Head-driven Phrase Structure Grammar I
Head-driven Phrase Structure Grammar I
Head-driven Phrase Structure Grammar I
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Basic Idea Typed feature structure HPSG: First glance<br />
TFS: Graphs or AVMs<br />
<br />
<br />
<br />
<br />
<br />
<br />
Graph<br />
noun<br />
3rd<br />
predicate<br />
SUBJ<br />
AGR<br />
agreement<br />
P ERS<br />
P RED<br />
verb<br />
AGR<br />
NUM<br />
singular<br />
AVM<br />
⎡<br />
⎡<br />
[ ]⎤ ⎤<br />
person 3rd<br />
subj ⎣agr 1<br />
⎦<br />
num singular<br />
agreement<br />
⎢ noun<br />
⎣<br />
]<br />
⎥<br />
⎦<br />
pred<br />
[agr 1<br />
verb<br />
Weiwei Sun <strong>Head</strong>-<strong>driven</strong> <strong>Phrase</strong> <strong>Structure</strong> <strong>Grammar</strong> I 25/61