Parsing Chinese with Combinatory Categorial Grammar: A Linguistic and Computational Study

Table 11

Evaluation for NVN parser and C&C.

	NVN parser	C&C [6]
(A) The general indicators
Coverage	99.40	95.01
UF	89.20	79.27
LF	85.93	74.65
(B) Challenges of Chinese parsing in [6]
Prodrop (LF)	86.2	76.8
Noun/verb ambiguity (recall)	88.4	79.3
(C) The LF of MP constructions in parsing
Subject clause	53.1	81.1
NP internal	85.6	69.2
Coordination	83.2	73.0
de construction	88.4	82.4
PP structure	74.1	79.6