785 search results - page 43 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Support vector machines (SVMs) have been widely used in multimedia retrieval to learn a concept in order to find the best matches. In such a SVM active learning environment, the ...
DEXAW
2007
IEEE
14 years 3 months ago
2007
IEEE
Data integration approaches mostly attempt to resolve semantic uncertainty and conflicts between data sources during the data integration process. In some application areas, this...
DEXA
2006
Springer
14 years 15 days ago
2006
Springer
Recent work on continuous queries has focused on processing queries in very large, mobile environments. In this paper, we propose a system leveraging the computing capacities of mo...
EDBT
2004
ACM
14 years 9 months ago
2004
ACM
We study the problem of answering queries over sources with limited access patterns. The problem is to decide whether a given query Q is feasible, i.e., equivalent to an executable...
CIKM
2009
Springer
14 years 23 days ago
2009
Springer
Current approaches to RDF graph indexing suffer from weak data locality, i.e., information regarding a piece of data appears in multiple locations, spanning multiple data structur...