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  /external/opencv3/modules/features2d/src/kaze/
KAZEFeatures.cpp 64 aux.Lxy = Mat::zeros(options_.img_height, options_.img_width, CV_32F);
158 float lxx = 0.0, lxy = 0.0, lyy = 0.0; local
170 lxy = *(evolution_[i].Lxy.ptr<float>(ix)+jx);
172 *(evolution_[i].Ldet.ptr<float>(ix)+jx) = (lxx*lyy - lxy*lxy);
208 compute_scharr_derivatives(evolution[i].Lx, evolution[i].Lxy, 0, 1, evolution[i].sigma_size);
213 evolution[i].Lxy = evolution[i].Lxy*((evolution[i].sigma_size)*(evolution[i].sigma_size));
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AKAZEFeatures.cpp 67 step.Lxy = Mat::zeros(level_height, level_width, CV_32F);
201 compute_scharr_derivatives(evolution[i].Lx, evolution[i].Lxy, 0, 1, sigma_size_);
206 evolution[i].Lxy = evolution[i].Lxy*((sigma_size_)*(sigma_size_));
243 float lxy = *(evolution_[i].Lxy.ptr<float>(ix)+jx); local
245 *(evolution_[i].Ldet.ptr<float>(ix)+jx) = (lxx*lyy - lxy*lxy);
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