| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Trait for immutable matrix structs."><meta name="keywords" content="rust, rustlang, rust-lang, BaseMatrix"><title>BaseMatrix in rusty_machine::prelude - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" 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href="../../rusty_machine/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../rusty_machine/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">BaseMatrix</a></h2><div class="sidebar-elems"><section><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.as_ptr">as_ptr</a></li><li><a href="#tymethod.cols">cols</a></li><li><a href="#tymethod.row_stride">row_stride</a></li><li><a href="#tymethod.rows">rows</a></li></ul><h3><a href="#provided-methods">Provided Methods</a></h3><ul class="block"><li><a href="#method.as_slice">as_slice</a></li><li><a href="#method.col">col</a></li><li><a href="#method.col_iter">col_iter</a></li><li><a href="#method.col_unchecked">col_unchecked</a></li><li><a href="#method.diag">diag</a></li><li><a href="#method.diag_iter">diag_iter</a></li><li><a href="#method.elediv">elediv</a></li><li><a href="#method.elemul">elemul</a></li><li><a href="#method.get">get</a></li><li><a href="#method.get_unchecked">get_unchecked</a></li><li><a href="#method.hcat">hcat</a></li><li><a href="#method.into_matrix">into_matrix</a></li><li><a href="#method.is_diag">is_diag</a></li><li><a href="#method.is_empty">is_empty</a></li><li><a href="#method.iter">iter</a></li><li><a href="#method.max">max</a></li><li><a href="#method.metric">metric</a></li><li><a href="#method.min">min</a></li><li><a href="#method.norm">norm</a></li><li><a href="#method.row">row</a></li><li><a href="#method.row_iter">row_iter</a></li><li><a href="#method.row_unchecked">row_unchecked</a></li><li><a href="#method.select">select</a></li><li><a href="#method.select_cols">select_cols</a></li><li><a href="#method.select_rows">select_rows</a></li><li><a href="#method.solve_l_triangular">solve_l_triangular</a></li><li><a href="#method.solve_u_triangular">solve_u_triangular</a></li><li><a href="#method.split_at">split_at</a></li><li><a href="#method.sub_slice">sub_slice</a></li><li><a href="#method.sum">sum</a></li><li><a href="#method.sum_cols">sum_cols</a></li><li><a href="#method.sum_rows">sum_rows</a></li><li><a href="#method.transpose">transpose</a></li><li><a href="#method.vcat">vcat</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><h2><a href="index.html">In rusty_machine::prelude</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Trait <a href="../index.html">rusty_machine</a>::<wbr><a href="index.html">prelude</a>::<wbr><a class="trait" href="#">BaseMatrix</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/rulinalg/matrix/base/mod.rs.html#44">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust trait"><code>pub trait BaseMatrix<T> { |
| <details class="rustdoc-toggle type-contents-toggle"><summary class="hideme"><span>Show 38 methods</span></summary> fn <a href="#tymethod.rows" class="fnname">rows</a>(&self) -> usize; |
| <span class="item-spacer"></span> fn <a href="#tymethod.cols" class="fnname">cols</a>(&self) -> usize; |
| <span class="item-spacer"></span> fn <a href="#tymethod.row_stride" class="fnname">row_stride</a>(&self) -> usize; |
| <span class="item-spacer"></span> fn <a href="#tymethod.as_ptr" class="fnname">as_ptr</a>(&self) -> *const T; |
| |
| fn <a href="#method.is_empty" class="fnname">is_empty</a>(&self) -> bool { ... } |
| <span class="item-spacer"></span> fn <a href="#method.as_slice" class="fnname">as_slice</a>(&self) -> <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T> { ... } |
| <span class="item-spacer"></span> unsafe fn <a href="#method.get_unchecked" class="fnname">get_unchecked</a>(&self, index: [usize; 2]) -> &T { ... } |
| <span class="item-spacer"></span> fn <a href="#method.get" class="fnname">get</a>(&self, index: [usize; 2]) -> Option<&T> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.col" class="fnname">col</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Column.html" title="struct rulinalg::matrix::Column">Column</a><'_, T> { ... } |
| <span class="item-spacer"></span> unsafe fn <a href="#method.col_unchecked" class="fnname">col_unchecked</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Column.html" title="struct rulinalg::matrix::Column">Column</a><'_, T> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.row" class="fnname">row</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Row.html" title="struct rulinalg::matrix::Row">Row</a><'_, T> { ... } |
| <span class="item-spacer"></span> unsafe fn <a href="#method.row_unchecked" class="fnname">row_unchecked</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Row.html" title="struct rulinalg::matrix::Row">Row</a><'_, T> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.iter" class="fnname">iter</a><'a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.SliceIter.html" title="struct rulinalg::matrix::SliceIter">SliceIter</a><'a, T><br> <span class="where">where<br> T: 'a</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.col_iter" class="fnname">col_iter</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Cols.html" title="struct rulinalg::matrix::Cols">Cols</a><'_, T> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.row_iter" class="fnname">row_iter</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Rows.html" title="struct rulinalg::matrix::Rows">Rows</a><'_, T> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.diag_iter" class="fnname">diag_iter</a>(&self, k: <a class="enum" href="../../rulinalg/matrix/enum.DiagOffset.html" title="enum rulinalg::matrix::DiagOffset">DiagOffset</a>) -> <a class="struct" href="../../rulinalg/matrix/struct.Diagonal.html" title="struct rulinalg::matrix::Diagonal">Diagonal</a><'_, T, Self> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.sum_rows" class="fnname">sum_rows</a>(&self) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><br> <span class="where">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.sum_cols" class="fnname">sum_cols</a>(&self) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><br> <span class="where">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.norm" class="fnname">norm</a><N>(&self, norm: N) -> T<br> <span class="where">where<br> N: <a class="trait" href="../linalg/norm/trait.MatrixNorm.html" title="trait rusty_machine::linalg::norm::MatrixNorm">MatrixNorm</a><T, Self>,<br> T: <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.metric" class="fnname">metric</a><'a, 'b, B, M>(&'a self, mat: &'b B, metric: M) -> T<br> <span class="where">where<br> B: 'b + <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T>,<br> M: <a class="trait" href="../linalg/norm/trait.MatrixMetric.html" title="trait rusty_machine::linalg::norm::MatrixMetric">MatrixMetric</a><'a, 'b, T, Self, B></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.sum" class="fnname">sum</a>(&self) -> T<br> <span class="where">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.min" class="fnname">min</a>(&self, axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a>) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><br> <span class="where">where<br> T: Copy + PartialOrd<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.max" class="fnname">max</a>(&self, axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a>) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><br> <span class="where">where<br> T: Copy + PartialOrd<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.into_matrix" class="fnname">into_matrix</a>(self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.select_rows" class="fnname">select_rows</a><'a, I>(&self, rows: I) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy,<br> I: IntoIterator<Item = &'a usize>,<br> <I as IntoIterator>::IntoIter: ExactSizeIterator + Clone</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.select_cols" class="fnname">select_cols</a><'a, I>(&self, cols: I) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy,<br> I: IntoIterator<Item = &'a usize>,<br> <I as IntoIterator>::IntoIter: ExactSizeIterator + Clone</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.elemul" class="fnname">elemul</a>(&self, m: &Self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy + Mul<T, Output = T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.elediv" class="fnname">elediv</a>(&self, m: &Self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy + Div<T, Output = T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.select" class="fnname">select</a>(&self, rows: &[usize], cols: &[usize]) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.hcat" class="fnname">hcat</a><S>(&self, m: &S) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy,<br> S: <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.vcat" class="fnname">vcat</a><S>(&self, m: &S) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy,<br> S: <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.diag" class="fnname">diag</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Diagonal.html" title="struct rulinalg::matrix::Diagonal">Diagonal</a><'_, T, Self> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.transpose" class="fnname">transpose</a>(&self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><br> <span class="where">where<br> T: Copy</span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.is_diag" class="fnname">is_diag</a>(&self) -> bool<br> <span class="where">where<br> T: <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a> + PartialEq<T></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.solve_u_triangular" class="fnname">solve_u_triangular</a>(&self, y: <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>) -> Result<<a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>, <a class="struct" href="../../rulinalg/error/struct.Error.html" title="struct rulinalg::error::Error">Error</a>><br> <span class="where">where<br> T: Any + <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.solve_l_triangular" class="fnname">solve_l_triangular</a>(&self, y: <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>) -> Result<<a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>, <a class="struct" href="../../rulinalg/error/struct.Error.html" title="struct rulinalg::error::Error">Error</a>><br> <span class="where">where<br> T: Any + <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a></span>, |
| { ... } |
| <span class="item-spacer"></span> fn <a href="#method.split_at" class="fnname">split_at</a>(<br> &self,<br> mid: usize,<br> axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a><br> ) -> (<a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T>, <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T>) { ... } |
| <span class="item-spacer"></span> fn <a href="#method.sub_slice" class="fnname">sub_slice</a><'a>(<br> &self,<br> start: [usize; 2],<br> rows: usize,<br> cols: usize<br> ) -> <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'a, T><br> <span class="where">where<br> T: 'a</span>, |
| { ... } |
| </details>}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Trait for immutable matrix structs.</p> |
| </div></details><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.rows" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#46">source</a><h4 class="code-header">fn <a href="#tymethod.rows" class="fnname">rows</a>(&self) -> usize</h4></section></summary><div class="docblock"><p>Rows in the matrix.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.cols" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#49">source</a><h4 class="code-header">fn <a href="#tymethod.cols" class="fnname">cols</a>(&self) -> usize</h4></section></summary><div class="docblock"><p>Columns in the matrix.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.row_stride" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#52">source</a><h4 class="code-header">fn <a href="#tymethod.row_stride" class="fnname">row_stride</a>(&self) -> usize</h4></section></summary><div class="docblock"><p>Row stride in the matrix.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.as_ptr" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#60">source</a><h4 class="code-header">fn <a href="#tymethod.as_ptr" class="fnname">as_ptr</a>(&self) -> *const T</h4></section></summary><div class="docblock"><p>Top left index of the matrix.</p> |
| </div></details></div><h2 id="provided-methods" class="small-section-header">Provided Methods<a href="#provided-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.is_empty" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#55">source</a><h4 class="code-header">fn <a href="#method.is_empty" class="fnname">is_empty</a>(&self) -> bool</h4></section></summary><div class="docblock"><p>Returns true if the matrix contais no elements</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_slice" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#72">source</a><h4 class="code-header">fn <a href="#method.as_slice" class="fnname">as_slice</a>(&self) -> <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T></h4></section></summary><div class="docblock"><p>Returns a <code>MatrixSlice</code> over the whole matrix.</p> |
| <h5 id="examples"><a href="#examples">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = Matrix::new(<span class="number">3</span>, <span class="number">3</span>, <span class="macro">vec!</span>[<span class="number">2.0</span>; <span class="number">9</span>]); |
| <span class="kw">let </span>b = a.as_slice();</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get_unchecked" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#79">source</a><h4 class="code-header">unsafe fn <a href="#method.get_unchecked" class="fnname">get_unchecked</a>(&self, index: [usize; 2]) -> &T</h4></section></summary><div class="docblock"><p>Get a reference to an element in the matrix without bounds checking.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#101">source</a><h4 class="code-header">fn <a href="#method.get" class="fnname">get</a>(&self, index: [usize; 2]) -> Option<&T></h4></section></summary><div class="docblock"><p>Get a reference to an element in the matrix.</p> |
| <h5 id="examples-1"><a href="#examples-1">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>; |
| <span class="number">3</span>, <span class="number">4</span>; |
| <span class="number">6</span>, <span class="number">7</span>]; |
| |
| <span class="macro">assert_eq!</span>(mat.get([<span class="number">0</span>, <span class="number">2</span>]), <span class="prelude-val">None</span>); |
| <span class="macro">assert_eq!</span>(mat.get([<span class="number">3</span>, <span class="number">0</span>]), <span class="prelude-val">None</span>); |
| |
| <span class="macro">assert_eq!</span>( <span class="kw-2">*</span>mat.get([<span class="number">0</span>, <span class="number">0</span>]).unwrap(), <span class="number">0</span>)</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.col" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#133">source</a><h4 class="code-header">fn <a href="#method.col" class="fnname">col</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Column.html" title="struct rulinalg::matrix::Column">Column</a><'_, T></h4></section></summary><div class="docblock"><p>Returns the column of a matrix at the given index. |
| <code>None</code> if the index is out of bounds.</p> |
| <h5 id="examples-2"><a href="#examples-2">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="kw">let </span>col = mat.col(<span class="number">1</span>); |
| <span class="kw">let </span>expected = <span class="macro">matrix!</span>[<span class="number">1usize</span>; <span class="number">4</span>; <span class="number">7</span>]; |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>col, expected);</code></pre></div> |
| <h5 id="panics"><a href="#panics">Panics</a></h5> |
| <p>Will panic if the column index is out of bounds.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.col_unchecked" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#158">source</a><h4 class="code-header">unsafe fn <a href="#method.col_unchecked" class="fnname">col_unchecked</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Column.html" title="struct rulinalg::matrix::Column">Column</a><'_, T></h4></section></summary><div class="docblock"><p>Returns the column of a matrix at the given |
| index without doing a bounds check.</p> |
| <h5 id="examples-3"><a href="#examples-3">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="kw">let </span>col = <span class="kw">unsafe </span>{ mat.col_unchecked(<span class="number">2</span>) }; |
| <span class="kw">let </span>expected = <span class="macro">matrix!</span>[<span class="number">2usize</span>; <span class="number">5</span>; <span class="number">8</span>]; |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>col, expected);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.row" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#183">source</a><h4 class="code-header">fn <a href="#method.row" class="fnname">row</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Row.html" title="struct rulinalg::matrix::Row">Row</a><'_, T></h4></section></summary><div class="docblock"><p>Returns the row of a matrix at the given index.</p> |
| <h5 id="examples-4"><a href="#examples-4">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="kw">let </span>row = mat.row(<span class="number">1</span>); |
| <span class="kw">let </span>expected = <span class="macro">matrix!</span>[<span class="number">3usize</span>, <span class="number">4</span>, <span class="number">5</span>]; |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>row, expected);</code></pre></div> |
| <h5 id="panics-1"><a href="#panics-1">Panics</a></h5> |
| <p>Will panic if the row index is out of bounds.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.row_unchecked" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#207">source</a><h4 class="code-header">unsafe fn <a href="#method.row_unchecked" class="fnname">row_unchecked</a>(&self, index: usize) -> <a class="struct" href="../../rulinalg/matrix/struct.Row.html" title="struct rulinalg::matrix::Row">Row</a><'_, T></h4></section></summary><div class="docblock"><p>Returns the row of a matrix at the given index without doing unbounds checking</p> |
| <h5 id="examples-5"><a href="#examples-5">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="kw">let </span>row = <span class="kw">unsafe </span>{ mat.row_unchecked(<span class="number">2</span>) }; |
| <span class="kw">let </span>expected = <span class="macro">matrix!</span>[<span class="number">6usize</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>row, expected);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.iter" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#229-230">source</a><h4 class="code-header">fn <a href="#method.iter" class="fnname">iter</a><'a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.SliceIter.html" title="struct rulinalg::matrix::SliceIter">SliceIter</a><'a, T><span class="where fmt-newline">where<br> T: 'a,</span></h4></section></summary><div class="docblock"><p>Returns an iterator over the matrix data.</p> |
| <h5 id="examples-6"><a href="#examples-6">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="kw">let </span>slice = mat.sub_slice([<span class="number">1</span>, <span class="number">1</span>], <span class="number">2</span>, <span class="number">2</span>); |
| |
| <span class="kw">let </span>slice_data = slice.iter().map(|v| <span class="kw-2">*</span>v).collect::<Vec<usize>>(); |
| <span class="macro">assert_eq!</span>(slice_data, <span class="macro">vec!</span>[<span class="number">4</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">8</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.col_iter" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#262">source</a><h4 class="code-header">fn <a href="#method.col_iter" class="fnname">col_iter</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Cols.html" title="struct rulinalg::matrix::Cols">Cols</a><'_, T></h4></section></summary><div class="docblock"><p>Iterate over the columns of the matrix.</p> |
| <h5 id="examples-7"><a href="#examples-7">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>; |
| <span class="number">2</span>, <span class="number">3</span>; |
| <span class="number">4</span>, <span class="number">5</span>]; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = a.col_iter(); |
| |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>iter.next().unwrap(), <span class="macro">matrix!</span>[ <span class="number">0</span>; <span class="number">2</span>; <span class="number">4 </span>]); |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>iter.next().unwrap(), <span class="macro">matrix!</span>[ <span class="number">1</span>; <span class="number">3</span>; <span class="number">5 </span>]); |
| <span class="macro">assert!</span>(iter.next().is_none());</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.row_iter" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#292">source</a><h4 class="code-header">fn <a href="#method.row_iter" class="fnname">row_iter</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Rows.html" title="struct rulinalg::matrix::Rows">Rows</a><'_, T></h4></section></summary><div class="docblock"><p>Iterate over the rows of the matrix.</p> |
| <h5 id="examples-8"><a href="#examples-8">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = a.row_iter(); |
| |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>iter.next().unwrap(), <span class="macro">matrix!</span>[ <span class="number">0</span>, <span class="number">1</span>, <span class="number">2 </span>]); |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>iter.next().unwrap(), <span class="macro">matrix!</span>[ <span class="number">3</span>, <span class="number">4</span>, <span class="number">5 </span>]); |
| <span class="macro">assert_matrix_eq!</span>(<span class="kw-2">*</span>iter.next().unwrap(), <span class="macro">matrix!</span>[ <span class="number">6</span>, <span class="number">7</span>, <span class="number">8 </span>]); |
| <span class="macro">assert!</span>(iter.next().is_none());</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.diag_iter" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#336">source</a><h4 class="code-header">fn <a href="#method.diag_iter" class="fnname">diag_iter</a>(&self, k: <a class="enum" href="../../rulinalg/matrix/enum.DiagOffset.html" title="enum rulinalg::matrix::DiagOffset">DiagOffset</a>) -> <a class="struct" href="../../rulinalg/matrix/struct.Diagonal.html" title="struct rulinalg::matrix::Diagonal">Diagonal</a><'_, T, Self></h4></section></summary><div class="docblock"><p>Iterate over diagonal entries</p> |
| <h5 id="examples-9"><a href="#examples-9">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code> |
| <span class="kw">use </span>rulinalg::matrix::{DiagOffset, Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>; |
| <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]; |
| <span class="comment">// Print super diag [1, 5] |
| </span><span class="kw">for </span>d <span class="kw">in </span>a.diag_iter(DiagOffset::Above(<span class="number">1</span>)) { |
| <span class="macro">println!</span>(<span class="string">"{}"</span>, d); |
| } |
| |
| <span class="comment">// Print sub diag [3, 7] |
| // Equivalent to `diag_iter(DiagOffset::Below(1))` |
| </span><span class="kw">for </span>d <span class="kw">in </span>a.diag_iter(DiagOffset::from(-<span class="number">1</span>)) { |
| <span class="macro">println!</span>(<span class="string">"{}"</span>, d); |
| }</code></pre></div> |
| <h5 id="panics-2"><a href="#panics-2">Panics</a></h5> |
| <p>If using an <code>Above</code> or <code>Below</code> offset which is |
| out-of-bounds this function will panic.</p> |
| <p>This function will never panic if the <code>Main</code> diagonal |
| offset is used.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.sum_rows" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#379-380">source</a><h4 class="code-header">fn <a href="#method.sum_rows" class="fnname">sum_rows</a>(&self) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><span class="where fmt-newline">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T>,</span></h4></section></summary><div class="docblock"><p>The sum of the rows of the matrix.</p> |
| <p>Returns a Vector equal to the sums of elements over the matrices rows.</p> |
| <p>Note that the resulting vector is identical to the sums of |
| elements along each column of the matrix.</p> |
| <h5 id="examples-10"><a href="#examples-10">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>c = a.sum_rows(); |
| <span class="macro">assert_eq!</span>(c, <span class="macro">vector!</span>[<span class="number">4.0</span>, <span class="number">6.0</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.sum_cols" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#409-410">source</a><h4 class="code-header">fn <a href="#method.sum_cols" class="fnname">sum_cols</a>(&self) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><span class="where fmt-newline">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T>,</span></h4></section></summary><div class="docblock"><p>The sum of the columns of the matrix.</p> |
| <p>Returns a Vector equal to the sums of elements over the matrices columns.</p> |
| <p>Note that the resulting vector is identical to the sums of |
| elements along each row of the matrix.</p> |
| <h5 id="examples-11"><a href="#examples-11">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>c = a.sum_cols(); |
| <span class="macro">assert_eq!</span>(c, <span class="macro">vector!</span>[<span class="number">3.0</span>, <span class="number">7.0</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.norm" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#432-433">source</a><h4 class="code-header">fn <a href="#method.norm" class="fnname">norm</a><N>(&self, norm: N) -> T<span class="where fmt-newline">where<br> N: <a class="trait" href="../linalg/norm/trait.MatrixNorm.html" title="trait rusty_machine::linalg::norm::MatrixNorm">MatrixNorm</a><T, Self>,<br> T: <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a>,</span></h4></section></summary><div class="docblock"><p>Compute given matrix norm for matrix.</p> |
| <h5 id="examples-12"><a href="#examples-12">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| <span class="kw">use </span>rulinalg::norm::Euclidean; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">3.0</span>, <span class="number">4.0</span>]; |
| <span class="kw">let </span>c = a.norm(Euclidean); |
| |
| <span class="macro">assert_eq!</span>(c, <span class="number">5.0</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.metric" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#459-461">source</a><h4 class="code-header">fn <a href="#method.metric" class="fnname">metric</a><'a, 'b, B, M>(&'a self, mat: &'b B, metric: M) -> T<span class="where fmt-newline">where<br> B: 'b + <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T>,<br> M: <a class="trait" href="../linalg/norm/trait.MatrixMetric.html" title="trait rusty_machine::linalg::norm::MatrixMetric">MatrixMetric</a><'a, 'b, T, Self, B>,</span></h4></section></summary><div class="docblock"><p>Compute the metric distance between two matrices.</p> |
| <h5 id="examples-13"><a href="#examples-13">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| <span class="kw">use </span>rulinalg::norm::Euclidean; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">3.0</span>, <span class="number">4.0</span>; |
| <span class="number">1.0</span>, <span class="number">2.0</span>]; |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">2.0</span>, <span class="number">5.0</span>; |
| <span class="number">0.0</span>, <span class="number">3.0</span>]; |
| |
| <span class="comment">// Compute the square root of the sum of |
| // elementwise squared-differences |
| </span><span class="kw">let </span>c = a.metric(<span class="kw-2">&</span>b, Euclidean); |
| |
| <span class="macro">assert_eq!</span>(c, <span class="number">2.0</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.sum" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#481-482">source</a><h4 class="code-header">fn <a href="#method.sum" class="fnname">sum</a>(&self) -> T<span class="where fmt-newline">where<br> T: Copy + <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a><Output = T> + Add<T>,</span></h4></section></summary><div class="docblock"><p>The sum of all elements in the matrix</p> |
| <h5 id="examples-14"><a href="#examples-14">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>c = a.sum(); |
| <span class="macro">assert_eq!</span>(c, <span class="number">10.0</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.min" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#507-508">source</a><h4 class="code-header">fn <a href="#method.min" class="fnname">min</a>(&self, axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a>) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><span class="where fmt-newline">where<br> T: Copy + PartialOrd<T>,</span></h4></section></summary><div class="docblock"><p>The min of the specified axis of the matrix.</p> |
| <h5 id="examples-15"><a href="#examples-15">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix, Axes}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>cmin = a.min(Axes::Col); |
| <span class="macro">assert_eq!</span>(cmin, <span class="macro">vector!</span>[<span class="number">1.0</span>, <span class="number">3.0</span>]); |
| |
| <span class="kw">let </span>rmin = a.min(Axes::Row); |
| <span class="macro">assert_eq!</span>(rmin, <span class="macro">vector!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.max" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#551-552">source</a><h4 class="code-header">fn <a href="#method.max" class="fnname">max</a>(&self, axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a>) -> <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T><span class="where fmt-newline">where<br> T: Copy + PartialOrd<T>,</span></h4></section></summary><div class="docblock"><p>The max of the specified axis of the matrix.</p> |
| <h5 id="examples-16"><a href="#examples-16">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{BaseMatrix, Axes}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>cmax = a.max(Axes::Col); |
| <span class="macro">assert_eq!</span>(cmax, <span class="macro">vector!</span>[<span class="number">2.0</span>, <span class="number">4.0</span>]); |
| |
| <span class="kw">let </span>rmax = a.max(Axes::Row); |
| <span class="macro">assert_eq!</span>(rmax, <span class="macro">vector!</span>[<span class="number">3.0</span>, <span class="number">4.0</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_matrix" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#578-579">source</a><h4 class="code-header">fn <a href="#method.into_matrix" class="fnname">into_matrix</a>(self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,</span></h4></section></summary><div class="docblock"><p>Convert the matrix struct into a owned Matrix.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.select_rows" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#605-608">source</a><h4 class="code-header">fn <a href="#method.select_rows" class="fnname">select_rows</a><'a, I>(&self, rows: I) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,<br> I: IntoIterator<Item = &'a usize>,<br> <I as IntoIterator>::IntoIter: ExactSizeIterator + Clone,</span></h4></section></summary><div class="docblock"><p>Select rows from matrix</p> |
| <h5 id="examples-17"><a href="#examples-17">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = Matrix::<f64>::ones(<span class="number">3</span>,<span class="number">3</span>); |
| |
| <span class="kw">let </span>b = <span class="kw-2">&</span>a.select_rows(<span class="kw-2">&</span>[<span class="number">2</span>]); |
| <span class="macro">assert_eq!</span>(b.rows(), <span class="number">1</span>); |
| <span class="macro">assert_eq!</span>(b.cols(), <span class="number">3</span>); |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.select_rows(<span class="kw-2">&</span>[<span class="number">1</span>,<span class="number">2</span>]); |
| <span class="macro">assert_eq!</span>(c.rows(), <span class="number">2</span>); |
| <span class="macro">assert_eq!</span>(c.cols(), <span class="number">3</span>);</code></pre></div> |
| <h5 id="panics-3"><a href="#panics-3">Panics</a></h5> |
| <ul> |
| <li>Panics if row indices exceed the matrix dimensions.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.select_cols" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#652-655">source</a><h4 class="code-header">fn <a href="#method.select_cols" class="fnname">select_cols</a><'a, I>(&self, cols: I) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,<br> I: IntoIterator<Item = &'a usize>,<br> <I as IntoIterator>::IntoIter: ExactSizeIterator + Clone,</span></h4></section></summary><div class="docblock"><p>Select columns from matrix</p> |
| <h5 id="examples-18"><a href="#examples-18">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = Matrix::<f64>::ones(<span class="number">3</span>,<span class="number">3</span>); |
| <span class="kw">let </span>b = <span class="kw-2">&</span>a.select_cols(<span class="kw-2">&</span>[<span class="number">2</span>]); |
| <span class="macro">assert_eq!</span>(b.rows(), <span class="number">3</span>); |
| <span class="macro">assert_eq!</span>(b.cols(), <span class="number">1</span>); |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.select_cols(<span class="kw-2">&</span>[<span class="number">1</span>,<span class="number">2</span>]); |
| <span class="macro">assert_eq!</span>(c.rows(), <span class="number">3</span>); |
| <span class="macro">assert_eq!</span>(c.cols(), <span class="number">2</span>);</code></pre></div> |
| <h5 id="panics-4"><a href="#panics-4">Panics</a></h5> |
| <ul> |
| <li>Panics if column indices exceed the matrix dimensions.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.elemul" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#702-703">source</a><h4 class="code-header">fn <a href="#method.elemul" class="fnname">elemul</a>(&self, m: &Self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy + Mul<T, Output = T>,</span></h4></section></summary><div class="docblock"><p>The elementwise product of two matrices.</p> |
| <h5 id="examples-19"><a href="#examples-19">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.elemul(<span class="kw-2">&</span>b); |
| <span class="macro">assert_matrix_eq!</span>(c, <span class="kw-2">&</span><span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">4.0</span>; <span class="number">9.0</span>, <span class="number">16.0</span>]); |
| }</code></pre></div> |
| <h5 id="panics-5"><a href="#panics-5">Panics</a></h5> |
| <ul> |
| <li>The matrices have different row counts.</li> |
| <li>The matrices have different column counts.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.elediv" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#737-738">source</a><h4 class="code-header">fn <a href="#method.elediv" class="fnname">elediv</a>(&self, m: &Self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy + Div<T, Output = T>,</span></h4></section></summary><div class="docblock"><p>The elementwise division of two matrices.</p> |
| <h5 id="examples-20"><a href="#examples-20">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>]; |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.elediv(<span class="kw-2">&</span>b); |
| <span class="macro">assert_matrix_eq!</span>(c, <span class="kw-2">&</span><span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">1.0</span>; <span class="number">1.0</span>, <span class="number">1.0</span>]);</code></pre></div> |
| <h5 id="panics-6"><a href="#panics-6">Panics</a></h5> |
| <ul> |
| <li>The matrices have different row counts.</li> |
| <li>The matrices have different column counts.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.select" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#771-772">source</a><h4 class="code-header">fn <a href="#method.select" class="fnname">select</a>(&self, rows: &[usize], cols: &[usize]) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,</span></h4></section></summary><div class="docblock"><p>Select block matrix from matrix</p> |
| <h5 id="examples-21"><a href="#examples-21">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = Matrix::<f64>::identity(<span class="number">3</span>); |
| <span class="kw">let </span>b = <span class="kw-2">&</span>a.select(<span class="kw-2">&</span>[<span class="number">0</span>,<span class="number">1</span>], <span class="kw-2">&</span>[<span class="number">1</span>,<span class="number">2</span>]); |
| |
| <span class="comment">// We get the 2x2 block matrix in the upper right corner. |
| </span><span class="macro">assert_eq!</span>(b.rows(), <span class="number">2</span>); |
| <span class="macro">assert_eq!</span>(b.cols(), <span class="number">2</span>); |
| |
| <span class="comment">// Prints [0,0, 1,0] |
| </span><span class="macro">println!</span>(<span class="string">"{:?}"</span>, b.data());</code></pre></div> |
| <h5 id="panics-7"><a href="#panics-7">Panics</a></h5> |
| <ul> |
| <li>Panics if row or column indices exceed the matrix dimensions.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.hcat" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#826-828">source</a><h4 class="code-header">fn <a href="#method.hcat" class="fnname">hcat</a><S>(&self, m: &S) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,<br> S: <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T>,</span></h4></section></summary><div class="docblock"><p>Horizontally concatenates two matrices. With self on the left.</p> |
| <h5 id="examples-22"><a href="#examples-22">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">3.0</span>, <span class="number">4.0</span>; |
| <span class="number">5.0</span>, <span class="number">6.0</span>]; |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">4.0</span>; |
| <span class="number">5.0</span>; |
| <span class="number">6.0</span>]; |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.hcat(<span class="kw-2">&</span>b); |
| <span class="macro">assert_eq!</span>(c.cols(), a.cols() + b.cols()); |
| <span class="macro">assert_eq!</span>(c[[<span class="number">1</span>, <span class="number">2</span>]], <span class="number">5.0</span>);</code></pre></div> |
| <h5 id="panics-8"><a href="#panics-8">Panics</a></h5> |
| <ul> |
| <li>Self and m have different row counts.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.vcat" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#867-869">source</a><h4 class="code-header">fn <a href="#method.vcat" class="fnname">vcat</a><S>(&self, m: &S) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,<br> S: <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T>,</span></h4></section></summary><div class="docblock"><p>Vertically concatenates two matrices. With self on top.</p> |
| <h5 id="examples-23"><a href="#examples-23">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>, <span class="number">3.0</span>; |
| <span class="number">4.0</span>, <span class="number">5.0</span>, <span class="number">6.0</span>]; |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">4.0</span>, <span class="number">5.0</span>, <span class="number">6.0</span>];; |
| |
| <span class="kw">let </span>c = <span class="kw-2">&</span>a.vcat(<span class="kw-2">&</span>b); |
| <span class="macro">assert_eq!</span>(c.rows(), a.rows() + b.rows()); |
| <span class="macro">assert_eq!</span>(c[[<span class="number">2</span>, <span class="number">2</span>]], <span class="number">6.0</span>);</code></pre></div> |
| <h5 id="panics-9"><a href="#panics-9">Panics</a></h5> |
| <ul> |
| <li>Self and m have different column counts.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.diag" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#909">source</a><h4 class="code-header">fn <a href="#method.diag" class="fnname">diag</a>(&self) -> <a class="struct" href="../../rulinalg/matrix/struct.Diagonal.html" title="struct rulinalg::matrix::Diagonal">Diagonal</a><'_, T, Self></h4></section></summary><div class="docblock"><p>Extract the diagonal of the matrix</p> |
| <p>Examples</p> |
| |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code> |
| <span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>; |
| <span class="number">4</span>, <span class="number">5</span>, <span class="number">6</span>; |
| <span class="number">7</span>, <span class="number">8</span>, <span class="number">9</span>].diag().cloned().collect::<Vec<<span class="kw">_</span>>>(); |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">1</span>, <span class="number">2</span>; |
| <span class="number">3</span>, <span class="number">4</span>; |
| <span class="number">5</span>, <span class="number">6</span>].diag().cloned().collect::<Vec<<span class="kw">_</span>>>(); |
| |
| <span class="macro">assert_eq!</span>(a, <span class="macro">vec!</span>[<span class="number">1</span>, <span class="number">5</span>, <span class="number">9</span>]); |
| <span class="macro">assert_eq!</span>(b, <span class="macro">vec!</span>[<span class="number">1</span>, <span class="number">4</span>]);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.transpose" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#930-931">source</a><h4 class="code-header">fn <a href="#method.transpose" class="fnname">transpose</a>(&self) -> <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T><span class="where fmt-newline">where<br> T: Copy,</span></h4></section></summary><div class="docblock"><p>Tranposes the given matrix</p> |
| <h5 id="examples-24"><a href="#examples-24">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>mat = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>, <span class="number">3.0</span>; |
| <span class="number">4.0</span>, <span class="number">5.0</span>, <span class="number">6.0</span>]; |
| |
| <span class="kw">let </span>expected = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">4.0</span>; |
| <span class="number">2.0</span>, <span class="number">5.0</span>; |
| <span class="number">3.0</span>, <span class="number">6.0</span>]; |
| <span class="macro">assert_matrix_eq!</span>(mat.transpose(), expected);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.is_diag" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#972-973">source</a><h4 class="code-header">fn <a href="#method.is_diag" class="fnname">is_diag</a>(&self) -> bool<span class="where fmt-newline">where<br> T: <a class="trait" href="../../num_traits/identities/trait.Zero.html" title="trait num_traits::identities::Zero">Zero</a> + PartialEq<T>,</span></h4></section></summary><div class="docblock"><p>Checks if matrix is diagonal.</p> |
| <h5 id="examples-25"><a href="#examples-25">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">0.0</span>; |
| <span class="number">0.0</span>, <span class="number">1.0</span>]; |
| <span class="kw">let </span>a_diag = a.is_diag(); |
| |
| <span class="macro">assert_eq!</span>(a_diag, <span class="bool-val">true</span>); |
| |
| <span class="kw">let </span>b = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">0.0</span>; |
| <span class="number">1.0</span>, <span class="number">0.0</span>]; |
| <span class="kw">let </span>b_diag = b.is_diag(); |
| |
| <span class="macro">assert_eq!</span>(b_diag, <span class="bool-val">false</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.solve_u_triangular" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#1015-1016">source</a><h4 class="code-header">fn <a href="#method.solve_u_triangular" class="fnname">solve_u_triangular</a>(&self, y: <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>) -> Result<<a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>, <a class="struct" href="../../rulinalg/error/struct.Error.html" title="struct rulinalg::error::Error">Error</a>><span class="where fmt-newline">where<br> T: Any + <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a>,</span></h4></section></summary><div class="docblock"><p>Solves an upper triangular linear system.</p> |
| <p>Given a matrix <code>A</code> and a vector <code>b</code>, this function returns the |
| solution of the upper triangular system <code>Ux = b</code>, where <code>U</code> is |
| the upper triangular part of <code>A</code>.</p> |
| <h5 id="examples-26"><a href="#examples-26">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| <span class="kw">use </span>std::f32; |
| |
| <span class="kw">let </span>u = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">2.0</span>; |
| <span class="number">0.0</span>, <span class="number">1.0</span>]; |
| <span class="kw">let </span>y = <span class="macro">vector!</span>[<span class="number">3.0</span>, <span class="number">1.0</span>]; |
| |
| <span class="kw">let </span>x = u.solve_u_triangular(y).expect(<span class="string">"A solution should exist!"</span>); |
| <span class="macro">assert!</span>((x[<span class="number">0</span>] - <span class="number">1.0</span>) < f32::EPSILON); |
| <span class="macro">assert!</span>((x[<span class="number">1</span>] - <span class="number">1.0</span>) < f32::EPSILON);</code></pre></div> |
| <h5 id="panics-10"><a href="#panics-10">Panics</a></h5> |
| <ul> |
| <li>Vector size and matrix column count are not equal.</li> |
| </ul> |
| <h5 id="failures"><a href="#failures">Failures</a></h5> |
| <ul> |
| <li>There is no valid solution to the system (matrix is singular).</li> |
| <li>The matrix is empty.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.solve_l_triangular" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#1058-1059">source</a><h4 class="code-header">fn <a href="#method.solve_l_triangular" class="fnname">solve_l_triangular</a>(&self, y: <a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>) -> Result<<a class="struct" href="../linalg/struct.Vector.html" title="struct rusty_machine::linalg::Vector">Vector</a><T>, <a class="struct" href="../../rulinalg/error/struct.Error.html" title="struct rulinalg::error::Error">Error</a>><span class="where fmt-newline">where<br> T: Any + <a class="trait" href="../../num_traits/float/trait.Float.html" title="trait num_traits::float::Float">Float</a>,</span></h4></section></summary><div class="docblock"><p>Solves a lower triangular linear system.</p> |
| <p>Given a matrix <code>A</code> and a vector <code>b</code>, this function returns the |
| solution of the lower triangular system <code>Lx = b</code>, where <code>L</code> is |
| the lower triangular part of <code>A</code>.</p> |
| <h5 id="examples-27"><a href="#examples-27">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::BaseMatrix; |
| <span class="kw">use </span>std::f32; |
| |
| <span class="kw">let </span>l = <span class="macro">matrix!</span>[<span class="number">1.0</span>, <span class="number">0.0</span>; |
| <span class="number">2.0</span>, <span class="number">1.0</span>]; |
| <span class="kw">let </span>y = <span class="macro">vector!</span>[<span class="number">1.0</span>, <span class="number">3.0</span>]; |
| |
| <span class="kw">let </span>x = l.solve_l_triangular(y).expect(<span class="string">"A solution should exist!"</span>); |
| <span class="macro">println!</span>(<span class="string">"{:?}"</span>, x); |
| <span class="macro">assert!</span>((x[<span class="number">0</span>] - <span class="number">1.0</span>) < f32::EPSILON); |
| <span class="macro">assert!</span>((x[<span class="number">1</span>] - <span class="number">1.0</span>) < f32::EPSILON);</code></pre></div> |
| <h5 id="panics-11"><a href="#panics-11">Panics</a></h5> |
| <ul> |
| <li>Vector size and matrix column count are not equal.</li> |
| </ul> |
| <h5 id="failures-1"><a href="#failures-1">Failures</a></h5> |
| <ul> |
| <li>There is no valid solution to the system (matrix is singular).</li> |
| <li>The matrix is empty.</li> |
| </ul> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.split_at" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#1079">source</a><h4 class="code-header">fn <a href="#method.split_at" class="fnname">split_at</a>(<br> &self,<br> mid: usize,<br> axis: <a class="enum" href="../linalg/enum.Axes.html" title="enum rusty_machine::linalg::Axes">Axes</a><br>) -> (<a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T>, <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'_, T>)</h4></section></summary><div class="docblock"><p>Split the matrix at the specified axis returning two <code>MatrixSlice</code>s.</p> |
| <h5 id="examples-28"><a href="#examples-28">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Axes, Matrix, BaseMatrix}; |
| |
| <span class="kw">let </span>a = Matrix::new(<span class="number">3</span>,<span class="number">3</span>, <span class="macro">vec!</span>[<span class="number">2.0</span>; <span class="number">9</span>]); |
| <span class="kw">let </span>(b,c) = a.split_at(<span class="number">1</span>, Axes::Row);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.sub_slice" class="method has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/mod.rs.html#1128-1129">source</a><h4 class="code-header">fn <a href="#method.sub_slice" class="fnname">sub_slice</a><'a>(<br> &self,<br> start: [usize; 2],<br> rows: usize,<br> cols: usize<br>) -> <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'a, T><span class="where fmt-newline">where<br> T: 'a,</span></h4></section></summary><div class="docblock"><p>Produce a <code>MatrixSlice</code> from an existing matrix.</p> |
| <h5 id="examples-29"><a href="#examples-29">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>rulinalg::matrix::{Matrix, BaseMatrix, MatrixSlice}; |
| |
| <span class="kw">let </span>a = Matrix::new(<span class="number">3</span>,<span class="number">3</span>, (<span class="number">0</span>..<span class="number">9</span>).collect::<Vec<usize>>()); |
| <span class="kw">let </span>slice = MatrixSlice::from_matrix(<span class="kw-2">&</span>a, [<span class="number">1</span>,<span class="number">1</span>], <span class="number">2</span>, <span class="number">2</span>); |
| <span class="kw">let </span>new_slice = slice.sub_slice([<span class="number">0</span>,<span class="number">0</span>], <span class="number">1</span>, <span class="number">1</span>);</code></pre></div> |
| </div></details></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div id="implementors-list"><section id="impl-BaseMatrix%3CT%3E-for-Column%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#164">source</a><a href="#impl-BaseMatrix%3CT%3E-for-Column%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../../rulinalg/matrix/struct.Column.html" title="struct rulinalg::matrix::Column">Column</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-ColumnMut%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#180">source</a><a href="#impl-BaseMatrix%3CT%3E-for-ColumnMut%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../../rulinalg/matrix/struct.ColumnMut.html" title="struct rulinalg::matrix::ColumnMut">ColumnMut</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-Row%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#125">source</a><a href="#impl-BaseMatrix%3CT%3E-for-Row%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../../rulinalg/matrix/struct.Row.html" title="struct rulinalg::matrix::Row">Row</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-RowMut%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#141">source</a><a href="#impl-BaseMatrix%3CT%3E-for-RowMut%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../../rulinalg/matrix/struct.RowMut.html" title="struct rulinalg::matrix::RowMut">RowMut</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-MatrixSlice%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#81">source</a><a href="#impl-BaseMatrix%3CT%3E-for-MatrixSlice%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../linalg/struct.MatrixSlice.html" title="struct rusty_machine::linalg::MatrixSlice">MatrixSlice</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-MatrixSliceMut%3C%27a%2C%20T%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#96">source</a><a href="#impl-BaseMatrix%3CT%3E-for-MatrixSliceMut%3C%27a%2C%20T%3E" class="anchor"></a><h3 class="code-header">impl<'a, T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../linalg/struct.MatrixSliceMut.html" title="struct rusty_machine::linalg::MatrixSliceMut">MatrixSliceMut</a><'a, T></h3></section><section id="impl-BaseMatrix%3CT%3E-for-Matrix%3CT%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/rulinalg/matrix/base/impl_base.rs.html#10">source</a><a href="#impl-BaseMatrix%3CT%3E-for-Matrix%3CT%3E" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="../linalg/trait.BaseMatrix.html" title="trait rusty_machine::linalg::BaseMatrix">BaseMatrix</a><T> for <a class="struct" href="../linalg/struct.Matrix.html" title="struct rusty_machine::linalg::Matrix">Matrix</a><T></h3></section></div><script src="../../implementors/rulinalg/matrix/base/trait.BaseMatrix.js" data-ignore-extern-crates="rulinalg" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="rusty_machine" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |