Added source Matlab code for reference
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83
matlab/spatial/private/update_join_difference.m
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83
matlab/spatial/private/update_join_difference.m
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function update_join_difference(cqData, nCqCodes, spData, nSpCodes, locCliques, locSeparators, logml)
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% update JOIN_DIFFERENCE
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% Lu Cheng, 15.12.2012
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global CQ_COUNTS; global SUM_CQ_COUNTS;
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global SP_COUNTS; global SUM_SP_COUNTS;
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global PARTITION;
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global JOIN_DIFFERENCE;
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global LOC_CQ_COUNTS;
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global LOC_SP_COUNTS;
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npops = size(CQ_COUNTS,3);
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for i1 = 1:npops-1
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indsToBeMoved = find(PARTITION==i1);
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if isempty(indsToBeMoved)
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% Cluster i1 is empty
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JOIN_DIFFERENCE(i1,(i1+1):npops) = 0;
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JOIN_DIFFERENCE((i1+1):npops,i1) = 0;
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else
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[diffCqCounts diffCqSumCounts] = computeDiffInCounts(indsToBeMoved, cqData, nCqCodes);
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[diffSpCounts diffSpSumCounts] = computeDiffInCounts(indsToBeMoved, spData, nSpCodes);
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diffLocCqCounts = computeDiffInCliqCounts(locCliques, indsToBeMoved);
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diffLocSpCounts = computeDiffInCliqCounts(locSeparators, indsToBeMoved);
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unknown_pops = find(isnan(JOIN_DIFFERENCE(i1,(i1+1):end)));
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unknown_pops = unknown_pops+i1;
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CQ_COUNTS(:,:,i1) = CQ_COUNTS(:,:,i1) - diffCqCounts;
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SUM_CQ_COUNTS(:,i1) = SUM_CQ_COUNTS(:,i1) - diffCqSumCounts;
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SP_COUNTS(:,:,i1) = SP_COUNTS(:,:,i1) - diffSpCounts;
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SUM_SP_COUNTS(:,i1) = SUM_SP_COUNTS(:,i1) - diffSpSumCounts;
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LOC_CQ_COUNTS(:,i1) = LOC_CQ_COUNTS(:,i1) - diffLocCqCounts;
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LOC_SP_COUNTS(:,i1) = LOC_SP_COUNTS(:,i1) - diffLocSpCounts;
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% PARTITION(indsToBeMoved) = -1;
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updateLogmlTable(i1);
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for i2 = unknown_pops
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CQ_COUNTS(:,:,i2) = CQ_COUNTS(:,:,i2) + diffCqCounts;
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SUM_CQ_COUNTS(:,i2) = SUM_CQ_COUNTS(:,i2) + diffCqSumCounts;
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SP_COUNTS(:,:,i2) = SP_COUNTS(:,:,i2) + diffSpCounts;
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SUM_SP_COUNTS(:,i2) = SUM_SP_COUNTS(:,i2) + diffSpSumCounts;
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LOC_CQ_COUNTS(:,i2) = LOC_CQ_COUNTS(:,i2) + diffLocCqCounts;
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LOC_SP_COUNTS(:,i2) = LOC_SP_COUNTS(:,i2) + diffLocSpCounts;
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% PARTITION(indsToBeMoved) = i2;
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updateLogmlTable(i2);
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logml_new = computeTotalLogml();
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JOIN_DIFFERENCE(i1,i2) = logml_new-logml;
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JOIN_DIFFERENCE(i2,i1) = logml_new-logml;
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CQ_COUNTS(:,:,i2) = CQ_COUNTS(:,:,i2) - diffCqCounts;
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SUM_CQ_COUNTS(:,i2) = SUM_CQ_COUNTS(:,i2) - diffCqSumCounts;
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SP_COUNTS(:,:,i2) = SP_COUNTS(:,:,i2) - diffSpCounts;
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SUM_SP_COUNTS(:,i2) = SUM_SP_COUNTS(:,i2) - diffSpSumCounts;
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LOC_CQ_COUNTS(:,i2) = LOC_CQ_COUNTS(:,i2) - diffLocCqCounts;
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LOC_SP_COUNTS(:,i2) = LOC_SP_COUNTS(:,i2) - diffLocSpCounts;
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% PARTITION(indsToBeMoved) = -1;
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updateLogmlTable(i2);
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end
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CQ_COUNTS(:,:,i1) = CQ_COUNTS(:,:,i1) + diffCqCounts;
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SUM_CQ_COUNTS(:,i1) = SUM_CQ_COUNTS(:,i1) + diffCqSumCounts;
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SP_COUNTS(:,:,i1) = SP_COUNTS(:,:,i1) + diffSpCounts;
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SUM_SP_COUNTS(:,i1) = SUM_SP_COUNTS(:,i1) + diffSpSumCounts;
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LOC_CQ_COUNTS(:,i1) = LOC_CQ_COUNTS(:,i1) + diffLocCqCounts;
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LOC_SP_COUNTS(:,i1) = LOC_SP_COUNTS(:,i1) + diffLocSpCounts;
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% PARTITION(indsToBeMoved) = i1;
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updateLogmlTable(i1);
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end
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end
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