1000 search results - page 160 / 200 » Provenance for Aggregate Queries |
EDBT
2009
ACM
14 years 4 months ago
2009
ACM
In this paper we consider distributed K-Nearest Neighbor (KNN) search and range query processing in high dimensional data. Our approach is based on Locality Sensitive Hashing (LSH...
ICSNW
2004
Springer
14 years 3 months ago
2004
Springer
Peer-to-Peer systems have proven to be an effective way of sharing data. Modern protocols are able to efficiently route a message to a given peer. However, determining the destin...
ESWS
2008
Springer
13 years 11 months ago
2008
Springer
In this contribution a system is presented, which provides access to distributed data sources using Semantic Web technology. While it was primarily designed for data sharing and sc...
PVLDB
2008
13 years 9 months ago
2008
Supporting graceful schema evolution represents an unsolved problem for traditional information systems that is further exacerbated in web information systems, such as Wikipedia a...
CORR
2011
Springer
13 years 1 months ago
2011
Springer
Many applications, including provenance and some analyses of social networks, require path-based queries over graphstructured data. When these graphs contain sensitive information...