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SEMWEB
2005
Springer
16 years 6 days ago
Benchmarking Database Representations of RDF/S Stores
Abstract. In this paper we benchmark three popular database representations of RDF/S schemata and data: (a) a schema-aware (i.e., one table per RDF/S class or property) with explic...
Yannis Theoharis, Vassilis Christophides, Gregory ...
SIGMOD
1999
ACM
143views Database» more  SIGMOD 1999»
15 years 11 months ago
WALRUS: A Similarity Retrieval Algorithm for Image Databases
Traditional approaches for content-based image querying typically compute a single signature for each image based on color histograms, texture, wavelet transforms etc., and return...
Apostol Natsev, Rajeev Rastogi, Kyuseok Shim
COMAD
2008
15 years 8 months ago
Native Multidimensional Indexing in Relational Databases
In existing database systems there is a strong need for searching data according to many attributes. In commercial database platforms, the standard search over multiple attributes...
David Hoksza, Tomás Skopal
ECIR
2011
Springer
14 years 10 months ago
Dynamic Two-Stage Image Retrieval from Large Multimodal Databases
Abstract. Content-based image retrieval (CBIR) with global features is notoriously noisy, especially for image queries with low percentages of relevant images in a collection. More...
Avi Arampatzis, Konstantinos Zagoris, Savvas A. Ch...
EDBT
2012
ACM
255views Database» more  EDBT 2012»
13 years 9 months ago
Top-k spatial keyword queries on road networks
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
João B. Rocha-Junior, Kjetil Nørv&ar...