MATLAB: Matrix matrixzeros Hi, I have a very large matrix. I want to know how many positive elements I have in the matrix, and how many negative elements (non-zero). Thanks Best Answer idx = A < 0;nnz( idx) % negativennz(~idx) % positive (including 0) Related SolutionsMATLAB: How can it be that expm of a sparse matrix with only 0 and 1 entries produces negative numbers Round-off error.Aexpm( abs(Aexpm) < 1e-15) ) = 0; MATLAB: Matrix A =[ 191 23 37 34 154 212 66 228 99 9 30 128 224 215 199 214 225 114 186 219 148 226 188 225 159];a = 224;[i1,j1] = find(abs(A-a) < 100*eps); Related QuestionMatrix Indices Problem
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