Sciweavers

390 search results - page 23 / 78
» Approximate Query Answering in Locally Closed Databases
Sort
View
DOLAP
2004
ACM
15 years 3 months ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman
CSE
2009
IEEE
15 years 2 months ago
Processing Approximate Moving Range Queries in Mobile Sensor Environments
— The ubiquity of mobile devices has led to a rising demand for location-based services and applications. A major part of these services is based on the location-detection capabi...
Antoniya Petkova, Kien A. Hua, Alexander J. Aved
AAAI
2006
14 years 11 months ago
Supporting Queries with Imprecise Constraints
In this paper, we motivate the need for and challenges involved in supporting imprecise queries over Web databases. Then we briefly explain our solution, AIMQ - a domain independe...
Ullas Nambiar, Subbarao Kambhampati
TKDE
2008
171views more  TKDE 2008»
14 years 9 months ago
Efficient Similarity Search in Nonmetric Spaces with Local Constant Embedding
Similarity-based search has been a key factor for many applications such as multimedia retrieval, data mining, Web search and retrieval, and so on. There are two important issues r...
Lei Chen 0002, Xiang Lian
BTW
2007
Springer
136views Database» more  BTW 2007»
15 years 4 months ago
System P: Completeness-driven Query Answering in Peer Data Management Systems
Abstract: Peer data management systems (PDMS) are a highly dynamic, decentralized infrastructure for large-scale data integration. They consist of a dynamic set of autonomous peers...
Armin Roth, Felix Naumann