Tài liệu Báo cáo khoa học: "TREE UNIFICATION GRAMMAR" pptx

... TREE UNIFICATION GRAMMAR Frdd Popowich School of Computing Science Simon Fraser University Bumaby, B.C. CANADA V5A 186 ABSTRACT Tree Unification Grammar is a declarative unification- bas~:l ... female entity named John). COMPARISON The name "Tree Unification Grammar" suggests that TUG might be related to other unification- based frameworks as well as to other t...

Ngày tải lên: 21/02/2014, 20:20

... operation of the system is S-graph unification (S -unification) : This is essentially ordinary feature-structure unification augmented with an operation of label unification to build the stratified ... result of S -unification can be a set of S-graphs. In our experience, the unification of linguistically well-formed lexical S-graphs has never returned more than one S-graph. Hen...

Ngày tải lên: 20/02/2014, 21:20

... Graded Unification Given two feature structures, the graded unification mechanism (Ua) computes two results, a unifying struc- ture and a unification strength. Structural Unification Graded unification ... shows an example unification of two atoms. The result is an atom which is 'believed' to be SG (singular), but could possibly be PL (plural). Unification Stre...

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