Mask
	
struct defined in module 
	FastVision
			Mask{N, T}(classes) <: Block
			Block for an N-dimensional categorical mask. 
			obs is valid for 
			Mask{N, T}(classes) if it is an N-dimensional array with every element in 
			classes.
The following pages link back here:
Blocks and encodings, Discovery, Image segmentation, New visualization tools for FastAI.jl, fastai API comparison
FastVision.jl , blocks/mask.jl , encodings/onehot.jl , encodings/projective.jl , makie.jl , recipes.jl , tasks/segmentation.jl