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SIGKDD
2010
259views more  SIGKDD 2010»
13 years 1 months ago
Activity recognition using cell phone accelerometers
Mobile devices are becoming increasingly sophisticated and the latest generation of smart cell phones now incorporates many diverse and powerful sensors. These sensors include GPS...
Jennifer R. Kwapisz, Gary M. Weiss, Samuel Moore
TSP
2010
13 years 29 days ago
Low complexity equalization for doubly selective channels modeled by a basis expansion
We propose a novel equalization method for doubly selective wireless channels, whose taps are represented by an arbitrary Basis Expansion Model (BEM). We view such a channel in the...
Tomasz Hrycak, Saptarshi Das, Gerald Matz, Hans G....
ISCA
2011
IEEE
287views Hardware» more  ISCA 2011»
12 years 10 months ago
Scalable power control for many-core architectures running multi-threaded applications
Optimizing the performance of a multi-core microprocessor within a power budget has recently received a lot of attention. However, most existing solutions are centralized and cann...
Kai Ma, Xue Li, Ming Chen, Xiaorui Wang
ICC
2011
IEEE
237views Communications» more  ICC 2011»
12 years 5 months ago
Reorganized and Compact DFA for Efficient Regular Expression Matching
—Regular expression matching has become a critical yet challenging technique in content-aware network processing, such as application identification and deep inspection. To meet ...
Kai Wang, Yaxuan Qi, Yibo Xue, Jun Li
SI3D
2012
ACM
12 years 1 months ago
Fast, effective BVH updates for animated scenes
Bounding volume hierarchies (BVHs) are a popular acceleration structure choice for animated scenes rendered with ray tracing. This is due to the relative simplicity of refitting ...
Daniel Kopta, Thiago Ize, Josef B. Spjut, Erik Bru...