A Novel Sample Selection Strategy for Imbalanced Data of Biomedical Event Extraction with Joint Scoring Mechanism

Table 7

Results of the proposed method on GE’11 test set.

Event class	Event type	Whole			Abstract			Full text
		SVT	Gene_expression	75.55	80.19	77.80	72.44	77.71	74.98	83.57	86.35	84.94
Transcription	52.87		68.66	59.74	54.74	70.75	61.73	45.95	60.71	52.31
Protein_catabolism	66.67		76.92	71.43	64.29	81.82	72.00	100.00	50.00	66.67
Phosphorylation	80.00		88.10	83.85	77.04	88.14	82.21	88.00	88.00	88.00
Localization	35.60		86.08	50.37	32.76	95.00	48.72	64.71	57.89	61.11
Total	68.60		80.34	74.01	64.97	79.34	71.44	79.74	82.97	81.32
BIND	Binding	47.66	56.52	51.71	49.57	59.72	54.17	43.06	49.21	45.93
REG	Regulation	32.47	47.53	38.58	31.96	51.38	39.41	34.04	39.02	36.36
	Positive_regulation	41.03	42.35	41.68	41.10	40.64	40.87	40.87	46.53	43.52
	Negative_regulation	38.18	46.38	41.88	40.37	48.57	44.09	33.85	41.94	37.46
	Total	38.97	43.88	41.28	39.32	43.62	41.36	38.20	44.46	41.10
ALL total		50.35	57.79	53.81	49.97	57.90	53.64	51.29	57.52	54.23

Performance is shown in recall (), precision (), and -score ().