a  little bit modification of anisotropicfilter code
a  little bit modification of anisotropicfilter code

lsqshr/Rivulet-Neuron-Tracing-Toolbox,lsqshr/Rivulet-Neuron-Tracing-Toolbox,lsqshr/Rivulet-Neuron-Tracing-Toolbox,lsqshr/Rivulet-Neuron-Tracing-Toolbox