950 search results - page 34 / 190 » Evaluation over thousands of queries |
VLDB
2001
ACM
14 years 1 months ago
2001
ACM
We explore a new proxy-caching framework that exploits the query semantics of HTML forms. We identify a common class of form-based queries, and study two representative caching sc...
WWW
2011
ACM
13 years 3 months ago
2011
ACM
Modern search engines are expected to make documents searchable shortly after they appear on the ever changing Web. To satisfy this requirement, the Web is frequently crawled. Due...
ICDE
2002
IEEE
2002
IEEE
Design and Evaluation of Alternative Selection Placement Strategies in Optimizing Continuous Queries
14 years 10 months ago
In this paper, we design and evaluate alternative selection placement strategies for optimizing a very large number of continuous queries in an Internet environment. Two grouping ...
SIGMOD
2001
ACM
14 years 9 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...
IPM
2008
13 years 9 months ago
2008
In this paper, we define and present a comprehensive classification of user intent for Web searching. The classification consists of three hierarchical levels of informational, na...