Research Article
Hypergraph Regularized Discriminative Nonnegative Matrix Factorization on Sample Classification and Co-Differentially Expressed Gene Selection
Input: Data matrix , hyper-graph Laplace matrix , indicator matrix , parameters , , . |
Initialization: Randomly initialize three non-negative matrices and . |
Repeat: |
(1) Update by rule (20). |
(2) Update by rule (21). |
(3) Update by rule (22). |
Until Convergence. |
Output: and . |