Log-based sparse nonnegative matrix factorization for data representation
Chong Peng, Yiqun Zhang, Yongyong Chen, Zhao Kang, Chenglizhao Chen, Qiang Cheng
Topics & Concepts
Non-negative matrix factorizationMultiplicative functionRobustness (evolution)MathematicsMatrix decompositionNorm (philosophy)Sparse matrixDifferentiable functionAlgorithmComputer scienceMathematical optimizationPure mathematicsGaussianPolitical scienceGenePhysicsChemistryEigenvalues and eigenvectorsMathematical analysisBiochemistryLawQuantum mechanicsFace and Expression RecognitionAdvanced Data Compression TechniquesAdvanced Image and Video Retrieval Techniques