What Is Lookup Table In Image Processing? LUTs, or look-up tables, play an essential role in many image processing processes. Basically, LUTs are tables of cross references between index numbers and ...

LUT is an abbreviation. It stands for lookup table, a rather dry and dusty definition that doesn’t even hint at what LUTs can do.

Computing tasks for signal processing could be performed more quickly with less power by using look-up tables.