From: A generalized gamma correction algorithm based on the SLIP model
MHF | LIP | PLR | SLIP | |
---|---|---|---|---|
Generating function ϕ(x) | \(\log (x)\) | \(-\log (1-x)\) | \(-\log \frac {1-x}{\eta x}\) | \(-\text {sign}(x)\log (1-|x|)\) |
Domain | x>0 | \(-\infty <x<1\) | 0<x<1 | −1<x<1 |
Identity element I | 1 | 0 | 1/(1+η) | 0 |