1247 search results - page 235 / 250 » Predicting query performance on the web |
VLDB
2002
ACM
13 years 8 months ago
2002
ACM
Accurate prediction of operator execution time is a prerequisite for database query optimization. Although extensively studied for conventional disk-based DBMSs, cost modeling in ...
ICAC
2006
IEEE
14 years 2 months ago
2006
IEEE
Abstract— The scale, reliability, and cost requirements of enterprise data centers require automation of center management. Examples include provisioning, scheduling, capacity pl...
HICSS
2005
IEEE
14 years 2 months ago
2005
IEEE
Evaluating the usability of an application is a crucial activity in systems development projects. It is often done collaboratively, involving groups of current or future users, us...
ICALT
2005
IEEE
14 years 2 months ago
2005
IEEE
For their usage in the semantic web, valid ontologies are required for a given domain. Here we focus on ontologies represented as concept maps (semantic nets). For one and the sam...
IUI
2006
ACM
14 years 2 months ago
2006
ACM
The TaskTracer system seeks to help multi-tasking users manage the resources that they create and access while carrying out their work activities. It does this by associating with...