Local Semantics in Head-Driven Phrase Structure Grammar
Local Semantics in Head-Driven Phrase Structure Grammar
复制标题
中心驱动短语结构语法中的局部语义
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发表时间:
2004
期刊:
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通讯作者:
M. Sailer
中科院分区:
文献类型:
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作者:
M. Sailer
Semantic research is generally divided into lexical semantics (LS) and compositional semantics (CS). LS is concerned with the relation between a semantic functor and its arguments, either in terms of semantic selectional restrictions or in terms of linking, i.e., the relation between syntactic complements and semantic argument slots. CS focuses on the way in which the semantic contributions of constituents in a sentence are combined to arrive at the interpretation of the sentence. The central notion here is the scope of quantifiers and other operators. This devision of labor in semantics has its parallel in syntax, which, for example, is evident in the Avs. A-bar syntax of Government and Binding Theory. In the case of syntax, the modularization and the interaction of the two “kinds” of syntax have been studied fairly thoroughly. On the semantic side, however, the relation between the two kinds of semantics is still not so well understood. In this paper we will contribute to the study of the LS-CS interface by reviewing two empirical phenomena, linking and selectional restrictions. We will propose a distinction between local and nonlocal semantics which will be embedded in a general linguistic theory, Head-Driven Phrase Structure Grammar (HPSG, Pollard and Sag (1994)). We have chosen HPSG because it is a rigidly formalized linguistic framework (Richter, 2004), and for both LS and CS it offers a number of substantial proposals to build on. In recent years techniques of underspecified semantics have become popular within HPSG (Egg, 1998; Egg and Erk, 2002; Copestake et al., 2003; Richter and Sailer, 1999, 2004a). We will demonstrate that these techniques allow us to define a modular devision of the two kinds of semantics within a linguistic sign. In the rest of the introduction we will characterize what we understand by a local phenomenon and present the structure of a linguistic sign as given in the standard form of HPSG. In Section 2 we will discuss two local semantic phenomena. In Section 3 we will present a concise introduction to the framework of Lexical Resource Semantics which can incorporate the LS-CS distinction. A conclusion will round off this paper in Section 4.