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FTCS
1997
115views more  FTCS 1997»
15 years 7 months ago
Robust Emulation of Shared Memory Using Dynamic Quorum-Acknowledged Broadcasts
This paper presents robust emulation of multi-writer/multi-reader registers in message-passing systems using dynamic quorum con gurations. In addition to processor and link failur...
Nancy A. Lynch, Alexander A. Shvartsman
ENVSOFT
2008
78views more  ENVSOFT 2008»
15 years 6 months ago
A general water supply planning model: Evaluation of decentralized treatment
Increasing population, diminishing supplies and variable climatic conditions can cause difficulties in meeting water demands; especially in arid regions where water resources are ...
G. Chung, K. Lansey, P. Blowers, P. Brooks, W. Ela...
TASE
2008
IEEE
15 years 6 months ago
Modeling and Supervisory Control of Railway Networks Using Petri Nets
In this paper we deal with the problem of modeling railway networks with Petri nets so as to apply the theory of supervisory control for discrete event systems to automatically de...
Alessandro Giua, Carla Seatzu
WWW
2002
ACM
16 years 7 months ago
Probabilistic question answering on the web
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that...
Dragomir R. Radev, Weiguo Fan, Hong Qi, Harris Wu,...
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
16 years 6 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...