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ICIP
2007
IEEE
14 years 5 months ago
Locally Competitive Algorithms for Sparse Approximation
Practical sparse approximation algorithms (particularly greedy algorithms) suffer two significant drawbacks: they are difficult to implement in hardware, and they are inefficie...
Christopher J. Rozell, Don H. Johnson, Richard G. ...
ICPADS
2007
IEEE
14 years 5 months ago
Statistical trust establishment in wireless sensor networks
Abstract— We present a new distributed approach that establishes reputation-based trust among sensor nodes in order to identify malfunctioning and malicious sensor nodes and mini...
Matthew J. Probst, Sneha Kumar Kasera
ICRA
2007
IEEE
147views Robotics» more  ICRA 2007»
14 years 5 months ago
Classification-Based Wheel Slip Detection and Detector Fusion for Outdoor Mobile Robots
— This paper introduces a signal-recognition based approach for detecting autonomous mobile robot immobilization on outdoor terrain. The technique utilizes a support vector machi...
Chris C. Ward, Karl Iagnemma
ICRA
2007
IEEE
139views Robotics» more  ICRA 2007»
14 years 5 months ago
Multi-Robot Formations based on the Queue-Formation Scheme with Limited Communications
— In this paper, we investigate the operation of the Queue-formation structure (or Q-structure) in multi-robot teams with limited communications. Information flow is divided int...
Cheng-Heng Fua, Shuzhi Sam Ge, Khac Duc Do, Khiang...
IEEEIAS
2007
IEEE
14 years 5 months ago
A Purpose-Based Access Control Model
: Achieving privacy preservation in a data-sharing computing environment is becoming a challenging problem. Some organisations may have published privacy policies, which promise pr...
Naikuo Yang, Howard Barringer, Ning Zhang