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Nov 22nd, 2014
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  1. n=114708;
  2. fileID = fopen('BigMatrix.txt','r');
  3. dataArray = textscan(fileID,'%f%f%f%[^nr]', 'Delimiter',' ', 'MultipleDelimsAsOne', true);
  4. fclose(fileID);
  5. U1 = dataArray{:, 1};
  6. U2 = dataArray{:, 2};
  7. V = dataArray{:, 3};
  8. s=sparse(U1,U2,V,n,n);
  9. figure;
  10. spy(s);
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