"This book explores new developments in the field of information and communication technologies and explores how complex information systems interact with and affect one another, woven into the fabric of an information-rich world"--Provided by publisher.

"This book presents the latest scholarly research on the design and implementation of e-collaboration technology in workplace settings, featuring extensive coverage on a range of topics relating to the benefits and challenges of these tools"--Provided by publisher.

"This book presents the latest scholarly research on the design and implementation of e-collaboration technology in workplace settings, featuring extensive coverage on a range of topics relating to the benefits and challenges of these tools"--

Many online or local data sources provide powerful querying mechanismsbut limited ranking capabilities. For instance, PubMed allows users tosubmit highly expressive Boolean keyword queries, but ranks the queryresults by date only. However, a user would typically prefer a rankingby relevance,...