Quasi Non-Negative Quaternion Matrix Factorization with Application to Color Face Recognition - Ke, Yifen; Ma, Changfeng; Jia, Zhigang; Xie, Yajun; Liao, Riwei (Journal of scientific computing, 2023)
Keywords: Algorithms; Channels; Coding; Color imagery; Computational Mathematics and Numerical Analysis; Decomposition; Face recognition; Factorization; Image processing; Image reconstruction; Mathematical and Computational Engineering; Mathematical and Computational Physics; Mathematical models; Mathematics; Mathematics and Statistics; Optimization; Principal components analysis; Quaternions; Theoretical; 90C26; Quaternion matrix; Quaternion optimization; 15B33; Quasi non-negative quaternion matrix factorization; Color face recognition