</span> <span class="ow">in</span> <span class="n">s</span><span class="o">.</span><span class="n">windows</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">windowSize</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">windowStep</span><span class="p">)</span> <span class="p">])</span>
		<span class="n">wNeg</span> <span class="o">=</span> <span class="n">sequences</span><span class="p">(</span><span class="n">ne