Chapter 2

Key-Objects vs. Keywords


This chapter introduces key-objects as a generalization of keywords. The key-objects can be thought of as data structures reflecting properties or characteristics of things and re-encapsulating them from their names presented by keywords. For example, the keyword “chair” does not allow distinguishing between different chairs; and therefore, does not allow narrowing the search down to specific chair instances. A key-object “chair” allows specification of the chair properties the query originators may be looking for, and there is no limit to the number of different key-objects reflecting the concept of a chair. Keywords allow posing queries independently of the indexed documents or web pages, that is, without ...

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