<p>In <a href="https://github.com/mlpack/mlpack/pull/716#discussion_r69569032">src/mlpack/methods/pca/decomposition_policies/exact_svd_method.hpp</a>:</p>
<pre style='color:#555'>&gt; +#define MLPACK_METHODS_PCA_DECOMPOSITION_POLICIES_EXACT_SVD_METHOD_HPP
&gt; +
&gt; +#include &lt;mlpack/core.hpp&gt;
&gt; +
&gt; +namespace mlpack {
&gt; +namespace pca {
&gt; +
&gt; +/**
&gt; + * Implementation of the exact SVD policy.
&gt; + */
&gt; +class ExactSVDPolicy
&gt; +{
&gt; +  public:
&gt; +  /**
&gt; +   * Apply Principal Component Analysis to the provided data set using the
&gt; +   * randomized SVD.
</pre>
<p>You are right, it should be exact SVD from Armadillo instead of randomized SVD.</p>

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