Research Article

Kernel Entropy Component Analysis with Nongreedy L1-Norm Maximization

Algorithm 2

KECA-L1.
Input and
Initialize such that , ;
/--------------------------------Phase 1------------------------------/
(1)Eigen decomposition. . , , ;
/--------------------------------Phase 2------------------------------/
While not converge
(2);
(3)Compute the SVD of as . Let ;
(4);
end
Output: