>
<span></span><span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
<span class="kn">from</span> <span class="nn">rpy2</span> <span class="kn">import</span> <span class="n">robjects</span>
<span class="kn">from</span> <span class="nn">pyrssa.classes.SSA</span> <span class="kn">import</span> <span class="n">SSABase</span>
<span class="kn">import</span> <span class="nn">rpy2.robjects.packages</span> <span class="k">as</span> <span class="nn">rpackag