Table 3.

Official evaluation results for subtask B using traditional (flat) precision (P), recall (R) and F1-measure (F1) and hierarchical precision (hP), recall (hR) and F1-measure (hF1)

System	Flat			Hierarchical
	P	R	F1	hP	hR	hF1
B1	0.054	0.149	0.079	0.243	0.459	0.318
B2	0.088	0.076	0.082	0.250	0.263	0.256
B3	0.029	0.039	0.033	0.196	0.310	0.240