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Hallo,
for a given matrix is there an efficient way in matlab to make its small values (e.g. smaller than 0.001) set as zero?
Thanks in advance

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Andrei Bobrov
Andrei Bobrov 2011-12-5

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e.g. A - your matrix
A(abs(A)<1e-3)=0

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Nikolaos
Nikolaos 2011-12-5
thanx a lot, but what if i want to set zero to the matrix values which have either real part <0.001 and imaginary value <0.001
Walter Roberson
Walter Roberson 2011-12-5
A(abs(real(A))<0.001 | abs(imag(A))<0.001) = 0;
Note though that if you had a number such as 12345+0i then this would be set to 0, because you asked for the value to be set to 0 if *either* the real or imaginary part were small. You might wish to change the | to &

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