383 search results - page 20 / 77 » Just-In-Time Processing of Continuous Queries |
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Search queries applied to extract relevant information from the World Wide Web over a period of time may be denoted as continuous search queries. The improvement of continuous sea...
DEXA
2007
Springer
13 years 11 months ago
2007
Springer
The two dominant costs in continuous spatial query systems are the wireless communication cost for location update, and the evaluation cost for query processing. Existing works add...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
Forecasting future events based on historic data is useful in many domains like system management, adaptive query processing, environmental monitoring, and financial planning. We...
Publication
Spatio-temporal data streams that are generated from mobile stream sources (e.g., mobile sensors) experience similar environmental conditions that result in distinct phenomena. Sev...