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» Data structures and problem solving using Java
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WWW
2010
ACM
15 years 11 months ago
Mind the data skew: distributed inferencing by speeddating in elastic regions
Semantic Web data exhibits very skewed frequency distributions among terms. Efficient large-scale distributed reasoning methods should maintain load-balance in the face of such hi...
Spyros Kotoulas, Eyal Oren, Frank van Harmelen
SIGMOD
2002
ACM
219views Database» more  SIGMOD 2002»
16 years 4 months ago
Efficient k-NN search on vertically decomposed data
Applications like multimedia retrieval require efficient support for similarity search on large data collections. Yet, nearest neighbor search is a difficult problem in high dimen...
Arjen P. de Vries, Nikos Mamoulis, Niels Nes, Mart...
PODS
2010
ACM
213views Database» more  PODS 2010»
15 years 9 months ago
Expressive languages for path queries over graph-structured data
For many problems arising in the setting of graph querying (such as finding semantic associations in RDF graphs, exact and approximate pattern matching, sequence alignment, etc.)...
Pablo Barceló, Carlos A. Hurtado, Leonid Li...
DASFAA
2010
IEEE
189views Database» more  DASFAA 2010»
15 years 7 months ago
Efficient Skyline Maintenance for Streaming Data with Partially-Ordered Domains
We address the problem of skyline query processing for a count-based window of continuous streaming data that involves both totally- and partially-ordered attribute domains. In thi...
Yuan Fang, Chee-Yong Chan
SDM
2004
SIAM
242views Data Mining» more  SDM 2004»
15 years 5 months ago
Privacy-Preserving Multivariate Statistical Analysis: Linear Regression and Classification
Multivariate statistical analysis is an important data analysis technique that has found applications in various areas. In this paper, we study some multivariate statistical analy...
Wenliang Du, Yunghsiang S. Han, Shigang Chen