1000 search results - page 180 / 200 » Provenance for Aggregate Queries |
DKE
2008
13 years 10 months ago
2008
We study an important data analysis operator, which extracts the k most important groups from data (i.e., the k groups with the highest aggregate values). In a data warehousing co...
PVLDB
2008
13 years 9 months ago
2008
Content Management Systems (CMS) store enterprise data such as insurance claims, insurance policies, legal documents, patent applications, or archival data like in the case of dig...
ICWSM
2009
13 years 7 months ago
2009
Finding out about a topic online can be time consuming. It involves visiting multiple news sites, encyclopedia entries, video repositories and other resources while discarding irr...
ICCV
2007
IEEE
14 years 11 months ago
2007
IEEE
Automatically discovering common visual patterns from a collection of images is an interesting but yet challenging task, in part because it is computationally prohibiting. Althoug...
ICDE
2008
IEEE
14 years 11 months ago
2008
IEEE
Existing techniques for schema matching are classified as either schema-based, instance-based, or a combination of both. In this paper, we define a new class of techniques, called ...