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<h1>OpAB</h1>
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<span class="modifier_kind">
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<span class="kind">case class</span>
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<span class="name">OpAB</span><span class="tparams">[<span name="K">K</span>]</span><span class="params">(<span name="A">A: <a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</span>, <span name="B">B: <a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a>[<span class="extype" name="scala.Int">Int</span>]</span>)</span><span class="result"> extends <a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>, <span class="extype" name="scala.Int">Int</span>, <span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>] with <span class="extype" name="scala.Product">Product</span> with <span class="extype" name="scala.Serializable">Serializable</span></span>
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<div id="comment" class="fullcommenttop"><div class="comment cmt"><p>Logical AB</p></div><div class="toggleContainer block">
<span class="toggle">Linear Supertypes</span>
<div class="superTypes hiddenContent"><span class="extype" name="scala.Serializable">Serializable</span>, <span class="extype" name="java.io.Serializable">Serializable</span>, <span class="extype" name="scala.Product">Product</span>, <span class="extype" name="scala.Equals">Equals</span>, <a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>, <span class="extype" name="scala.Int">Int</span>, <span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>], <a href="CheckpointAction.html" class="extype" name="org.apache.mahout.math.drm.logical.CheckpointAction">CheckpointAction</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>], <a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>], <span class="extype" name="scala.AnyRef">AnyRef</span>, <span class="extype" name="scala.Any">Any</span></div>
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<span title="gt4s: $eq$eq" class="name">==</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Any">Any</span></span>)</span><span class="result">: <span class="extype" name="scala.Boolean">Boolean</span></span>
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
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<span class="modifier_kind">
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.mahout.math.drm.logical.OpAB">OpAB</a><a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a></dd></dl></div>
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<a id="B:DrmLike[Int]"></a>
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<span class="modifier_kind">
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.mahout.math.drm.logical.OpAB">OpAB</a><a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a></dd></dl></div>
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
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<a id="canHaveMissingRows:Boolean"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
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</span>
<span class="symbol">
<span class="name">canHaveMissingRows</span><span class="result">: <span class="extype" name="scala.Boolean">Boolean</span></span>
</span>
</h4>
<div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected[<a href="../../../package.html" class="extype" name="org.apache.mahout">org.apache.mahout</a>] </dd><dt>Definition Classes</dt><dd><a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
</li><li name="org.apache.mahout.math.drm.logical.CheckpointAction#checkpoint" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="checkpoint(cacheHint:org.apache.mahout.math.drm.CacheHint.CacheHint):org.apache.mahout.math.drm.CheckpointedDrm[K]"></a>
<a id="checkpoint(CacheHint):CheckpointedDrm[K]"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
<span class="kind">def</span>
</span>
<span class="symbol">
<span class="name">checkpoint</span><span class="params">(<span name="cacheHint">cacheHint: <a href="../CacheHint$.html#CacheHint=org.apache.mahout.math.drm.CacheHint.Value" class="extmbr" name="org.apache.mahout.math.drm.CacheHint.CacheHint">CacheHint</a></span>)</span><span class="result">: <a href="../CheckpointedDrm.html" class="extype" name="org.apache.mahout.math.drm.CheckpointedDrm">CheckpointedDrm</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</span>
</span>
</h4>
<p class="shortcomment cmt">Action operator -- does not necessary means Spark action; but does mean running BLAS optimizer
and writing down Spark graph lineage since last checkpointed DRM.</p><div class="fullcomment"><div class="comment cmt"><p>Action operator -- does not necessary means Spark action; but does mean running BLAS optimizer
and writing down Spark graph lineage since last checkpointed DRM.
</p></div><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="CheckpointAction.html" class="extype" name="org.apache.mahout.math.drm.logical.CheckpointAction">CheckpointAction</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
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<h4 class="signature">
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<span class="name">clone</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.AnyRef">AnyRef</span></span>
</span>
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</li><li name="org.apache.mahout.math.drm.logical.AbstractBinaryOp#context" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="context:org.apache.mahout.math.drm.DistributedContext"></a>
<a id="context:DistributedContext"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
<span class="kind">lazy val</span>
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<span class="symbol">
<span class="name">context</span><span class="result">: <a href="../DistributedContext.html" class="extype" name="org.apache.mahout.math.drm.DistributedContext">DistributedContext</a></span>
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
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<a id="eq(x$1:AnyRef):Boolean"></a>
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<a id="isIdenticallyPartitioned(DrmLike[_]):Boolean"></a>
<h4 class="signature">
<span class="modifier_kind">
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<span class="name">isIdenticallyPartitioned</span><span class="params">(<span name="other">other: <a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a>[_]</span>)</span><span class="result">: <span class="extype" name="scala.Boolean">Boolean</span></span>
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="CheckpointAction.html" class="extype" name="org.apache.mahout.math.drm.logical.CheckpointAction">CheckpointAction</a></dd></dl></div>
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<a id="isInstanceOf[T0]:Boolean"></a>
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<h4 class="signature">
<span class="modifier_kind">
<span class="modifier">final </span>
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<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
</li><li name="org.apache.mahout.math.drm.logical.OpAB#keyClassTag" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="keyClassTag:scala.reflect.ClassTag[K]"></a>
<a id="keyClassTag:ClassTag[K]"></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">keyClassTag</span><span class="result">: <span class="extype" name="scala.reflect.ClassTag">ClassTag</span>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</span>
</span>
</h4>
<p class="shortcomment cmt">Explicit extraction of key class Tag since traits don't support context bound access; but actual
implementation knows it
</p><div class="fullcomment"><div class="comment cmt"><p>Explicit extraction of key class Tag since traits don't support context bound access; but actual
implementation knows it
</p></div><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.mahout.math.drm.logical.OpAB">OpAB</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
</li><li name="org.apache.mahout.math.drm.logical.OpAB#nNonZero" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped">
<a id="nNonZero:Long"></a>
<a id="nNonZero:Long"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
<span class="kind">def</span>
</span>
<span class="symbol">
<span class="name">nNonZero</span><span class="result">: <span class="extype" name="scala.Long">Long</span></span>
</span>
</h4>
<p class="shortcomment cmt">Non-zero element count</p>
</li><li name="org.apache.mahout.math.drm.logical.OpAB#ncol" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="ncol:Int"></a>
<a id="ncol: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">ncol</span><span class="result">: <span class="extype" name="scala.Int">Int</span></span>
</span>
</h4>
<p class="shortcomment cmt">R-like syntax for number of columns</p><div class="fullcomment"><div class="comment cmt"><p>R-like syntax for number of columns</p></div><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.mahout.math.drm.logical.OpAB">OpAB</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></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>
<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>
<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>
<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div>
</li><li name="org.apache.mahout.math.drm.logical.OpAB#nrow" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="nrow:Long"></a>
<a id="nrow:Long"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
<span class="kind">def</span>
</span>
<span class="symbol">
<span class="name">nrow</span><span class="result">: <span class="extype" name="scala.Long">Long</span></span>
</span>
</h4>
<p class="shortcomment cmt">R-like syntax for number of rows.</p><div class="fullcomment"><div class="comment cmt"><p>R-like syntax for number of rows.</p></div><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.mahout.math.drm.logical.OpAB">OpAB</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
</li><li name="org.apache.mahout.math.drm.logical.CheckpointAction#partitioningTag" visbl="prt" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="partitioningTag:Long"></a>
<a id="partitioningTag:Long"></a>
<h4 class="signature">
<span class="modifier_kind">
<span class="modifier"></span>
<span class="kind">lazy val</span>
</span>
<span class="symbol">
<span class="name">partitioningTag</span><span class="result">: <span class="extype" name="scala.Long">Long</span></span>
</span>
</h4>
<div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected[<a href="../../../package.html" class="extype" name="org.apache.mahout">org.apache.mahout</a>] </dd><dt>Definition Classes</dt><dd><a href="CheckpointAction.html" class="extype" name="org.apache.mahout.math.drm.logical.CheckpointAction">CheckpointAction</a><a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a></dd></dl></div>
</li><li name="scala.AnyRef#synchronized" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="synchronized[T0](x$1:=&gt;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>
<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div>
</li><li name="scala.AnyRef#wait" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="wait():Unit"></a>
<a id="wait():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">wait</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span>
</span>
</h4>
<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd>
<span class="name">@throws</span><span class="args">(<span>
<span class="defval" name="classOf[java.lang.InterruptedException]">...</span>
</span>)</span>
</dd></dl></div>
</li><li name="scala.AnyRef#wait" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="wait(x$1:Long,x$2:Int):Unit"></a>
<a id="wait(Long,Int):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">wait</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Long">Long</span></span>, <span name="arg1">arg1: <span class="extype" name="scala.Int">Int</span></span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span>
</span>
</h4>
<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd>
<span class="name">@throws</span><span class="args">(<span>
<span class="defval" name="classOf[java.lang.InterruptedException]">...</span>
</span>)</span>
</dd></dl></div>
</li><li name="scala.AnyRef#wait" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
<a id="wait(x$1:Long):Unit"></a>
<a id="wait(Long):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">wait</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Long">Long</span></span>)</span><span class="result">: <span class="extype" name="scala.Unit">Unit</span></span>
</span>
</h4>
<div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd>
<span class="name">@throws</span><span class="args">(<span>
<span class="defval" name="classOf[java.lang.InterruptedException]">...</span>
</span>)</span>
</dd></dl></div>
</li></ol>
</div>
</div>
<div id="inheritedMembers">
<div class="parent" name="scala.Serializable">
<h3>Inherited from <span class="extype" name="scala.Serializable">Serializable</span></h3>
</div><div class="parent" name="java.io.Serializable">
<h3>Inherited from <span class="extype" name="java.io.Serializable">Serializable</span></h3>
</div><div class="parent" name="scala.Product">
<h3>Inherited from <span class="extype" name="scala.Product">Product</span></h3>
</div><div class="parent" name="scala.Equals">
<h3>Inherited from <span class="extype" name="scala.Equals">Equals</span></h3>
</div><div class="parent" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">
<h3>Inherited from <a href="AbstractBinaryOp.html" class="extype" name="org.apache.mahout.math.drm.logical.AbstractBinaryOp">AbstractBinaryOp</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>, <span class="extype" name="scala.Int">Int</span>, <span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</h3>
</div><div class="parent" name="org.apache.mahout.math.drm.logical.CheckpointAction">
<h3>Inherited from <a href="CheckpointAction.html" class="extype" name="org.apache.mahout.math.drm.logical.CheckpointAction">CheckpointAction</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</h3>
</div><div class="parent" name="org.apache.mahout.math.drm.DrmLike">
<h3>Inherited from <a href="../DrmLike.html" class="extype" name="org.apache.mahout.math.drm.DrmLike">DrmLike</a>[<span class="extype" name="org.apache.mahout.math.drm.logical.OpAB.K">K</span>]</h3>
</div><div class="parent" name="scala.AnyRef">
<h3>Inherited from <span class="extype" name="scala.AnyRef">AnyRef</span></h3>
</div><div class="parent" name="scala.Any">
<h3>Inherited from <span class="extype" name="scala.Any">Any</span></h3>
</div>
</div>
<div id="groupedMembers">
<div class="group" name="Ungrouped">
<h3>Ungrouped</h3>
</div>
</div>
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