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| <div class="section" id="module-systemds.matrix.data_gen"> |
| <span id="data-generators"></span><h1>Data Generators<a class="headerlink" href="#module-systemds.matrix.data_gen" title="Permalink to this headline">¶</a></h1> |
| <dl class="py function"> |
| <dt id="systemds.matrix.data_gen.full"> |
| <code class="sig-prename descclassname">systemds.matrix.data_gen.</code><code class="sig-name descname">full</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">sds_context</span><span class="p">:</span> <span class="n">systemds.context.systemds_context.SystemDSContext</span></em>, <em class="sig-param"><span class="n">shape</span><span class="p">:</span> <span class="n">Tuple<span class="p">[</span>int<span class="p">, </span>int<span class="p">]</span></span></em>, <em class="sig-param"><span class="n">value</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span></em><span class="sig-paren">)</span> → systemds.operator.operation_node.OperationNode<a class="headerlink" href="#systemds.matrix.data_gen.full" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Generates a matrix completely filled with a value</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters</dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>sds_context</strong> – SystemDS context</p></li> |
| <li><p><strong>shape</strong> – shape (rows and cols) of the matrix TODO tensor</p></li> |
| <li><p><strong>value</strong> – the value to fill all cells with</p></li> |
| </ul> |
| </dd> |
| <dt class="field-even">Returns</dt> |
| <dd class="field-even"><p>the OperationNode representing this operation</p> |
| </dd> |
| </dl> |
| </dd></dl> |
| |
| <dl class="py function"> |
| <dt id="systemds.matrix.data_gen.rand"> |
| <code class="sig-prename descclassname">systemds.matrix.data_gen.</code><code class="sig-name descname">rand</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">sds_context</span><span class="p">:</span> <span class="n">systemds.context.systemds_context.SystemDSContext</span></em>, <em class="sig-param"><span class="n">rows</span><span class="p">:</span> <span class="n">int</span></em>, <em class="sig-param"><span class="n">cols</span><span class="p">:</span> <span class="n">int</span></em>, <em class="sig-param"><span class="n">min</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em>, <em class="sig-param"><span class="n">max</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em>, <em class="sig-param"><span class="n">pdf</span><span class="p">:</span> <span class="n">str</span> <span class="o">=</span> <span class="default_value">'uniform'</span></em>, <em class="sig-param"><span class="n">sparsity</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em>, <em class="sig-param"><span class="n">seed</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em>, <em class="sig-param"><span class="n">lambd</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">1</span></em><span class="sig-paren">)</span> → systemds.operator.operation_node.OperationNode<a class="headerlink" href="#systemds.matrix.data_gen.rand" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Generates a matrix filled with random values</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters</dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>sds_context</strong> – SystemDS context</p></li> |
| <li><p><strong>rows</strong> – number of rows</p></li> |
| <li><p><strong>cols</strong> – number of cols</p></li> |
| <li><p><strong>min</strong> – min value for cells</p></li> |
| <li><p><strong>max</strong> – max value for cells</p></li> |
| <li><p><strong>pdf</strong> – “uniform”/”normal”/”poison” distribution</p></li> |
| <li><p><strong>sparsity</strong> – fraction of non-zero cells</p></li> |
| <li><p><strong>seed</strong> – random seed</p></li> |
| <li><p><strong>lambd</strong> – lamda value for “poison” distribution</p></li> |
| </ul> |
| </dd> |
| <dt class="field-even">Returns</dt> |
| <dd class="field-even"><p></p> |
| </dd> |
| </dl> |
| </dd></dl> |
| |
| <dl class="py function"> |
| <dt id="systemds.matrix.data_gen.seq"> |
| <code class="sig-prename descclassname">systemds.matrix.data_gen.</code><code class="sig-name descname">seq</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">sds_context</span><span class="p">:</span> <span class="n">systemds.context.systemds_context.SystemDSContext</span></em>, <em class="sig-param"><span class="n">start</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span></em>, <em class="sig-param"><span class="n">stop</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">None</span></em>, <em class="sig-param"><span class="n">step</span><span class="p">:</span> <span class="n">Union<span class="p">[</span>float<span class="p">, </span>int<span class="p">]</span></span> <span class="o">=</span> <span class="default_value">1</span></em><span class="sig-paren">)</span> → systemds.operator.operation_node.OperationNode<a class="headerlink" href="#systemds.matrix.data_gen.seq" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Create a single column vector with values from <cite>start</cite> to <cite>stop</cite> and an increment of <cite>step</cite>. |
| If no stop is defined and only one parameter is given, then start will be 0 and the parameter will be interpreted as |
| stop.</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters</dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>sds_context</strong> – SystemDS context</p></li> |
| <li><p><strong>start</strong> – the starting value</p></li> |
| <li><p><strong>stop</strong> – the maximum value</p></li> |
| <li><p><strong>step</strong> – the step size</p></li> |
| </ul> |
| </dd> |
| <dt class="field-even">Returns</dt> |
| <dd class="field-even"><p>the OperationNode representing this operation</p> |
| </dd> |
| </dl> |
| </dd></dl> |
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