27 search results - page 5 / 6 » Beyond simple aggregates: indexing for summary queries |
SAC
2011
ACM
12 years 8 months ago
2011
ACM
It is well known that the main objective of conceptual retrieval models is to go beyond simple term matching by relaxing term independence assumption through concept recognition. ...
SIGMOD
2003
ACM
14 years 5 months ago
2003
ACM
The challenge of peer-to-peer computing goes beyond simple file sharing. In the DBGlobe project, we view the multitude of peers carrying data and services as a superdatabase. Our ...
CIKM
2003
Springer
13 years 10 months ago
2003
Springer
Prior research into search system scalability has primarily addressed query processing efficiency [1, 2, 3] or indexing efficiency [3], or has presented some arbitrary system arch...
SSD
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Massive data streams of positional updates become increasingly difficult to manage under limited memory resources, especially in terms of providing near real-time respons...
SIGMOD
1996
ACM
13 years 9 months ago
1996
ACM
While much recent research has focussed on extending databases beyond the traditional relational model, relatively little has been done to develop database tools for querying data...