Using concept maps as a cross-language resource discovery tool for large documents in digital libraries

Project Gutenburg, the Million Book Project, the Networked Digital Library of Theses and Dissertations, Amazon´s book search service, and the recently announced collaboration of Google and leading libraries, all aim to make available large numbers of book-length objects, in a variety of languages. Traditional approaches to discovering a suitable book for a particular purpose have generally relied on catalog records, sometimes enhanced with abstracts. Full-text searching - popular, e.g., with legal and government documents $and passage retrieval techniques, suitable for encyclopedias and reference works, have not been adequately tested with large collections of large objects