xternal-link">c</a></span><span class="op">(</span><span class="st">"progressbar"</span>, <span class="st">"detailed"</span>, <span class="st">"none"</span><span class="op">)</span></span>
<span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>X</dt>
<dd><p>The n x m matrix of counts; all entries of X should be
non-negative. It can be a sparse matrix (class <code>"dgCMatrix"</code>)
or dense matrix (class <code>"matrix"</code>).</p><