itting distributions 
    to determine appropriate thresholds.


    Parameters:
    qsteps (int): Steps for q-sampling during calibration.
    num_workers (int): Number of parallel workers for calibration.
    calibration_num (int): Number of calibration samples.
    &#34;&#34;&#34;

    featurenames = self.veritas_model[&#39;model&#39;].feature_names
    NSTR = np.array([&#39;&#39;] * len(featurenames)).astype(&#39;U100&#39;)
    model = self.veritas_model[&#39;model&#39;]

    if self.VERBOSE:
        pr