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EDBT
2002
ACM
130views Database» more  EDBT 2002»
16 years 4 months ago
Gene Expression Data Management: A Case Study
One of the major challenges facing scientists dealing with gene expression data is how to integrate, explore and analyze vast quantities of related data, often residing in multiple...
Victor M. Markowitz, I-Min A. Chen, Anthony Kosky
EDBT
2004
ACM
183views Database» more  EDBT 2004»
16 years 4 months ago
XQBE: A Graphical Interface for XQuery Engines
XQuery is increasingly popular among computer scientists with a SQL background, since queries in XQuery and SQL require comparable skills to be formulated. However, the number of ...
Daniele Braga, Alessandro Campi, Stefano Ceri
EDBT
2004
ACM
162views Database» more  EDBT 2004»
16 years 4 months ago
Non-contiguous Sequence Pattern Queries
Abstract. Non-contiguous subsequence pattern queries search for symbol instances in a long sequence that satisfy some soft temporal constraints. In this paper, we propose a methodo...
Nikos Mamoulis, Man Lung Yiu
EDBT
2006
ACM
129views Database» more  EDBT 2006»
16 years 4 months ago
Efficient Quantile Retrieval on Multi-dimensional Data
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...
Man Lung Yiu, Nikos Mamoulis, Yufei Tao
EDBT
2006
ACM
206views Database» more  EDBT 2006»
16 years 4 months ago
The SIRUP Ontology Query API in Action
Ontology languages to represent ontologies exist in large numbers, and users who want to access or reuse ontologies can often be confronted with a language they do not know. Theref...
Patrick Ziegler, Christoph Sturm, Klaus R. Dittric...