Denoising natural images based on a modified sparse coding algorithm - Shang, Li (Applied mathematics and computation, 2008)
Keywords: Algebra; Exact sciences and technology; Fixed variance; Global analysis, analysis on manifolds; Image feature extraction; Image reconstruction; Kurtosis; Linear and multilinear algebra, matrix theory; Mathematical analysis; Mathematics; Numerical analysis; Numerical analysis. Scientific computation; Sciences and techniques of general use; Sparse coding; Topology. Manifolds and cell complexes. Global analysis and analysis on manifolds; Fixed variance; Kurtosis; Sparse coding; Image feature extraction; Image reconstruction; Algorithm; Variance; Convergence speed; Denoising; Experimental result; Numerical analysis; Fix point; Coding; Applied mathematics; Algorithm analysis