re HOG features will be calculated.</dd>
<dd><code>descriptors</code> - Matrix of the type CV_32F</dd>
<dd><code>winStride</code> - Window stride. It must be a multiple of block stride.</dd>
<dd><code>padding</code> - Padding</dd>
<dd><code>locations</code> - Vector of Point</dd>
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<h4>computeGradient</h4>
<pre>public&nbsp;void&nbsp;computeGrad