Recently, we have seen a steep increase in the popularity and adoption of XML, in areas such as traditional databases, e-business, the scientific environment, and on the web. Querying XML documents and data efficiently is a challenging issue; this book approaches search on XML data by combining content-based methods from information retrieval and structure-based XML query methods and presents the following parts: applications, query languages, retrieval models, implementing intelligent XML systems, and evaluation.

To appreciate the book, basic knowledge of traditional database...

A collection of papers that cover: service grids for scientific applications, distributed digital libraries, grid computing, peer-to-peer networks, service oriented architectures for digital libraries, a distributed digital library for support of community radios, multimedia management and search, query trading and processing, and metadata.