Sparse Graph Regularization Non-Negative Matrix Factorization Based on Huber Loss Model for Cancer Data Analysis

Non-negative matrix factorization (NMF) is a matrix decomposition method based on the square loss function. To exploit cancer information, cancer gene expression data often uses the NMF method to reduce dimensionality. Gene expression data usually have some noise and outliers, while the original NMF...

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Bibliographic Details
Main Authors: Chuan-Yuan Wang, Jin-Xing Liu, Na Yu, Chun-Hou Zheng
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-11-01
Series:Frontiers in Genetics
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fgene.2019.01054/full