Mercurial > hg > smallbox
comparison util/classes/dictionaryMatrices/rotatematrix.m @ 172:9c41f87dead7 danieleb
Minor edit
author | Daniele Barchiesi <daniele.barchiesi@eecs.qmul.ac.uk> |
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date | Thu, 17 Nov 2011 11:14:23 +0000 |
parents | 68fb71aa5339 |
children | 8fc38e8df8c6 |
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171:e8428989412f | 172:9c41f87dead7 |
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57 Gprev = G; % save gradient | 57 Gprev = G; % save gradient |
58 end | 58 end |
59 iIter = iIter+1; % update iteration counter | 59 iIter = iIter+1; % update iteration counter |
60 end | 60 end |
61 Dhat = W*Phi; %rotate matrix | 61 Dhat = W*Phi; %rotate matrix |
62 cost(iIter:end) = cost(iIter-1); %pad cost vector | 62 cost(iIter:end) = cost(iIter-1); %zero-pad cost vector |
63 end | 63 end |
64 | 64 |
65 %% Support functions | 65 %% Support functions |
66 function gamma = polakRibiere(G,Gprev) | 66 function gamma = polakRibiere(G,Gprev) |
67 %Polak-Ribiere rule for conjugate direction calculation | 67 %Polak-Ribiere rule for conjugate direction calculation |