Everybody knows what relevance is. It is a "ya'know" notion, concept, idea–no need to explain whatsoever. Searching for relevant information using information

Relevance drives our actions and channels our attention; it shapes how we make sense of the world and communicate with each other. Irrelevance spreads a twiligh

This landmark textbook takes a whole subject approach to Information Science as a discipline. Introduced by leading international scholars and offering a global

A modern information retrieval system must have the capability to find, organize and present very different manifestations of information – such as text, pict

Class-tested and coherent, this textbook teaches classical and web information retrieval, including web search and the related areas of text classification and