Designing Principles of Federated Search Engine

Abstract

Federated search engines used in e-journal local area to assemble virtual common interface for e-journal search. Federated search gives access to the secret information by giving a single interface that associates with various source-specific search engines. Federated search interfaces different search engines into a single, virtual search system. Most earlier paper of federated search focused on choosing search engines that have the most important substance, yet ignored the recovery adequacy of individual Search engines.