A descent spectral conjugate gradient method for impulse noise removal

Methods of conjugate gradients for solving linear systems

Magnus R. Hestenes, Eduard Stiefel · Journal of research of the National Bureau of Standards · 1952 · 7.9K citations · Full text

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Adaptive Filter, Machine Vision, Image Analysis +11

Salt-and-pepper noise removal by median-type noise detectors and detail-preserving regularization

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Handbook of Image and Video Processing

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Adaptive impulse detection using center-weighted median filters

T. Chen, Hong Ren Wu · IEEE Signal Processing Letters · 2001 · 713 citations

Adaptive Filter, Machine Vision, Image Analysis +10