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» Neighborhood systems and approximate retrieval
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SIGIR
2008
ACM
13 years 9 months ago
To tag or not to tag -: harvesting adjacent metadata in large-scale tagging systems
We present HAMLET, a suite of principles, scoring models and algorithms to automatically propagate metadata along edges in a document neighborhood. As a showcase scenario we consi...
Adriana Budura, Sebastian Michel, Philippe Cudr&ea...
EDBT
2002
ACM
188views Database» more  EDBT 2002»
14 years 10 months ago
Approximate Processing of Multiway Spatial Joins in Very Large Databases
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...
Dimitris Papadias, Dinos Arkoumanis
SPIRE
2009
Springer
14 years 4 months ago
Sketching Algorithms for Approximating Rank Correlations in Collaborative Filtering Systems
Collaborative filtering (CF) shares information between users to provide each with recommendations. Previous work suggests using sketching techniques to handle massive data sets i...
Yoram Bachrach, Ralf Herbrich, Ely Porat
IPM
2000
81views more  IPM 2000»
13 years 9 months ago
The Sixth Text REtrieval Conference (TREC-6)
The Text REtrieval Conference is a workshop series designed to encourage research on text retrieval for realistic applications by providing large test collections, uniform scoring...
Ellen M. Voorhees
MM
2004
ACM
78views Multimedia» more  MM 2004»
14 years 3 months ago
Indexing and matching of polyphonic songs for query-by-singing system
This paper investigates the issues in polyphonic popular song retrieval. The problems that we consider include singing voice extraction, melodic curve representation, and database...
Tat-Wan Leung, Chong-Wah Ngo