Figure 4

Pearson correlation heat map matrix of (a) training and testing step of ANN, (b) training and testing step of RSM model for polyamide 6 fabric (c) training and testing step of ANN, and (d) training and testing step of ANN for woolen fabric.

Pearson correlation heat map matrix of (a) training and testing step of ANN, (b) training and testing step of RSM model for polyamide 6 fabric (c) training and testing step of ANN, and (d) training and testing step of ANN for woolen fabric.