3-D point used as input to kmeans.
Channel meaning is caller-defined — for color quantization, x/y/z are typically RGB or LAB axes.
First axis (e.g. R or L*).
Second axis (e.g. G or a*).
Third axis (e.g. B or b*).
3-D point used as input to kmeans.
Channel meaning is caller-defined — for color quantization, x/y/z are typically RGB or LAB axes.