nData</cite></dt><dd><p>count matrix</p>
</dd>
<dt>first_moment: <cite>Bool</cite> (default: True)</dt><dd><p>if True, use first moment of U and S to run regression</p>
</dd>
</dl>
<dl class="simple">
<dt>degr: <cite>~numpy.ndarray</cite></dt><dd><p>degradation coefficient vector</p>
</dd>
</dl>
</dd></dl>

<dl class="py function">
<dt class="sig sig-object py" id="splicejac.tools.aux_functions.construct_jac">
<span class="sig-prename descclassname"><span class="pre">splicejac.tools.aux_functions.</span></s