Research Article
Robust Nonnegative Matrix Factorization via Joint Graph Laplacian and Discriminative Information for Identifying Differentially Expressed Genes
Input: Data matrix , indicator matrix , parameters . | Output: Matrices , and . | Initialization: Randomly initialize three nonnegative matrices , | and , initialize , to be identity | matrix. Set | Repeat | Update , and separately by | | | | Calculate the diagonal matrices and by (11) and (12), separately. | Until convergence. |
|