664 search results - page 23 / 133 » Adaptive Selectivity Estimation Using Query Feedback |
VLDB
2005
ACM
14 years 26 days ago
2005
ACM
The largest databases in use today are so large that answering a query exactly can take minutes, hours, or even days. One way to address this problem is to make use of approximati...
HT
2005
ACM
14 years 29 days ago
2005
ACM
This paper introduces a new method for linking the world view of the search engine user community with that of the search engine itself. This new method is based on collecting and...
MVA
2011
13 years 2 months ago
2011
Abstract Kernel-based object tracking refers to computing the translation of an isotropic object kernel from one video frame to the next. The kernel is commonly chosen as a primiti...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
VLDB
2002
ACM
14 years 7 months ago
2002
ACM
The view selection problem is to choose a set of views to materialize over a database schema, such that the cost of evaluating a set of workload queries is minimized and such that ...