Bflinks: Reliable Bugfix Links via Bidirectional References and Tuned Heuristics

Table 1

Performance of each successive stage of the default COMBI filter: filtering precision (), filter strength (), results loss (), and overall precision () achieved by this filter alone or together with all preceding filters. All entries are in percent.

	This one filter solo				Filters up to here together
TT(C)	43	0.3	0.2	73	43	0.3	0.2	73
TT(B)	99	0.9	0	74	86	1.2	0.2	74
FC	96	3.7	0.2	77	93	4.9	0.4	78
LU	62	5.6	2.1	77	74	8.3	2.7	79
SB	81	6.9	1.3	81	67	15	4.0	90
FB	50	11	5.6	77	60	23	9.3	93
UD^a	29	59	42	99	63	19	7.1	93

Filters up to here together” uses UD in accepting mode, not rejecting mode.