Keyword : overcomplete dictionary

A Speech Enhancement Method Based on Multi-Task Bayesian Compressive Sensing
Hanxu YOU Zhixian MA Wei LI Jie ZHU 
Publication Date: 2017/03/01
Vol. E100-D  No. 3 ; pp. 556-563
Type of Manuscript:  PAPER
Category: Speech and Hearing
speech enhancementcompressive sensingovercomplete dictionarysparse representation
 Summary | Full Text:PDF(938.1KB)

Dictionary Learning with Incoherence and Sparsity Constraints for Sparse Representation of Nonnegative Signals
Zunyi TANG Shuxue DING 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/05/01
Vol. E96-D  No. 5 ; pp. 1192-1203
Type of Manuscript:  PAPER
Category: Biocybernetics, Neurocomputing
dictionary learningsparse representationnonnegative matrix factorization (NMF)hierarchical alternating least squares (HALS)overcomplete dictionaryquadratic function
 Summary | Full Text:PDF(3.4MB)