An Approach to Semantic and Structural Features Learning for Software Defect Prediction

Table 4

Comparison of the distributions of three methods in terms of the Wilcoxon signed-rank test and Cliff’s effect size.

		Cliff’s delta
SDP-S1 vs. SDP-S2	0.753	−0.056
SDP-S1 vs. SDP-S2S	0.345	−0.167
SDP-S2 vs. SDP-S2S	0.600	−0.056