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PVLDB
2010
123views more  PVLDB 2010»
15 years 2 months ago
Sharing-Aware Horizontal Partitioning for Exploiting Correlations During Query Processing
Optimization of join queries based on average selectivities is suboptimal in highly correlated databases. In such databases, relations are naturally divided into partitions, each ...
Kostas Tzoumas, Amol Deshpande, Christian S. Jense...
SAINT
2006
IEEE
15 years 10 months ago
Designing Metadata with Existing Application Ontologies
Among various metadata design difficulties, 1) designing subsumption relation of two classes, 2) designing diverse properties of a given class, and 3) determining whether an item...
Heeryon Cho, Toru Ishida
EMNLP
2007
15 years 5 months ago
Dependency Parsing and Domain Adaptation with LR Models and Parser Ensembles
We present a data-driven variant of the LR algorithm for dependency parsing, and extend it with a best-first search for probabilistic generalized LR dependency parsing. Parser act...
Kenji Sagae, Jun-ichi Tsujii
ECCV
2002
Springer
16 years 6 months ago
Implicit Probabilistic Models of Human Motion for Synthesis and Tracking
Abstract. This paper addresses the problem of probabilistically modeling 3D human motion for synthesis and tracking. Given the high dimensional nature of human motion, learning an ...
Hedvig Sidenbladh, Michael J. Black, Leonid Sigal
SIGMOD
2001
ACM
184views Database» more  SIGMOD 2001»
16 years 4 months ago
Locally Adaptive Dimensionality Reduction for Indexing Large Time Series Databases
Similarity search in large time series databases has attracted much research interest recently. It is a difficult problem because of the typically high dimensionality of the data....
Eamonn J. Keogh, Kaushik Chakrabarti, Sharad Mehro...