Unsupervised feature selection regression model with nonnegative sparsity constraints - Zhao, Xue; Li, Qiaoyan; Xing, Zhiwei; Dai, Xuezhen (Journal of intelligent & fuzzy systems, 2023)
Keywords: Algorithms; Clustering; Constraint modelling; Feature selection; Labels; Matrices (mathematics); Optimization; Regression models; Sparsity; Unsupervised learning; Non-negative matrix factorization; unsupervised; feature selection; spectral clustering; L2,1-norm