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SUTC
2008
IEEE
14 years 2 months ago
Effective Feature Space Reduction with Imbalanced Data for Semantic Concept Detection
Semantic understanding of multimedia content has become a very popular research topic in recent years. Semantic concept detection algorithms face many challenges such as the seman...
Lin Lin, Guy Ravitz, Mei-Ling Shyu, Shu-Ching Chen
EUROSSC
2007
Springer
14 years 2 months ago
Recognition of User Activity Sequences Using Distributed Event Detection
We describe and evaluate a distributed architecture for the online recognition of user activity sequences. In a lower layer, simple heterogeneous atomic activities were recognised ...
Oliver Amft, Clemens Lombriser, Thomas Stiefmeier,...
PERCOM
2007
ACM
14 years 7 months ago
A Capacitive Sensing Toolkit for Pervasive Activity Detection and Recognition
In this paper we present a toolkit for realizing capacitive sensing applications for human-computer interaction in pervasive computing systems. We argue that capacitive sensors - ...
Raphael Wimmer, Matthias Kranz, Sebastian Boring, ...
IPSN
2009
Springer
14 years 2 months ago
Application-informed radio duty-cycling in a re-taskable multi-user sensing system
As sensor networks mature, there will be an increasing need for re-usable, dynamically taskable software systems that support multiple concurrent applications. In this paper, we c...
Omprakash Gnawali, Jongkeun Na, Ramesh Govindan
MOBIHOC
2005
ACM
14 years 7 months ago
Least privilege and privilege deprivation: towards tolerating mobile sink compromises in wireless sensor networks
Mobile sinks are needed in many sensor network applications for efficient data collection, data querying, localized sensor reprogramming, identifying and revoking compromised sens...
Wensheng Zhang, Hui Song, Sencun Zhu, Guohong Cao