Mercurial > hg > camir-ismir2012
annotate toolboxes/FullBNT-1.0.7/KPMtools/rectintC.m @ 0:cc4b1211e677 tip
initial commit to HG from
Changeset:
646 (e263d8a21543) added further path and more save "camirversion.m"
| author | Daniel Wolff |
|---|---|
| date | Fri, 19 Aug 2016 13:07:06 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| Daniel@0 | 1 function [overlap, normoverlap] = rectintC(A,B) |
| Daniel@0 | 2 % |
| Daniel@0 | 3 % A(i,:) = [x y w h] |
| Daniel@0 | 4 % B(j,:) = [x y w h] |
| Daniel@0 | 5 % overlap(i,j) = area of intersection |
| Daniel@0 | 6 % normoverlap(i,j) = overlap(i,j) / min(area(i), area(j)) |
| Daniel@0 | 7 % |
| Daniel@0 | 8 % Same as built-in rectint, but faster and uses less memory (since avoids repmat). |
| Daniel@0 | 9 |
| Daniel@0 | 10 |
| Daniel@0 | 11 leftA = A(:,1); |
| Daniel@0 | 12 bottomA = A(:,2); |
| Daniel@0 | 13 rightA = leftA + A(:,3); |
| Daniel@0 | 14 topA = bottomA + A(:,4); |
| Daniel@0 | 15 |
| Daniel@0 | 16 leftB = B(:,1)'; |
| Daniel@0 | 17 bottomB = B(:,2)'; |
| Daniel@0 | 18 rightB = leftB + B(:,3)'; |
| Daniel@0 | 19 topB = bottomB + B(:,4)'; |
| Daniel@0 | 20 |
| Daniel@0 | 21 verbose = 0; |
| Daniel@0 | 22 [overlap, normoverlap] = rectintLoopC(leftA, rightA, topA, bottomA, leftB, rightB, topB, bottomB, verbose); |