Sciweavers

138 search results - page 17 / 28
» Capturing and Querying Multiple Aspects of Semistructured Da...
Sort
View
ICDIM
2007
IEEE
14 years 2 months ago
Minimality quality criterion evaluation for integrated schemas
: Integrated access to distributed data is an important problem faced in scientific and commercial applications. A data integration system provides a unified view for users to subm...
Maria da Conceição Moraes Batista, A...
BIBM
2007
IEEE
137views Bioinformatics» more  BIBM 2007»
14 years 2 months ago
A Multi-metric Similarity Based Analysis of Microarray Data
Clustering has been shown to be effective in analyzing functional relationships of genes. However, no single clustering method with single distance metric is capable of capturing ...
Fatih Altiparmak, Selnur Erdal, Ozgur Ozturk, Haka...
PAM
2005
Springer
14 years 1 months ago
Analysis of Communities of Interest in Data Networks
Abstract. Communities of interest (COI) have been applied in a variety of environments ranging from characterizing the online buying behavior of individuals to detecting fraud in t...
William Aiello, Charles R. Kalmanek, Patrick Drew ...
VLDB
1998
ACM
180views Database» more  VLDB 1998»
13 years 12 months ago
nD-SQL: A Multi-Dimensional Language for Interoperability and OLAP
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
Frédéric Gingras, Laks V. S. Lakshma...
WAIM
2004
Springer
14 years 1 months ago
Estimating the Selectivity of XML Path Expression with Predicates by Histograms
Selectivity estimation of path expressions in querying XML data plays an important role in query optimization. A path expression may contain multiple branches with predicates, each...
Yu Wang, Haixun Wang, Xiaofeng Meng, Shan Wang