@interface MPSCNNLocalContrastNormalizationGradientNode : MPSNNGradientFilterNode @property (nonatomic) float alpha; @property (nonatomic) float beta; @property (nonatomic) float delta; @property (nonatomic) float p0; @property (nonatomic) float pm; @property (nonatomic) float ps; @property (readonly, nonatomic) unsigned long long kernelWidth; @property (readonly, nonatomic) unsigned long long kernelHeight; + (id)nodeWithSourceGradient:(id)a0 sourceImage:(id)a1 gradientState:(id)a2 kernelWidth:(unsigned long long)a3 kernelHeight:(unsigned long long)a4; - (id)initWithGradientImages:(id)a0 forwardFilter:(id)a1; - (id)initWithSourceGradient:(id)a0 sourceImage:(id)a1 gradientState:(id)a2 kernelWidth:(unsigned long long)a3 kernelHeight:(unsigned long long)a4; - (void *)newFilterNode; @end