Principles of Information Retrieval

An information retrieval system is a device interposed between a potential user of information and the information itself. For a given information problem, the purpose of the system is to capture wanted item and to filter out unwanted items.This book contains highly rich reading derived from various authentic sources. Basic principles and methods of information retrieval are thoroughly analysed. Introduction; retrieval; Retrieval tools; Probabilistic retrieval; Information retrieval languages; Patterns of retrieval systems; Information science; Retrieval in online cataloguing etc., are the major themes given competent treatment in this book.