using function to remove elements from a large matrix
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I need to code for a matrix in which the rows are removed given thier value in a certain column is not of desire to me. eg, I want to keep the numbers 1 2 3 and 11 and 12 but not 4 5 6 or 13 14 etc.
3 个评论
Malik Khan
2019-12-25
KALYAN ACHARJYA
2019-12-25
Have you tried, please show your efforts?
Malik Khan
2019-12-25
采纳的回答
the cyclist
2019-12-25
编辑：the cyclist
2019-12-25
idxToKeep = ismember(M(:,2),[1,2,3,11,12]);
M = M(idxToKeep,:);
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