h***5
发帖数: 5 | 1 The problem: f(X)=1/2*||X-B||^2 + V'*max(X, 0)*L.
Here, X and B are matrices with dimension [p, d]. V is a vector with length
p. L is a vector with length d. With known B, V and L, can we get an
analytic solution of X? How to minimize this function over X? |
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