39 search results - page 3 / 8 » Top-k selection queries over relational databases: Mapping s... |
SIGMOD
2002
ACM
14 years 5 months ago
2002
ACM
We present a continuously adaptive, continuous query (CACQ) implementation based on the eddy query processing framework. We show that our design provides significant performance b...
SSDBM
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract. Existing approaches to the management of streaming positional updates generally assume that all active user requests have equal importance, ignoring the possibility of an...
CIKM
2010
Springer
13 years 3 months ago
2010
Springer
Most database systems allow query processing over attributes that are derived at query runtime (e.g., user-defined functions and remote data calls to web services), making them e...
SIGMOD
2003
ACM
14 years 5 months ago
2003
ACM
In many applications involving continuous data streams, data arrival is bursty and data rate fluctuates over time. Systems that seek to give rapid or real-time query responses in ...
IROS
2008
IEEE
13 years 11 months ago
2008
IEEE
— This paper presents a vision based method for grasp classification. It is developed as part of a Programming by Demonstration (PbD) system for which recognition of objects and...