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Limiting Factors in Threshold and Suprathreshold Vision

✍ Scribed by CHESTERS, M. SUSAN; HAY, GEORGE A.


Book ID
109675413
Publisher
Nature Publishing Group
Year
1970
Tongue
English
Weight
363 KB
Volume
228
Category
Article
ISSN
0028-0836

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A transducer function for threshold and
✍ Hugh R. Wilson πŸ“‚ Article πŸ“… 1980 πŸ› Springer-Verlag 🌐 English βš– 718 KB

A nonlinear function is derived to describe the contrast transduction process for human visual mechanisms. This function is sigmoid in form, having an accelerating nonlinearity at low contrasts and a compressive nonlinearity at high contrasts. The resulting formulation is consistent with both signal