Sciweavers

9683 search results - page 38 / 1937
» Predicting query performance
Sort
View
TPDS
2010
154views more  TPDS 2010»
14 years 4 months ago
Adaptive Workload Prediction of Grid Performance in Confidence Windows
Predicting grid performance is a complex task because heterogeneous resource nodes are involved in a distributed environment. Long execution workload on a grid is even harder to pr...
Yongwei Wu, Kai Hwang, Yulai Yuan, Weimin Zheng
NIPS
2008
14 years 11 months ago
Local Gaussian Process Regression for Real Time Online Model Learning
Learning in real-time applications, e.g., online approximation of the inverse dynamics model for model-based robot control, requires fast online regression techniques. Inspired by...
Duy Nguyen-Tuong, Matthias Seeger, Jan Peters
VLDB
2002
ACM
126views Database» more  VLDB 2002»
14 years 9 months ago
Plan Selection Based on Query Clustering
Query optimization is a computationally intensive process, especially for complex queries. We present here a tool, called PLASTIC, that can be used by query optimizers to amortize...
Antara Ghosh, Jignashu Parikh, Vibhuti S. Sengar, ...
AUSAI
2004
Springer
15 years 3 months ago
Analyzing the Effect of Query Class on Document Retrieval Performance
Abstract. Analysis of queries posed to open-domain question-answering systems indicates that particular types of queries are dominant, e.g., queries about the identity of people, a...
Pawel Kowalczyk, Ingrid Zukerman, Michael Niemann
SIGMOD
1996
ACM
112views Database» more  SIGMOD 1996»
15 years 1 months ago
Performance Tradeoffs for Client-Server Query Processing
The constructionof high-performance databasesystems that combine the best aspects of the relational and object-oriented approaches requires the design of client-server architectur...
Michael J. Franklin, Björn Þór J...