Rev | Line | |
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[37] | 1 | function [b,AC] = sedumi2dsdp(F_struc,c,K) |
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| 2 | %SEDUMI2DSDP5 Internal function to convert SeDuMi structure to format needed in DSDP 5 |
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| 3 | |
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| 4 | % Author Johan Löfberg |
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| 5 | % $Id: sedumi2dsdp5.m,v 1.1 2004/10/06 18:11:26 johanl Exp $ |
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| 6 | |
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| 7 | nvars = size(F_struc,2)-1; |
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| 8 | |
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| 9 | A = []; |
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| 10 | block = 1; |
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| 11 | top = 1; |
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| 12 | |
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| 13 | if K.l>0 |
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| 14 | AC{block,1} = 'LP'; |
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| 15 | AC{block,2} = K.l; |
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| 16 | A = F_struc(top:top+K.l-1,:); |
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| 17 | AC{block,3} = [-A(:,2:end) A(:,1)]; |
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| 18 | block = block+1; |
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| 19 | top = top+K.l; |
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| 20 | end |
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| 21 | |
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| 22 | if K.s>0 |
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| 23 | for i = 1:length(K.s) |
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| 24 | n = K.s(i); |
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| 25 | AC{block,1} = 'SDP'; |
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| 26 | AC{block,2} = n; |
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| 27 | A = F_struc(top:top+n^2-1,:); |
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| 28 | indicies = triu(reshape(1:n^2,n,n)); |
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| 29 | indicies = indicies(find(indicies)); |
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| 30 | AC{block,3} = [-A(indicies,2:end) A(indicies,1)]; |
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| 31 | block = block+1; |
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| 32 | top = top+n*n; |
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| 33 | end |
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| 34 | end |
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| 35 | % And we solve dual... |
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| 36 | b = -c(:); |
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