Key-Objects vs. Keywords
Abstract
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 ...
Get Structured Search for Big Data now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
