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» Estimating the Quality of Databases
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PVLDB
2008
94views more  PVLDB 2008»
13 years 7 months ago
Dynamic active probing of helpdesk databases
Helpdesk databases are used to store past interactions between customers and companies to improve customer service quality. One common scenario of using helpdesk database is to fi...
Shenghuo Zhu, Tao Li, Zhiyuan Chen, Dingding Wang,...
ECRTS
2008
IEEE
14 years 1 months ago
Backlog Estimation and Management for Real-Time Data Services
Real-time data services can benefit data-intensive real-time applications, e.g., e-commerce, via timely transaction processing using fresh data, e.g., the current stock prices. T...
Kyoung-Don Kang, Jisu Oh, Yan Zhou
EDBT
2008
ACM
118views Database» more  EDBT 2008»
14 years 7 months ago
Robustness in automatic physical database design
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
Kareem El Gebaly, Ashraf Aboulnaga
ICDM2
2004
Springer
196views Data Mining» more  ICDM2 2004»
14 years 25 days ago
An Early Warning System for Vehicle Related Quality Data
Vehicle production audit tests, warranty claims and car control unit data are stored in a central data warehouse for data mining analysis. Neural network based part failure rate es...
Matthias Grabert, Markus Prechtel, Tomas Hrycej, W...
SIGIR
2006
ACM
14 years 1 months ago
Distributed query sampling: a quality-conscious approach
We present an adaptive distributed query-sampling framework that is quality-conscious for extracting high-quality text database samples. The framework divides the query-based samp...
James Caverlee, Ling Liu, Joonsoo Bae