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» Some Results on Orthogonal Factorizations
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ICC
2007
IEEE
131views Communications» more  ICC 2007»
15 years 4 months ago
Experimental Deployment of Particle Filters in WiFi Networks
— Location tracking in wireless networks has many applications, including enhanced network performance. In this work we investigate the experimental use of “particle filter”...
Zawar Shah, Robert A. Malaney, Xun Wei, Keith Tai
ICC
2007
IEEE
145views Communications» more  ICC 2007»
15 years 4 months ago
Lowering Error Floor of LDPC Codes Using a Joint Row-Column Decoding Algorithm
Low-density parity-check codes using the beliefpropagation decoding algorithm tend to exhibit a high error floor in the bit error rate curves, when some problematic graphical stru...
Zhiyong He, Sébastien Roy 0002, Paul Fortie...
ICMCS
2007
IEEE
107views Multimedia» more  ICMCS 2007»
15 years 4 months ago
Finding Image Structure by Hierarchal Segmentation
Image segmentation has been studied for many years. But what factors influence segmentation results indeed? Why some images are easy to be handled while the others are not? In thi...
Bo Qiu, Daniel Racoceanu
IROS
2007
IEEE
158views Robotics» more  IROS 2007»
15 years 4 months ago
Factor-guided motion planning for a robot arm
— Motion planning for robotic arms is important for real, physical world applications. The planning for arms with high-degree-of-freedom (DOF) is hard because its search space is...
Jaesik Choi, Eyal Amir
VTC
2007
IEEE
134views Communications» more  VTC 2007»
15 years 4 months ago
Effect of Channel-Quality Indicator Delay on HSDPA Performance
This paper evaluates the effect of the channel estimation inaccuracy on the performance of an HSDPA system. This study provides some results from system level simulations that have...
David Martin-Sacristan, Jose F. Monserrat, Javier ...