1. K-SVD: an algorithm for designing overcomplete dictionaries for sparse representation;Aharon;IEEE Trans. Signal Process.,2006
2. M. Anderson, R. Motta, S. Chandrasekar, M. Stokes, Proposal for a standard default color space for the internet – sRGB, in: Proc. 4th Color Imaging Conf., 1996, pp. 238–246.
3. R. Bala, R. Eschbach, Spatial color-to-grayscale transform preserving chrominance edge information, in: Proc. 12th Color Imaging Conf., 2004, pp. 82–86.
4. Orientation modulation for data hiding in clustered-dot halftone prints;Bulan;IEEE Trans. Image Process.,2010
5. Towards optimized binary pattern generation for grayscale digital halftoning: a binary particle swarm optimization (BPSO) approach;Chatterjee;J. Vis. Commun. Image Represent.,2012