Sciweavers

289 search results - page 41 / 58
» Control of an Extensible Query Optimizer: A Planning-Based A...
Sort
View
CORR
2008
Springer
113views Education» more  CORR 2008»
13 years 7 months ago
Expressing OLAP operators with the TAX XML algebra
With the rise of XML as a standard for representing business data, XML data warehouses appear as suitable solutions for Web-based decision-support applications. In this context, i...
Marouane Hachicha, Hadj Mahboubi, Jérô...
PAKDD
2011
ACM
245views Data Mining» more  PAKDD 2011»
12 years 10 months ago
Finding Rare Classes: Adapting Generative and Discriminative Models in Active Learning
Discovering rare categories and classifying new instances of them is an important data mining issue in many fields, but fully supervised learning of a rare class classifier is pr...
Timothy M. Hospedales, Shaogang Gong, Tao Xiang
PVLDB
2008
98views more  PVLDB 2008»
13 years 7 months ago
Performance profiling with EndoScope, an acquisitional software monitoring framework
We propose EndoScope, a software monitoring framework that allows users to pose declarative queries that monitor the state and performance of running programs. Unlike most existin...
Alvin Cheung, Samuel Madden
WWW
2008
ACM
14 years 8 months ago
Efficient multi-keyword search over p2p web
Current search mechanisms of DHT-based P2P systems can well handle a single keyword search problem. Other than single keyword search, multi-keyword search is quite popular and use...
Hanhua Chen, Hai Jin, Jiliang Wang, Lei Chen 0002,...
AP2PC
2003
Springer
14 years 29 days ago
Fuzzy Cost Modeling for Peer-to-Peer Systems
The objective of query optimizers is to select a good execution plan for a given query. In a distributed system, it is crucial for a query optimizer to have effective remote cost e...
Bo Ling, Wee Siong Ng, Yanfeng Shu, Aoying Zhou