init(sources:gradientState:lossDescriptor:isLabelsGradientFilter:)
Declaration
init(sources sourceNodes: [MPSNNImageNode], gradientState: MPSNNGradientStateNode?, lossDescriptor descriptor: MPSCNNLossDescriptor, isLabelsGradientFilter: Bool)init(sources sourceNodes: [MPSNNImageNode], gradientState: MPSNNGradientStateNode?, lossDescriptor descriptor: MPSCNNLossDescriptor, isLabelsGradientFilter: Bool)