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| <div class="subTitle">org.apache.sysds.utils</div> |
| <h2 title="Class NativeHelper" class="title">Class NativeHelper</h2> |
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| <ul class="inheritance"> |
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| <li>org.apache.sysds.utils.NativeHelper</li> |
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| <pre>public class <span class="typeNameLabel">NativeHelper</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">This class helps in loading native library. |
| By default, it first tries to load Intel MKL, else tries to load OpenBLAS.</div> |
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| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.NativeBlasState.html" title="enum in org.apache.sysds.utils">NativeHelper.NativeBlasState</a></span></code> </td> |
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| </tr> |
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| <td class="colFirst"><code>static <a href="../../../../org/apache/sysds/utils/NativeHelper.NativeBlasState.html" title="enum in org.apache.sysds.utils">NativeHelper.NativeBlasState</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#CURRENT_NATIVE_BLAS_STATE">CURRENT_NATIVE_BLAS_STATE</a></span></code> </td> |
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| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
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| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#NativeHelper--">NativeHelper</a></span>()</code> </td> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#conv2dBackwardDataDense-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">conv2dBackwardDataDense</a></span>(double[] filter, |
| double[] dout, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#conv2dBackwardFilterDense-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">conv2dBackwardFilterDense</a></span>(double[] input, |
| double[] dout, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#conv2dBackwardFilterSparseDense-int-int-int:A-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">conv2dBackwardFilterSparseDense</a></span>(int apos, |
| int alen, |
| int[] aix, |
| double[] avals, |
| double[] rotatedDoutPtr, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#conv2dDense-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">conv2dDense</a></span>(double[] input, |
| double[] filter, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#conv2dSparse-int-int-int:A-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">conv2dSparse</a></span>(int apos, |
| int alen, |
| int[] aix, |
| double[] avals, |
| double[] filter, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#dconv2dBiasAddDense-double:A-double:A-double:A-double:A-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">dconv2dBiasAddDense</a></span>(double[] input, |
| double[] bias, |
| double[] filter, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#dmmdd-double:A-double:A-double:A-int-int-int-int-">dmmdd</a></span>(double[] m1, |
| double[] m2, |
| double[] ret, |
| int m1rlen, |
| int m1clen, |
| int m2clen, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#getCurrentBLAS--">getCurrentBLAS</a></span>()</code> |
| <div class="block">Called by Statistics to print the loaded BLAS.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#getMaxNumThreads--">getMaxNumThreads</a></span>()</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#initialize-java.lang.String-java.lang.String-">initialize</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> customLibPath, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> userSpecifiedBLAS)</code> |
| <div class="block">Initialize the native library before executing the DML program</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#isNativeLibraryLoaded--">isNativeLibraryLoaded</a></span>()</code> |
| <div class="block">Called by runtime to check if the BLAS is available for exploitation</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#loadBLAS-java.lang.String-java.lang.String-java.lang.String-">loadBLAS</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> customLibPath, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blas, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> optionalMsg)</code> |
| <div class="block">Attempts to load native BLAS</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#loadLibraryHelperFromResource-java.lang.String-">loadLibraryHelperFromResource</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> libFileName)</code> |
| <div class="block">Attempts to load the JNI shared library from the sysds jar</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#sconv2dBiasAddDense-java.nio.FloatBuffer-java.nio.FloatBuffer-java.nio.FloatBuffer-java.nio.FloatBuffer-int-int-int-int-int-int-int-int-int-int-int-int-int-int-">sconv2dBiasAddDense</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> bias, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> filter, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#smmdd-java.nio.FloatBuffer-java.nio.FloatBuffer-java.nio.FloatBuffer-int-int-int-int-">smmdd</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> m1, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> m2, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> ret, |
| int m1rlen, |
| int m1clen, |
| int m2clen, |
| int numThreads)</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/utils/NativeHelper.html#tsmm-double:A-double:A-int-int-boolean-int-">tsmm</a></span>(double[] m1, |
| double[] ret, |
| int m1rlen, |
| int m1clen, |
| boolean leftTrans, |
| int numThreads)</code> </td> |
| </tr> |
| </table> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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| <a name="CURRENT_NATIVE_BLAS_STATE"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>CURRENT_NATIVE_BLAS_STATE</h4> |
| <pre>public static <a href="../../../../org/apache/sysds/utils/NativeHelper.NativeBlasState.html" title="enum in org.apache.sysds.utils">NativeHelper.NativeBlasState</a> CURRENT_NATIVE_BLAS_STATE</pre> |
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| <h3>Constructor Detail</h3> |
| <a name="NativeHelper--"> |
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| <h4>NativeHelper</h4> |
| <pre>public NativeHelper()</pre> |
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| <!-- ============ METHOD DETAIL ========== --> |
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| <h3>Method Detail</h3> |
| <a name="getCurrentBLAS--"> |
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| <h4>getCurrentBLAS</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getCurrentBLAS()</pre> |
| <div class="block">Called by Statistics to print the loaded BLAS.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>empty string or the BLAS that is loaded</dd> |
| </dl> |
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| <h4>isNativeLibraryLoaded</h4> |
| <pre>public static boolean isNativeLibraryLoaded()</pre> |
| <div class="block">Called by runtime to check if the BLAS is available for exploitation</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if CURRENT_NATIVE_BLAS_STATE is SUCCESSFULLY_LOADED_NATIVE_BLAS_AND_NOT_IN_USE else false</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="initialize-java.lang.String-java.lang.String-"> |
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| <h4>initialize</h4> |
| <pre>public static void initialize(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> customLibPath, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> userSpecifiedBLAS)</pre> |
| <div class="block">Initialize the native library before executing the DML program</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>customLibPath</code> - specified by sysds.native.blas.directory</dd> |
| <dd><code>userSpecifiedBLAS</code> - specified by sysds.native.blas</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getMaxNumThreads</h4> |
| <pre>public static int getMaxNumThreads()</pre> |
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| <h4>loadBLAS</h4> |
| <pre>public static boolean loadBLAS(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> customLibPath, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blas, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> optionalMsg)</pre> |
| <div class="block">Attempts to load native BLAS</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>customLibPath</code> - can be null (if we want to only want to use LD_LIBRARY_PATH), else the</dd> |
| <dd><code>blas</code> - can be gomp, openblas or mkl_rt</dd> |
| <dd><code>optionalMsg</code> - message for debugging</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if successfully loaded BLAS</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="loadLibraryHelperFromResource-java.lang.String-"> |
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| <h4>loadLibraryHelperFromResource</h4> |
| <pre>public static boolean loadLibraryHelperFromResource(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> libFileName)</pre> |
| <div class="block">Attempts to load the JNI shared library from the sysds jar</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>libFileName</code> - library file name)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if successfully loaded BLAS</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>dmmdd</h4> |
| <pre>public static long dmmdd(double[] m1, |
| double[] m2, |
| double[] ret, |
| int m1rlen, |
| int m1clen, |
| int m2clen, |
| int numThreads)</pre> |
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| <h4>smmdd</h4> |
| <pre>public static long smmdd(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> m1, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> m2, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> ret, |
| int m1rlen, |
| int m1clen, |
| int m2clen, |
| int numThreads)</pre> |
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| <h4>tsmm</h4> |
| <pre>public static long tsmm(double[] m1, |
| double[] ret, |
| int m1rlen, |
| int m1clen, |
| boolean leftTrans, |
| int numThreads)</pre> |
| </li> |
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| <h4>conv2dDense</h4> |
| <pre>public static long conv2dDense(double[] input, |
| double[] filter, |
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| int N, |
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| int H, |
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| int numThreads)</pre> |
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| <pre>public static long dconv2dBiasAddDense(double[] input, |
| double[] bias, |
| double[] filter, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
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| int numThreads)</pre> |
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| <pre>public static long sconv2dBiasAddDense(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> input, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> bias, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/FloatBuffer.html?is-external=true" title="class or interface in java.nio">FloatBuffer</a> filter, |
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| int N, |
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| int P, |
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| <pre>public static long conv2dBackwardFilterDense(double[] input, |
| double[] dout, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
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| int numThreads)</pre> |
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| <pre>public static long conv2dBackwardDataDense(double[] filter, |
| double[] dout, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
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| int numThreads)</pre> |
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| <pre>public static boolean conv2dBackwardFilterSparseDense(int apos, |
| int alen, |
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| double[] avals, |
| double[] rotatedDoutPtr, |
| double[] ret, |
| int N, |
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| int numThreads)</pre> |
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| <pre>public static boolean conv2dSparse(int apos, |
| int alen, |
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| double[] avals, |
| double[] filter, |
| double[] ret, |
| int N, |
| int C, |
| int H, |
| int W, |
| int K, |
| int R, |
| int S, |
| int stride_h, |
| int stride_w, |
| int pad_h, |
| int pad_w, |
| int P, |
| int Q, |
| int numThreads)</pre> |
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