3 papers
cs.CV2020
Learning efficient structured dictionary for image classification
Zi-Qi Li, Jun Sun, Xiao-Jun Wu +1
Recent years have witnessed the success of dictionary learning (DL) based approaches in the domain of pattern classification. In this paper, we present an efficient structured dict…
cs.CV2020
Multiplication fusion of sparse and collaborative-competitive representation for image classification
Zi-Qi Li, Jun Sun, Xiao-Jun Wu +1
Representation based classification methods have become a hot research topic during the past few years, and the two most prominent approaches are sparse representation based classi…
cs.CV2019
2DR1-PCA and 2DL1-PCA: two variant 2DPCA algorithms based on none L2 norm
Xing Liu, Xiao-Jun Wu, Zi-Qi Li
In this paper, two novel methods: 2DR1-PCA and 2DL1-PCA are proposed for face recognition. Compared to the traditional 2DPCA algorithm, 2DR1-PCA and 2DL1-PCA are based on the R1 no…