LG 42PM4700 Owner's Manual page 75

Provides a crystal-clear picture by improving the details
Super Resolution
in an area that has a blurry or unclear picture.
Sets the gradation curve according to the output of
Gamma
picture signal in relation to the input signal.
Color Gamut Selects the range of colors that can be expressed.
Shows clearer and distinctive yet natural edges of the
Edge Enhancer
video.
xvYCC Expresses richer colors.
Filters a specific color spectrum in RGB colors to fine-
Color Filter
tune color saturation and hue accurately.
Expert Pattern Patterns used for expert adjustment.