value = A ( sum ( bsxfun ( @ eq , A ( : ) , A ( : ) . ' )) == 1 ) ; https://www.mathworks.com/help/matlab/ref/bsxfun.html ...
value = A(sum(bsxfun(@eq, A(:), A(:).'))==1);
https://www.mathworks.com/help/matlab/ref/bsxfun.html
Apply element-wise operation to two arrays with implicit
expansion enabled
It compares all pairs of elements in the matrix and counts how many times they are equal and returns the ones that have been counted only once.