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| <div id="comment" class="fullcommenttop"><div class="comment cmt"><p>DataParallelExecutorGroup is a group of executors that lives on a group of devices. |
| This is a helper class used to implement data parallelism. Each mini-batch will |
| be split and run on the devices.</p></div><div class="toggleContainer block"> |
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| <a id="backward(Array[NDArray]):Unit"></a> |
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| <span class="modifier_kind"> |
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| <p class="shortcomment cmt">Run backward on all devices.</p><div class="fullcomment"><div class="comment cmt"><p>Run backward on all devices. A backward should be called after |
| a call to the forward function. Backward cannot be called unless |
| <code>this.for_training</code> is <code>True</code>.</p></div><dl class="paramcmts block"><dt class="param">outGrads</dt><dd class="cmt"><p>Gradient on the outputs to be propagated back. |
| This parameter is only needed when bind is called |
| on outputs that are not a loss function.</p></dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#bindExec" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="bindExec(dataShapes:IndexedSeq[org.apache.mxnet.DataDesc],labelShapes:Option[IndexedSeq[org.apache.mxnet.DataDesc]],sharedGroup:Option[org.apache.mxnet.module.DataParallelExecutorGroup],reshape:Boolean):Unit"></a> |
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| <p class="shortcomment cmt">Bind executors on their respective devices.</p><div class="fullcomment"><div class="comment cmt"><p>Bind executors on their respective devices.</p></div><dl class="paramcmts block"><dt class="param">dataShapes</dt><dd class="cmt"><p>DataDesc for input data.</p></dd><dt class="param">labelShapes</dt><dd class="cmt"><p>DataDesc for input labels.</p></dd></dl></div> |
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| </span>)</span> |
| |
| </dd></dl></div> |
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| <a id="dataShapes:IndexedSeq[org.apache.mxnet.DataDesc]"></a> |
| <a id="dataShapes:IndexedSeq[DataDesc]"></a> |
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| <p class="shortcomment cmt">Should be a list of (name, shape) tuples, for the shapes of data.</p><div class="fullcomment"><div class="comment cmt"><p>Should be a list of (name, shape) tuples, for the shapes of data. |
| Note the order is important and should be the same as the order that |
| the <code>DataIter</code> provide the data.</p></div></div> |
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| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#forward" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="forward(dataBatch:org.apache.mxnet.DataBatch,isTrain:Option[Boolean]):Unit"></a> |
| <a id="forward(DataBatch,Option[Boolean]):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
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| <span class="symbol"> |
| <span class="name">forward</span><span class="params">(<span name="dataBatch">dataBatch: <a href="../DataBatch.html" class="extype" name="org.apache.mxnet.DataBatch">DataBatch</a></span>, <span name="isTrain">isTrain: <span class="extype" name="scala.Option">Option</span>[<span class="extype" name="scala.Boolean">Boolean</span>] = <span class="symbol">None</span></span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
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| <p class="shortcomment cmt">Split <code>dataBatch</code> according to workload and run forward on each devices.</p><div class="fullcomment"><div class="comment cmt"><p>Split <code>dataBatch</code> according to workload and run forward on each devices.</p></div><dl class="paramcmts block"><dt class="param">isTrain</dt><dd class="cmt"><p>The hint for the backend, indicating whether we are during training phase. |
| Default is <code>None</code>, then the value <code>self.for_training</code> will be used.</p></dd></dl></div> |
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| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getInputGrads():IndexedSeq[IndexedSeq[org.apache.mxnet.NDArray]]" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Get the gradients to the inputs, computed in the previous backward computation.</p><div class="fullcomment"><div class="comment cmt"><p>Get the gradients to the inputs, computed in the previous backward computation.</p></div><dl class="paramcmts block"><dt>returns</dt><dd class="cmt"><p>In the case when data-parallelism is used, |
| the grads will be collected from multiple devices. |
| The results will look like <code>[ [grad1_dev1, grad1_dev2], [grad2_dev1, grad2_dev2] ]</code>, |
| those <code>NDArray</code> might live on different devices.</p></dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#getInputGradsMerged" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="getInputGradsMerged():IndexedSeq[org.apache.mxnet.NDArray]"></a> |
| <a id="getInputGradsMerged():IndexedSeq[NDArray]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">getInputGradsMerged</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getInputGradsMerged():IndexedSeq[org.apache.mxnet.NDArray]" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Get the gradients to the inputs, computed in the previous backward computation.</p><div class="fullcomment"><div class="comment cmt"><p>Get the gradients to the inputs, computed in the previous backward computation.</p></div><dl class="paramcmts block"><dt>returns</dt><dd class="cmt"><p>In the case when data-parallelism is used, |
| the grads will be merged from multiple devices, |
| as they look like from a single executor. |
| The results will look like <code>[grad1, grad2]</code></p></dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#getOutputShapes" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped"> |
| <a id="getOutputShapes:IndexedSeq[(String,org.apache.mxnet.Shape)]"></a> |
| <a id="getOutputShapes:IndexedSeq[(String,Shape)]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">getOutputShapes</span><span class="result">: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[(<span class="extype" name="scala.Predef.String">String</span>, <a href="../Shape.html" class="extype" name="org.apache.mxnet.Shape">Shape</a>)]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getOutputShapes:IndexedSeq[(String,org.apache.mxnet.Shape)]" title="Permalink" target="_top"> |
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| </a> |
| </span> |
| |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#getOutputs" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="getOutputs():IndexedSeq[IndexedSeq[org.apache.mxnet.NDArray]]"></a> |
| <a id="getOutputs():IndexedSeq[IndexedSeq[NDArray]]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">getOutputs</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getOutputs():IndexedSeq[IndexedSeq[org.apache.mxnet.NDArray]]" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Get outputs of the previous forward computation.</p><div class="fullcomment"><div class="comment cmt"><p>Get outputs of the previous forward computation.</p></div><dl class="paramcmts block"><dt>returns</dt><dd class="cmt"><p>In the case when data-parallelism is used, |
| the outputs will be collected from multiple devices. |
| The results will look like <code>[ [out1_dev1, out1_dev2], [out2_dev1, out2_dev2] ]</code>, |
| those <code>NDArray</code> might live on different devices.</p></dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#getOutputsMerged" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="getOutputsMerged():IndexedSeq[org.apache.mxnet.NDArray]"></a> |
| <a id="getOutputsMerged():IndexedSeq[NDArray]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">getOutputsMerged</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getOutputsMerged():IndexedSeq[org.apache.mxnet.NDArray]" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Get outputs of the previous forward computation.</p><div class="fullcomment"><div class="comment cmt"><p>Get outputs of the previous forward computation.</p></div><dl class="paramcmts block"><dt>returns</dt><dd class="cmt"><p>In the case when data-parallelism is used, |
| the outputs will be merged from multiple devices, |
| as they look like from a single executor. |
| The results will look like <code>[out1, out2]</code></p></dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#getParams" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="getParams(argParams:Map[String,org.apache.mxnet.NDArray],auxParams:Map[String,org.apache.mxnet.NDArray]):Unit"></a> |
| <a id="getParams(Map[String,NDArray],Map[String,NDArray]):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">getParams</span><span class="params">(<span name="argParams">argParams: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span>, <span name="auxParams">auxParams: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@getParams(argParams:Map[String,org.apache.mxnet.NDArray],auxParams:Map[String,org.apache.mxnet.NDArray]):Unit" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Copy data from each executor to <code>arg_params</code> and <code>aux_params</code>.</p><div class="fullcomment"><div class="comment cmt"><p>Copy data from each executor to <code>arg_params</code> and <code>aux_params</code>.</p></div><dl class="paramcmts block"><dt class="param">argParams</dt><dd class="cmt"><p>target parameter arrays</p></dd><dt class="param">auxParams</dt><dd class="cmt"><p>target aux arrays |
| Note this function will inplace update the NDArrays in arg_params and aux_params.</p></dd></dl></div> |
| </li><li name="scala.AnyRef#hashCode" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="hashCode():Int"></a> |
| <a id="hashCode():Int"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">hashCode</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.Int">Int</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@hashCode():Int" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#installMonitor" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped"> |
| <a id="installMonitor(monitor:org.apache.mxnet.Monitor):Unit"></a> |
| <a id="installMonitor(Monitor):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">installMonitor</span><span class="params">(<span name="monitor">monitor: <a href="../Monitor.html" class="extype" name="org.apache.mxnet.Monitor">Monitor</a></span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@installMonitor(monitor:org.apache.mxnet.Monitor):Unit" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| |
| </li><li name="scala.Any#isInstanceOf" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="isInstanceOf[T0]:Boolean"></a> |
| <a id="isInstanceOf[T0]:Boolean"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">final </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">isInstanceOf</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="result">: <span class="extype" name="scala.Boolean">Boolean</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@isInstanceOf[T0]:Boolean" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#labelShapes" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="labelShapes:Option[IndexedSeq[org.apache.mxnet.DataDesc]]"></a> |
| <a id="labelShapes:Option[IndexedSeq[DataDesc]]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">var</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">labelShapes</span><span class="result">: <span class="extype" name="scala.Option">Option</span>[<span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../DataDesc.html" class="extype" name="org.apache.mxnet.DataDesc">DataDesc</a>]]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@labelShapes:Option[IndexedSeq[org.apache.mxnet.DataDesc]]" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Should be a list of (name, shape) tuples, for the shapes of label.</p><div class="fullcomment"><div class="comment cmt"><p>Should be a list of (name, shape) tuples, for the shapes of label. |
| Note the order is important and should be the same as the order that |
| the <code>DataIter</code> provide the label.</p></div></div> |
| </li><li name="scala.AnyRef#ne" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="ne(x$1:AnyRef):Boolean"></a> |
| <a id="ne(AnyRef):Boolean"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">final </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">ne</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.AnyRef">AnyRef</span></span>)</span><span class="result">: <span class="extype" name="scala.Boolean">Boolean</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@ne(x$1:AnyRef):Boolean" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div> |
| </li><li name="scala.AnyRef#notify" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="notify():Unit"></a> |
| <a id="notify():Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">final </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">notify</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@notify():Unit" title="Permalink" target="_top"> |
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| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div> |
| </li><li name="scala.AnyRef#notifyAll" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="notifyAll():Unit"></a> |
| <a id="notifyAll():Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">final </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">notifyAll</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@notifyAll():Unit" title="Permalink" target="_top"> |
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| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#reshape" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped"> |
| <a id="reshape(dataShapes:IndexedSeq[org.apache.mxnet.DataDesc],labelShapes:Option[IndexedSeq[org.apache.mxnet.DataDesc]]):Unit"></a> |
| <a id="reshape(IndexedSeq[DataDesc],Option[IndexedSeq[DataDesc]]):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">reshape</span><span class="params">(<span name="dataShapes">dataShapes: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../DataDesc.html" class="extype" name="org.apache.mxnet.DataDesc">DataDesc</a>]</span>, <span name="labelShapes">labelShapes: <span class="extype" name="scala.Option">Option</span>[<span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../DataDesc.html" class="extype" name="org.apache.mxnet.DataDesc">DataDesc</a>]]</span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@reshape(dataShapes:IndexedSeq[org.apache.mxnet.DataDesc],labelShapes:Option[IndexedSeq[org.apache.mxnet.DataDesc]]):Unit" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Reshape executors.</p> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#setParams" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="setParams(argParams:Map[String,org.apache.mxnet.NDArray],auxParams:Map[String,org.apache.mxnet.NDArray],allowExtra:Boolean):Unit"></a> |
| <a id="setParams(Map[String,NDArray],Map[String,NDArray],Boolean):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">setParams</span><span class="params">(<span name="argParams">argParams: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span>, <span name="auxParams">auxParams: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span>, <span name="allowExtra">allowExtra: <span class="extype" name="scala.Boolean">Boolean</span> = <span class="symbol">false</span></span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@setParams(argParams:Map[String,org.apache.mxnet.NDArray],auxParams:Map[String,org.apache.mxnet.NDArray],allowExtra:Boolean):Unit" title="Permalink" target="_top"> |
| <img src="../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">Assign, i.e.</p><div class="fullcomment"><div class="comment cmt"><p>Assign, i.e. copy parameters to all the executors.</p></div><dl class="paramcmts block"><dt class="param">argParams</dt><dd class="cmt"><p>A dictionary of name to <code>NDArray</code> parameter mapping.</p></dd><dt class="param">auxParams</dt><dd class="cmt"><p>A dictionary of name to <code>NDArray</code> auxiliary variable mapping.</p></dd><dt class="param">allowExtra</dt><dd class="cmt"><p>hether allow extra parameters that are not needed by symbol. |
| If this is True, no error will be thrown when argParams or auxParams |
| contain extra parameters that is not needed by the executor.</p></dd></dl></div> |
| </li><li name="scala.AnyRef#synchronized" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="synchronized[T0](x$1:=>T0):T0"></a> |
| <a id="synchronized[T0](⇒T0):T0"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">final </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">synchronized</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="params">(<span name="arg0">arg0: ⇒ <span class="extype" name="java.lang.AnyRef.synchronized.T0">T0</span></span>)</span><span class="result">: <span class="extype" name="java.lang.AnyRef.synchronized.T0">T0</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@synchronized[T0](x$1:=>T0):T0" title="Permalink" target="_top"> |
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| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div> |
| </li><li name="scala.AnyRef#toString" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="toString():String"></a> |
| <a id="toString():String"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">toString</span><span class="params">()</span><span class="result">: <span class="extype" name="java.lang.String">String</span></span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../index.html#org.apache.mxnet.module.DataParallelExecutorGroup@toString():String" title="Permalink" target="_top"> |
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| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div> |
| </li><li name="org.apache.mxnet.module.DataParallelExecutorGroup#updateMetric" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="updateMetric(evalMetric:org.apache.mxnet.EvalMetric,labels:IndexedSeq[org.apache.mxnet.NDArray]):Unit"></a> |
| <a id="updateMetric(EvalMetric,IndexedSeq[NDArray]):Unit"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name">updateMetric</span><span class="params">(<span name="evalMetric">evalMetric: <a href="../EvalMetric.html" class="extype" name="org.apache.mxnet.EvalMetric">EvalMetric</a></span>, <span name="labels">labels: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../NDArray.html" class="extype" name="org.apache.mxnet.NDArray">NDArray</a>]</span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span> |
| </span> |
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| <p class="shortcomment cmt">Accumulate the performance according to <code>eval_metric</code> on all devices.</p><div class="fullcomment"><div class="comment cmt"><p>Accumulate the performance according to <code>eval_metric</code> on all devices.</p></div><dl class="paramcmts block"><dt class="param">evalMetric</dt><dd class="cmt"><p>The metric used for evaluation.</p></dd><dt class="param">labels</dt><dd class="cmt"><p>Typically comes from <code>label</code> of a <code>DataBatch</code>.</p></dd></dl></div> |
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