Table 4.

Multiple-fractions experiment results for the P2 dataset

Training fraction	Testing performance
	Join	SIMA	MW	MWG	MWM
000	0.62	0.64	0.61	0.48	0.61
020	0.58	0.56	0.55	0.43	0.55
040	0.52	0.56	0.56	0.41	0.56
080	0.56	0.50	0.50	0.50	0.57
100	0.63	0.57	0.56	0.44	0.57

Notes: For each training fraction, the reported testing performance is the average of individual F₁ scores from the testing fractions. The top-performing method (highest F₁ score) is highlighted in bold.