To calculate the derivatives of output error with respect to parameters in Layer 4.
anfis.dE.dP4(anfis, de.do4, output.L3, input.stack)
The given ANFIS model
The derivatives of output error with respect to output.L4
The output of nodes in Layer 3
The input data pairs.
The derivatives of output error with respect to parameters in Layer 4.
This function is not recommended for external use, but can be used for debugging or learning.