Table 2. Discriminative performance of grammars in terms of AP.

Grammar	CNF	CFC		CFC		CFC
Estimation	ML	ML		ML		CE(m)
Train w/contacts	n/a	no		yes		yes
Test w/contacts	no	no	yes	no	yes	no	yes
CaMn	0.94	0.96	0.67	0.95	0.95	0.79	0.98
NAP	0.78	0.86	0.28	0.75	0.79	0.24	0.91
HET-s	0.46	0.43	0.24	0.60	0.81	0.23	0.94