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» Some Group Theory Problems
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SIGSOFT
2006
ACM
15 years 10 months ago
Local analysis of atomicity sphere for B2B collaboration
Atomicity is a desirable property for business processes to conduct transactions in Business-to-Business (B2B) collaboration. Although it is possible to reason about atomicity of ...
Chunyang Ye, S. C. Cheung, W. K. Chan, Chang Xu
CHI
2004
ACM
15 years 10 months ago
Persistence matters: making the most of chat in tightly-coupled work
How much history of the dialogue should a chat client include? Some chat clients have minimized the dialogue history to deploy the space for other purposes. A theory of conversati...
Darren Gergle, David R. Millen, Robert E. Kraut, S...
ASIACRYPT
2009
Springer
15 years 4 months ago
Group Encryption: Non-interactive Realization in the Standard Model
Group encryption (GE) schemes, introduced at Asiacrypt’07, are an encryption analogue of group signatures with a number of interesting applications. They allow a sender to encryp...
Julien Cathalo, Benoît Libert, Moti Yung
AAAI
2006
14 years 11 months ago
Compilation of Query-Rewriting Problems into Tractable Fragments of Propositional Logic
We consider the problem of rewriting a query efficiently using materialized views. In the context of information integration, this problem has received significant attention in th...
Yolifé Arvelo, Blai Bonet, Maria-Esther Vid...
ALT
2006
Springer
15 years 6 months ago
Large-Margin Thresholded Ensembles for Ordinal Regression: Theory and Practice
Abstract. We propose a thresholded ensemble model for ordinal regression problems. The model consists of a weighted ensemble of confidence functions and an ordered vector of thres...
Hsuan-Tien Lin, Ling Li