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AAAI
2012
13 years 24 days ago
Improving Twitter Retrieval by Exploiting Structural Information
Most Twitter search systems generally treat a tweet as a plain text when modeling relevance. However, a series of conventions allows users to tweet in structural ways using combin...
Zhunchen Luo, Miles Osborne, Sasa Petrovic, Ting W...
WIKIS
2009
ACM
15 years 5 months ago
Herding the cats: the influence of groups in coordinating peer production
Peer production systems rely on users to self-select appropriate tasks and “scratch their personal itch”. However, many such systems require significant maintenance work, whic...
Aniket Kittur, Bryan A. Pendleton, Robert E. Kraut
IEEEARES
2007
IEEE
15 years 4 months ago
Context-Dependent Access Control for Contextual Information
Abstract— Following Mark Weiser’s vision of ubiquitous computing and calm technology, computer systems should run in the background, preferably without the user noticing it at ...
Christin Groba, Stephan Grob, Thomas Springer
CLOUD
2010
ACM
15 years 3 months ago
G-Store: a scalable data store for transactional multi key access in the cloud
Cloud computing has emerged as a preferred platform for deploying scalable web-applications. With the growing scale of these applications and the data associated with them, scalab...
Sudipto Das, Divyakant Agrawal, Amr El Abbadi
MASA
2001
Springer
15 years 2 months ago
Distributed Shared Agent Representations
Abstract 1 Different definitions of agents use concepts such as autonomy, pro-activity, reactivity, social abilities, and intentional models. Very few (if any), however, refer to...
Frances M. T. Brazier, Maarten van Steen, Niek J. ...