621 search results - page 67 / 125 » Efficient algorithms for minimizing tree pattern queries |
TKDE
2008
13 years 7 months ago
2008
We present a new adaptive and energy-efficient broadcast model to support flexible responses to client queries. Clients do not have to request documents by name, since they may kno...
STOC
2005
ACM
14 years 1 months ago
2005
ACM
This paper focuses on competitive function evaluation in the context of computing with priced information. A function f is given together with a cost cx for each variable x of f. ...
NPC
2005
Springer
14 years 1 months ago
2005
Springer
One major factor that heavily affects the performance of a content distribution network (CDN) is placement of the surrogates. Previous works take a network-centric approach and con...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
We present a general method of designing fast approximation algorithms for cut-based minimization problems in undirected graphs. In particular, we develop a technique that given a...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
We consider the problem of creating a sample view of a database table. A sample view is an indexed, materialized view that permits efficient sampling from an arbitrary range query...