2536 search results - page 328 / 508 » Gravitation-based model for information retrieval |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
This paper formulates a collaborative system for modeling business application. The system uses a Semantic Wiki to enable collaboration between the various stakeholders involved i...
IRI
2005
IEEE
14 years 1 months ago
2005
IEEE
Role-Based Access Control (RBAC) models have emerged as a leading access control approach for today’s information systems. Hybrid role hierarchies introduced in the Generalized ...
AAAI
2008
13 years 10 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...
MM
2005
ACM
14 years 1 months ago
2005
ACM
In this paper we unify two supposedly distinct tasks in multimedia retrieval. One task involves answering queries with a few examples. The other involves learning models for seman...
HIM
1997
Springer
14 years 10 days ago
1997
Springer
The growing popularity of hypertext navigation systems and the availability of large documentary databases is leading to the design of navigation systems that allow to explore the...