Table 2.

F1-scores of NBCLDA, SIMCLDA, MFLDA, Yang et al.’s method, KATZLDA, TPGLDA at different top-k cutoffs

Methods		F1-Score
NBCLDA	0.1536 (k = 20)	0.1582 (k = 40)	null (k = 60)
SIMCLDA	0.0635 (k = 20)	0.0482 (k = 40)	null (k = 60)
NBCLDA	0.1773 (k = 20)	0.2415 (k = 40)	null (k = 60)
MFLDA	0.2012 (k = 20)	0.1139 (k = 40)	null (k = 60)
NBCLDA	0.2575 (k = 20)	0.2855 (k = 34)	null (k = 60)
Yang et al.’s method	0.2707 (k = 20)	0.2769 (k = 34)	null (k = 60)
NBCLDA	0.1183 (k = 20)	0.1088 (k = 40)	0.1139 (k = 60)
KATZLDA	0.1274 (k = 20)	0.0869 (k = 40)	0.0779 (k = 60)
NBCLDA	0.1295 (k = 20)	0.1510 (k = 40)	0.1320 (k = 60)
TPGLDA	0.2070 (k = 20)	0.1644 (k = 40)	0.1301 (k = 60)