Sciweavers

2040 search results - page 255 / 408
» Approximate Expectation Maximization
Sort
View
ICPR
2008
IEEE
16 years 24 days ago
Finding the splitting vector for image resolution up-conversion
This paper proposes a new single-frame image upconversion approach that uses prior information. The proposed method overcomes the drawbacks of the Kondo 2001 where the class membe...
Xinyu Xu, Hao Pan
ICRA
2008
IEEE
155views Robotics» more  ICRA 2008»
16 years 24 days ago
Learning tactic-based motion models with fast particle smoothing
— Learning parameters of a motion model is an important challenge for autonomous robots. We address the particular instance of parameter learning when tracking motions with a swi...
Yang Gu, Manuela M. Veloso
INFOCOM
2008
IEEE
16 years 24 days ago
Competitive Analysis of Opportunistic Spectrum Access Strategies
—We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter m...
Nicholas B. Chang, Mingyan Liu
VTC
2008
IEEE
185views Communications» more  VTC 2008»
16 years 23 days ago
Opportunistic Spectrum Access for Energy-Constrained Cognitive Radios
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
Anh Tuan Hoang, Ying-Chang Liang, David Tung Chong...
AVSS
2007
IEEE
16 years 22 days ago
Model-based human posture estimation for gesture analysis in an opportunistic fusion smart camera network
In multi-camera networks rich visual data is provided both spatially and temporally. In this paper a method of human posture estimation is described incorporating the concept of a...
Chen Wu, Hamid K. Aghajan