Sciweavers

5970 search results - page 895 / 1194
» Management Information Model Engineering
Sort
View
CAISE
1999
Springer
15 years 9 months ago
Towards Quality-Oriented Data Warehouse Usage and Evolution
As a decision support information system, a data warehouse must provide high level quality of data and quality of service. In the DWQ project we have proposed an architectural fram...
Panos Vassiliadis, Mokrane Bouzeghoub, Christoph Q...
PADS
1997
ACM
15 years 9 months ago
Optimistic Distributed Simulation Based on Transitive Dependency Tracking
In traditional optimistic distributed simulation protocols, a logical process(LP) receiving a straggler rolls back and sends out anti-messages. Receiver of an anti-message may als...
Om P. Damani, Yi-Min Wang, Vijay K. Garg
IPMU
1992
Springer
15 years 9 months ago
Rule-Based Systems with Unreliable Conditions
This paper deals with the problem of inference under uncertain information. This is a generalization of a paper of Cardona et al. (1991a) where rules were not allowed to contain n...
L. Cardona, Jürg Kohlas, Paul-André Mo...
CIKM
2007
Springer
15 years 9 months ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
SIGIR
2010
ACM
15 years 9 months ago
Understanding web browsing behaviors through Weibull analysis of dwell time
Dwell time on Web pages has been extensively used for various information retrieval tasks. However, some basic yet important questions have not been sufficiently addressed, e.g., ...
Chao Liu, Ryen W. White, Susan T. Dumais