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EUROSSC
2009
Springer
15 years 4 months ago
Automatic Event-Based Synchronization of Multimodal Data Streams from Wearable and Ambient Sensors
A major challenge in using multi-modal, distributed sensor systems for activity recognition is to maintain a temporal synchronization between individually recorded data streams. A ...
David Bannach, Oliver Amft, Paul Lukowicz
ICANN
2009
Springer
15 years 4 months ago
Basis Decomposition of Motion Trajectories Using Spatio-temporal NMF
Abstract. This paper’s intention is to present a new approach for decomposing motion trajectories. The proposed algorithm is based on nonnegative matrix factorization, which is a...
Sven Hellbach, Julian Eggert, Edgar Körner, H...
RECSYS
2009
ACM
15 years 4 months ago
FriendSensing: recommending friends using mobile phones
We propose FriendSensing, a framework that automatically suggests friends to mobile social-networking users. Using short-range technologies (e.g., Bluetooth) on her mobile phone, ...
Daniele Quercia, Licia Capra
SIGCOMM
2009
ACM
15 years 4 months ago
De-anonymizing the internet using unreliable IDs
Today’s Internet is open and anonymous. While it permits free traffic from any host, attackers that generate malicious traffic cannot typically be held accountable. In this pa...
Yinglian Xie, Fang Yu, Martín Abadi
DATE
2008
IEEE
122views Hardware» more  DATE 2008»
15 years 4 months ago
Digital bit stream jitter testing using jitter expansion
This paper presents a time-domain jitter expansion technique for high-speed digital bit sequence jitter testing. While jitter expansion has been applied to phase noise measurement...
Hyun Choi, Abhijit Chatterjee