Author: buildbot
Date: Fri Feb 3 23:17:31 2017
New Revision: 1006166
Log:
Staging update by buildbot for mahout
Modified:
websites/staging/mahout/trunk/content/ (props changed)
websites/staging/mahout/trunk/content/users/algorithms/d-spca.html
Propchange: websites/staging/mahout/trunk/content/
------------------------------------------------------------------------------
--- cms:source-revision (original)
+++ cms:source-revision Fri Feb 3 23:17:31 2017
@@ -1 +1 @@
-1781617
+1781618
Modified: websites/staging/mahout/trunk/content/users/algorithms/d-spca.html
==============================================================================
--- websites/staging/mahout/trunk/content/users/algorithms/d-spca.html
(original)
+++ websites/staging/mahout/trunk/content/users/algorithms/d-spca.html Fri Feb
3 23:17:31 2017
@@ -287,7 +287,7 @@ h2:hover > .headerlink, h3:hover > .head
<ol>
<li>Create seed for random <em>n</em> <code>\(\times\)</code> <em>(k+p)</em>
matrix <code>\(\Omega\)</code>.</li>
<li><code>\(s_\Omega \leftarrow \Omega^\top \mu\)</code>.</li>
-<li><code>\(\mathbf{Y_0} \leftarrow A\Omega â 1(s_\Omega)^\top, Y \in
\mathbb{R}^(m\times(k+p))\)</code>.</li>
+<li><code>\(\mathbf{Y_0} \leftarrow A\Omega â 1 {s_\Omega}^\top, Y \in
\mathbb{R}^(m\times(k+p))\)</code>.</li>
<li>Column-orthonormalize <code>\(\mathbf{Y_0} \rightarrow \mathbf{Q}\)</code>
by computing thin decomposition <code>\(\mathbf{Y_0} = \mathbf{QR}\)</code>.
Also, <code>\(\mathbf{Q}\in\mathbb{R}^(m\times(k+p)),
\mathbf{R}\in\mathbb{R}^((k+p)\times(k+p))\)</code>.</li>
<li><code>\(s_Q \leftarrow Q^\top 1\)</code>.</li>
<li><code>\(\mathbf{B_0} \leftarrow Q^\top A: B \in \mathbb{R}^((k+p)\times
n)\)</code>.</li>
