 factors.</p></td>
    </tr>
    </table>
    
    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>A vector with the optimized parameter and the negative
log-likelihood.</p>
    
    <h2 class="hasAnchor" id="details"><a class="anchor" href="#details"></a>Details</h2>

    <p><code>calc.a</code> returns a prior alpha parameter assuming constant
coefficient of variation. <code>calc.b</code> returns a prior beta parameter
assuming constant Fano factor. <code>calc.k</cod