Least-Squares Halftoning via Human Vision System and Markov Gradient Descent (LS-MGD): Algorithm and Analysis

Publication:

SIAM Review

Pub Date:

January 2009

DOI:

10.1137/060653317

Bibcode:

2009SIAMR..51..567S

Keywords:

• halftoning;
• human vision system (HVS);
• spatial smoothing;
• entropy;
• least squares;
• random fields;
• stochastic gradient descent;
• Markov random walks;
• Bernoulli flipping;
• stochastic convergence;
• blue noise