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» Graph Mining based on a Data Partitioning Approach
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BMCBI
2006
146views more  BMCBI 2006»
15 years 3 months ago
Recursive gene selection based on maximum margin criterion: a comparison with SVM-RFE
Background: In class prediction problems using microarray data, gene selection is essential to improve the prediction accuracy and to identify potential marker genes for a disease...
Satoshi Niijima, Satoru Kuhara
KDD
2007
ACM
191views Data Mining» more  KDD 2007»
16 years 3 months ago
Modeling relationships at multiple scales to improve accuracy of large recommender systems
The collaborative filtering approach to recommender systems predicts user preferences for products or services by learning past useritem relationships. In this work, we propose no...
Robert M. Bell, Yehuda Koren, Chris Volinsky
ICDE
2010
IEEE
399views Database» more  ICDE 2010»
15 years 10 months ago
Discovery-driven graph summarization
Abstract— Large graph datasets are ubiquitous in many domains, including social networking and biology. Graph summarization techniques are crucial in such domains as they can ass...
Ning Zhang, Yuanyuan Tian, Jignesh M. Patel
DAWAK
2003
Springer
15 years 8 months ago
Computing SQL Queries with Boolean Aggregates
We introduce a new method for optimization of SQL queries with nested subqueries. The method is based on the idea of Boolean aggregates, aggregates that compute the conjunction or ...
Antonio Badia
IPM
2008
141views more  IPM 2008»
15 years 3 months ago
Towards a unified approach to document similarity search using manifold-ranking of blocks
Document similarity search (i.e. query by example) aims to retrieve a ranked list of documents similar to a query document in a text corpus or on the Web. Most existing approaches...
Xiaojun Wan, Jianwu Yang, Jianguo Xiao