In some retrieval situations, a system must search across multiple collections. This task, referred to as federated search, occurs for example when searching a distributed index o...
Nowadays, cross-lingual Information Retrieval (IR) is one of the greatest challenges to deal with. Besides, one of the most important issues in IR consists in the corpus vocabular...
An expert finding system allows a user to type a simple text query and retrieve names and contact information of individuals that possess the expertise expressed in the query. Thi...
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...
Information systems outsourcing has been viewed as an attractive option by many senior managers generally because of the belief that IS outsourcing vendors can achieve economies o...