MakeChannelClassImage[data,label]

makes a cross-sectional image of the channels data overlaid with a cross-sectional image of the classes label of a training dataset generated.

MakeChannelClassImage[data,label,{off,max}]

same but with explicit definition of background value b and number of classes n.

MakeChannelClassImage[data,label,vox]

same but with the aspect ratio determined by vox.

MakeChannelClassImage[data,label,{off,max},vox]

same with explicit definition and aspect ratio definition.