{"id":"W1536826708","doi":"10.1007/978-0-387-39940-9","title":"Encyclopedia of Database Systems","year":2009,"lang":"en","type":"book","venue":"","topic":"Advanced Database Systems and Queries","field":"Computer Science","cited_by":1737,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Lawrence Livermore National Laboratory; National Institutes of Health; Jacobs University; Masarykova Univerzita; Universität Konstanz; Libera Università di Bolzano; Universidad de Castilla-La Mancha; Università di Bologna; Universidad de Chile; Technische Universität Darmstadt; China Scholarship Council; École Polytechnique Fédérale de Lausanne; Indian Institute of Technology Kanpur; Yale University; University of Toronto; Foundation for Research and Technology-Hellas; Eidgenössische Technische Hochschule Zürich; National University of Singapore; University of Alberta; Tampereen Yliopisto; Università degli Studi di Milano; Institut national de recherche en informatique et en automatique (INRIA); University of Patras; Drexel University; University of Notre Dame; Vrije Universiteit Amsterdam; University of Southern California; Purdue University; Google; University of Washington; Technische Universiteit Eindhoven; Università degli Studi di Firenze; Brown University; Arizona State University; Microsoft Research; Microsoft","keywords":"Encyclopedia; Computer science; Database; Information retrieval; World Wide Web; Library science","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01269069514839712,"score_gpt":0.2354884015158221,"score_spread":0.222797706367425,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}