763 search results - page 30 / 153 » Effective query formulation with multiple information source... |
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
While higher order ambisonic approaches can be used to generate multiple zone soundfields, this paper adopts a Least Squares matching approach which provides a more flexible formu...
SIGMOD
1998
ACM
15 years 1 months ago
1998
ACM
The Web is based on a browsing paradigm that makes it di cult to retrieve and integrate data from multiple sites. Today, the only way to achieve this integration is by building sp...
CIKM
2001
Springer
15 years 2 months ago
2001
Springer
Existing approaches for optimizing queries in data integration use decoupled strategies–attempting to optimize coverage and cost in two separate phases. Since sources tend to ha...
ECAI
2008
Springer
14 years 11 months ago
2008
Springer
Abstract. We study privacy guarantees for the owner of an information system who wants to share some of the information in the system with clients while keeping some other informat...
CIKM
2008
Springer
14 years 11 months ago
2008
Springer
The focus of research on query performance prediction is to predict the effectiveness of a query given a search system and a collection of documents. If the performance of queries...