Method

F-score

Precision

Recall

Accuracy

MET-LIT

0.817

0.842

0.793

0.809

NOUN-NN

0.709

0.748

0.675

0.703

PHRASE-NN

0.590

0.640

0.547

0.592

NOUN-CENT

0.717

0.741

0.695

0.706

PHRASE-CENT

0.629

0.574

0.695

0.559