The following article will guide you about how does natural language understanding system works? There are three primary stages in natural language processing: 1. Syntactic analysis, 2. Semantic analysis and 3. Pragmatic analysis. Sentences can be well formed or ill formed syntactically, semantically and pragmatically. Take the following four response to the question: "Do you know where the college is"? [...]
The primary problem with natural language processing is the ambiguity of language. There are a number of levels at which ambiguity may occur in natural language (of course a single sentence may include several of these levels). First a sentence or phrase may be ambiguous at a syntactic level. Syntax relates to the structure of the language, the way the [...]
In this article we will discuss about the pattern matching problems in natural language processing systems. The inherent problems in pattern matching become more clear when we discuss the following programs: Sir: The basic algorithm used in Bertram Raphael's Ph.D. thesis work, SIR (Semantic Information Retrieval) is a pattern matching scheme similar to that used in ELIZA, but SIR differs [...]