28 search results - page 3 / 6 » pods 2003 |
PODS
2003
ACM
14 years 6 months ago
2003
ACM
We formalize the problem of maintaining time-decaying aggregates and statistics of a data stream: the relative contribution of each data item to the aggregate is scaled down by a ...
PODS
2003
ACM
14 years 6 months ago
2003
ACM
Computing frequent itemsets and maximally frequent itemsets in a database are classic problems in data mining. The resource requirements of all extant algorithms for both problems...
PODS
2003
ACM
14 years 6 months ago
2003
ACM
In this paper we propose a new bottom-up query evaluation method for stratified deductive databases based on the Magic Set approach. As the Magic Sets rewriting may lead to unstra...
PODS
2003
ACM
14 years 6 months ago
2003
ACM
The emerging paradigm of electronic services promises to bring to distributed computation and services the flexibility that the web has brought to the sharing of documents. An und...
PODS
2003
ACM
14 years 6 months ago
2003
ACM
Our work is motivated by the problem of managing data on storage devices, typically a set of disks. Such high demand storage servers are used as web servers, or multimedia servers...