Fig. 6From: The kernel-weighted local polynomial regression (KwLPR) approach: an efficient, novel tool for development of QSAR/QSAAR toxicity extrapolation modelsa Scatter plot of experimentally determined versus predicted values of pLC50. The formed straight line represents perfect agreement between the observed and calculated values. b Williams plot illustrating the applicability domain of the KwLPR model. c The results of the 500-fold Y-scrambling test. d Spider plot presenting the comparison of KwLPR model statistics with the MLR modeling approach. e PCA biplotBack to article page