930   const double cluster_threshold,const double smooth_threshold,  in GetImageDynamicThreshold()  argument
996     (smooth_threshold == 0.0f ? 1.0f : smooth_threshold),extrema[Red]);  in GetImageDynamicThreshold()
998     (smooth_threshold == 0.0f ? 1.0f : smooth_threshold),extrema[Green]);  in GetImageDynamicThreshold()
1000     (smooth_threshold == 0.0f ? 1.0f : smooth_threshold),extrema[Blue]);  in GetImageDynamicThreshold()
1491   const double min_tau,const double delta_tau,const double smooth_threshold,  in OptimalTau()  argument
1560     ZeroCrossHistogram(second_derivative,smooth_threshold,  in OptimalTau()
1572   ZeroCrossHistogram(second_derivative,smooth_threshold,  in OptimalTau()
1779   const double cluster_threshold,const double smooth_threshold,  in SegmentImage()  argument
1826     smooth_threshold == 0.0 ? 1.0 : smooth_threshold,extrema[Red]);  in SegmentImage()
1828     smooth_threshold == 0.0 ? 1.0 : smooth_threshold,extrema[Green]);  in SegmentImage()
1830     smooth_threshold == 0.0 ? 1.0 : smooth_threshold,extrema[Blue]);  in SegmentImage()
1879   const double smooth_threshold,short *crossings)  in ZeroCrossHistogram()  argument
1891     if ((second_derivative[i] < smooth_threshold) &&  in ZeroCrossHistogram()
1892         (second_derivative[i] >= -smooth_threshold))  in ZeroCrossHistogram()