3181 search results - page 457 / 637 » Set-based model: a new approach for information retrieval |
CORR
2011
Springer
13 years 4 months ago
2011
Springer
We study in this paper provenance information for queries with aggregation. Provenance information was studied in the context of various query languages that do not allow for aggr...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
Giving suggestions to users of Web-based services is a common practice aimed at enhancing their navigation experience. Major Web Search Engines usually provide Suggestions under t...
IEEEIAS
2007
IEEE
14 years 3 months ago
2007
IEEE
In this paper, a novel data hiding technique is proposed, as an improvement over the Fibonacci LSB data-hiding technique proposed by Battisti et al. [1]. First we mathematically m...
IUI
2006
ACM
14 years 3 months ago
2006
ACM
This paper describes a discussion-bot that provides answers to students’ discussion board questions in an unobtrusive and humanlike way. Using information retrieval and natural ...
SENSYS
2006
ACM
14 years 3 months ago
2006
ACM
Science is increasingly driven by data collected automatically from arrays of inexpensive sensors. The collected data volumes require a different approach from the scientists'...