SHOW:
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| 1 | [rows, cols, scls] = size(scalespace); | |
| 2 | scalespace_feats = cell(scls,1); | |
| 3 | [XX, YY] = meshgrid(1:cols, 1:rows); | |
| 4 | for rr=1:rows | |
| 5 | for cc=1:cols | |
| 6 | distance = sqrt( (YY-rr).^2 + (XX-cc).^2 ); | |
| 7 | ||
| 8 | for ss=1:scls | |
| 9 | % scalespace_radii contaings the radius associated to a given scale, i.e.: radii = scale * sqrt(2) | |
| 10 | mask_feat_radii = (distance <= scalespace_radii(ss)); | |
| 11 | currscale = scalespace(:,:,ss); | |
| 12 | responses = currscale(mask_feat_radii); | |
| 13 | ||
| 14 | scalespace_feats{ss}(rr,cc,:) = [mean(responses), std(responses), median(responses)];
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| 15 | end | |
| 16 | fprintf('\n');
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| 17 | end | |
| 18 | end |
