1000 search results - page 166 / 200 » Provenance for Aggregate Queries |
ESWS
2008
Springer
13 years 11 months ago
2008
Springer
We believe that the possibility to use SPARQL as a front end to heterogeneous data without significant cost in performance or expressive power is key to RDF taking its rightful pla...
ISCAPDCS
2003
13 years 11 months ago
2003
All existing lookup algorithms in structured peerto-peer (P2P) systems assume that all peers are uniform in resources (e.g., network bandwidth, storage and CPU). Messages are rout...
SDM
2003
SIAM
13 years 11 months ago
2003
SIAM
A lack of power and extensibility in their query languages has seriously limited the generality of DBMSs and hampered their ability to support data mining applications. Thus, ther...
SIGIR
2008
ACM
13 years 9 months ago
2008
ACM
Any given Web search engine may provide higher quality results than others for certain queries. Therefore, it is in users' best interest to utilize multiple search engines. I...
JDM
2000
13 years 9 months ago
2000
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...