... & Chen, 199 4; Chen et al., 199 6, Park et al., 199 6, 199 8; Chen et al., 199 8a,b; Chao et al., 2000, 2002; Ibarra et Artificial Neural Networks - Industrial and Control Engineering Applications ... neurons, 0 .9 learning rate and 0.001 back propagation error. Learning of the network was carried out using 9 data points from the Artificial Neural Networks - Industrial and Control Engineering Applications ... composition and quality analysis Artificial Neural Networks - Industrial and Control Engineering Applications 226 objects from different classes or having different properties). Clusters and empty...