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Posted to commits@mahout.apache.org by bu...@apache.org on 2014/03/25 19:08:03 UTC
svn commit: r903548 - in /websites/staging/mahout/trunk/content: ./
users/sparkbindings/home.html
Author: buildbot
Date: Tue Mar 25 18:08:03 2014
New Revision: 903548
Log:
Staging update by buildbot for mahout
Modified:
websites/staging/mahout/trunk/content/ (props changed)
websites/staging/mahout/trunk/content/users/sparkbindings/home.html
Propchange: websites/staging/mahout/trunk/content/
------------------------------------------------------------------------------
--- cms:source-revision (original)
+++ cms:source-revision Tue Mar 25 18:08:03 2014
@@ -1 +1 @@
-1581433
+1581438
Modified: websites/staging/mahout/trunk/content/users/sparkbindings/home.html
==============================================================================
--- websites/staging/mahout/trunk/content/users/sparkbindings/home.html (original)
+++ websites/staging/mahout/trunk/content/users/sparkbindings/home.html Tue Mar 25 18:08:03 2014
@@ -224,8 +224,13 @@
<div id="main">
<h1 id="scala-bindings-spark-bindings">Scala Bindings & Spark Bindings</h1>
<h2 id="what-is-scala-spark-bindings">What is Scala & Spark Bindings?</h2>
-<p>In short, Scala & Spark Bindings for Mahout is Scala DSL and algebraic optimizer of something like this: </p>
-<div class="codehilite"><pre> <span class="n">val</span> <span class="n">bbt</span> <span class="p">=</span> <span class="n">bt</span><span class="p">.</span><span class="n">t</span> <span class="c">%*% bt - c - c.t + (s_q cross s_q) * (xi dot xi)</span>
+<p>In short, Scala & Spark Bindings for Mahout is Scala DSL and algebraic optimizer of something like this:</p>
+<div class="codehilite"><pre> <span class="o">\</span><span class="p">(</span><span class="o">\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">G</span><span class="p">}=</span><span class="o">\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">B</span><span class="p">}</span><span class="o">\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">B</span><span class="p">}</span>^<span class="p">{</span><span class="o">\</span><span class="n">top</span><span class="p">}</span><span class="o">-\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">C</span><span class="p">}</span><span class="o">-\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">C</span><span class="p">}</span>^<span class="p">{</span><span class="o">\</span><span class="n">top</span><span class="p">}</span><span class="o">+\</span><span class="n">mathbf</span><span class="p">{</span><span class
="o">\</span><span class="n">boldsymbol</span><span class="p">{</span><span class="n">s</span><span class="p">}}</span><span class="n">_</span><span class="p">{</span><span class="n">q</span><span class="p">}</span><span class="o">\</span><span class="n">mathbf</span><span class="p">{</span><span class="n">s</span><span class="p">}</span><span class="n">_</span><span class="p">{</span><span class="n">q</span><span class="p">}</span>^<span class="p">{</span><span class="o">\</span><span class="n">top</span><span class="p">}</span><span class="o">\</span><span class="n">boldsymbol</span><span class="p">{</span><span class="o">\</span><span class="n">xi</span><span class="p">}</span>^<span class="p">{</span><span class="o">\</span><span class="n">top</span><span class="p">}</span><span class="o">\</span><span class="n">boldsymbol</span><span class="p">{</span><span class="o">\</span><span class="n">xi</span><span class="p">}</span><span class="o">\</span><span class="p">)</span>
+</pre></div>
+
+
+<p>Scala & Spark Bindings expression:</p>
+<div class="codehilite"><pre> <span class="n">val</span> <span class="n">g</span> <span class="p">=</span> <span class="n">bt</span><span class="p">.</span><span class="n">t</span> <span class="c">%*% bt - c - c.t + (s_q cross s_q) * (xi dot xi)</span>
</pre></div>