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GLOBECOM
2008
IEEE
16 years 25 days ago
Collaborative Opportunistic Spectrum Access in the Presence of Multiple Transmitters
Abstract— We present a collaborative algorithm to enable opportunistic spectrum access for cognitive radios in the presence of multiple co-channel transmitters. A spectrum hole d...
Ahmed O. Nasif, Brian L. Mark
ICASSP
2008
IEEE
16 years 25 days ago
Robust pose estimation based on Sylvester's equation: Single and multiple collaborative cameras
A method is introduced to track the object’s motion and estimate its pose from multiple cameras. Firstly pose estimation from one camera is explained. We show that pose estimati...
Chong Chen, Dan Schonfeld, Magdi A. Mohamed
ICASSP
2008
IEEE
16 years 25 days ago
Simultaneous and fast 3D tracking of multiple faces in video by GPU-based stream processing
In this work, we implement a real-time visual tracker that targets the position and 3D pose of objects in video sequences, specifically faces. Using Stream Processors for perform...
Oscar Mateo Lozano, Kazuhiro Otsuka
ICNSC
2008
IEEE
16 years 25 days ago
Multiple Sequence Alignment Based on Genetic Algorithms with Reserve Selection
— This paper presents an approach to the multiple sequence alignment (MSA) problem by applying genetic algorithms with a reserve selection mechanism. MSA is one of the most funda...
Yang Chen, Jinglu Hu, Kotaro Hirasawa, Songnian Yu
ICPP
2008
IEEE
16 years 25 days ago
Challenges and Advances in Parallel Sparse Matrix-Matrix Multiplication
We identify the challenges that are special to parallel sparse matrix-matrix multiplication (PSpGEMM). We show that sparse algorithms are not as scalable as their dense counterpar...
Aydin Buluç, John R. Gilbert