In this paper we argue for a reconceptualization of the Tree Adjoining Grammar (TAG) formalism, in which the elementary structures are collections of c-command relations, and the ...
In wide-coverage lexicalized grammars many of the elementary structures have substructures in common. This means that in conventional parsing algorithms some of the computation as...
This paper proposes a generic mathematical formalism for the combination of various structures: strings, trees, dags, graphs and products of them. The polarization of the objects ...