Generic and custom-devised image enhancement algorithms were applied to coloured images and rated by people with low vision. Adaptive enhancement, unsharp masking and contrast stretching were the most frequently preferred.
© 2001 Optical Society of America
G. Omoruyi, S. J. Leat, A. Kennedy, and M. E. Jernigan, "Image enhancement filters for the visually impaired: a comparison of generic and customised filters.," in Vision Science and its Applications, A. Sawchuk, ed., Vol. 53 of OSA Trends in Optics and Photonics (Optical Society of America, 2001), paper FD2.