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MM
2005
ACM
188views Multimedia» more  MM 2005»
15 years 12 months ago
Detecting group activities using rigidity of formation
Most work in human activity recognition is limited to relatively simple behaviors like sitting down, standing up or other dramatic posture changes. Very little has been achieved i...
Saad M. Khan, Mubarak Shah
PODC
2005
ACM
15 years 12 months ago
Facility location: distributed approximation
In this paper, we initiate the study of the approximability of the facility location problem in a distributed setting. In particular, we explore a trade-off between the amount of...
Thomas Moscibroda, Roger Wattenhofer
SACMAT
2005
ACM
15 years 12 months ago
Role mining with ORCA
With continuously growing numbers of applications, enterprises face the problem of efficiently managing the assignment of access permissions to their users. On the one hand, secur...
Jürgen Schlegelmilch, Ulrike Steffens
AIRS
2005
Springer
15 years 12 months ago
The Empirical Impact of the Nature of Novelty Detection
Sentence level novelty detection aims at spotting sentences with novel information from an ordered sentence list. In the task, sentences appearing later in the list with no new me...
Le Zhao, Min Zhang, Shaoping Ma
CCS
2005
ACM
15 years 12 months ago
Provable anonymity
This paper provides a formal framework for the analysis of information hiding properties of anonymous communication protocols in terms of epistemic logic. The key ingredient is ou...
Flavio D. Garcia, Ichiro Hasuo, Wolter Pieters, Pe...