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comparison Problems/generateAudioDeclippingProblem.m @ 137:9207d56c5547 ivand_dev

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New ompbox in utils for testing purposes
author Ivan Damnjanovic lnx <ivan.damnjanovic@eecs.qmul.ac.uk>
date Thu, 21 Jul 2011 14:07:41 +0100
parents 1334d2302dd9
children 31d2864dfdd4
comparison
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136:1334d2302dd9 137:9207d56c5547
86 86
87 [problemData, solutionData] = generateDeclippingProblem(x.signal,clippingLevel); 87 [problemData, solutionData] = generateDeclippingProblem(x.signal,clippingLevel);
88 88
89 x_clip = im2colstep(problemData.x,[windowSize 1],[overlap*windowSize 1]); 89 x_clip = im2colstep(problemData.x,[windowSize 1],[overlap*windowSize 1]);
90 x_clip= diag(wa(windowSize)) * x_clip; 90 x_clip= diag(wa(windowSize)) * x_clip;
91 blkMask=im2colstep(double(~problemData.IMiss),[256 1],[128 1]); 91 blkMask=im2colstep(double(~problemData.IMiss),[windowSize 1],[overlap*windowSize 1]);
92 92
93 %% Building dictionary 93 %% Building dictionary
94 if ~exist( 'redundancyFactor', 'var' ) || isempty(redundancyFactor), redundancyFactor = 2; end % Weighting window for dictionary atoms 94 if ~exist( 'redundancyFactor', 'var' ) || isempty(redundancyFactor), redundancyFactor = 2; end % Weighting window for dictionary atoms
95 if exist('Dict_fun', 'var')&&~isempty(Dict_fun) 95 if exist('Dict_fun', 'var')&&~isempty(Dict_fun)
96 param=struct('N', windowSize, 'redundancyFactor', redundancyFactor, 'wd', wd); 96 param=struct('N', windowSize, 'redundancyFactor', redundancyFactor, 'wd', wd);