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» Data Cleaning and Semantic Improvement in Biological Databas...
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BIOINFORMATICS
2007
190views more  BIOINFORMATICS 2007»
14 years 9 months ago
Towards clustering of incomplete microarray data without the use of imputation
Motivation: Clustering technique is used to find groups of genes that show similar expression patterns under multiple experimental conditions. Nonetheless, the results obtained by...
Dae-Won Kim, Ki Young Lee, Kwang H. Lee, Doheon Le...
VLDB
2005
ACM
103views Database» more  VLDB 2005»
15 years 3 months ago
Mapping Maintenance for Data Integration Systems
To answer user queries, a data integration system employs a set of semantic mappings between the mediated schema and the schemas of data sources. In dynamic environments sources o...
Robert McCann, Bedoor K. AlShebli, Quoc Le, Hoa Ng...
DBKDA
2010
IEEE
219views Database» more  DBKDA 2010»
14 years 10 months ago
GN-DTD: Graphical Notations for Describing XML Documents
— This paper presents a graphical approach to model XML documents based on a Data Type Documentation called Graphical Notations-Data Type Documentation (GN-DTD). GN-DTD allows us...
Zurinahni Zainol, Bing Wang
SIGMOD
2008
ACM
159views Database» more  SIGMOD 2008»
15 years 9 months ago
Bootstrapping pay-as-you-go data integration systems
Data integration systems offer a uniform interface to a set of data sources. Despite recent progress, setting up and maintaining a data integration application still requires sign...
Anish Das Sarma, Xin Dong, Alon Y. Halevy
DEXAW
1999
IEEE
106views Database» more  DEXAW 1999»
15 years 2 months ago
Textual Similarities Based on a Distributional Approach
The design of efficient textual similarities is an important issue in the domain of textual data exploration. Textual similarities are for example central in document collection s...
Romaric Besançon, Martin Rajman, Jean-C&eac...