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IROS
2008
IEEE
149views Robotics» more  IROS 2008»
14 years 2 months ago
A position-based visual servoing scheme for following paths with nonholonomic mobile robots
Abstract— We present a visual servoing scheme enabling nonholonomic mobile robots with a fixed pinhole camera to reach and follow a continuous path on the ground. The controller...
Andrea Cherubini, François Chaumette, Giuse...
ICMCS
2006
IEEE
128views Multimedia» more  ICMCS 2006»
14 years 2 months ago
On the Security of Multimedia Encryption Schemes Based on Multiple Huffman Table (MHT)
This paper addresses the security issues of the multimedia encryption schemes based on multiple Huffman table (MHT). A detailed analysis of known-plaintext attack is presented to ...
Jiantao Zhou, Zhiqin Liang, Yan Chen, Oscar C. Au
CAGD
2005
108views more  CAGD 2005»
13 years 8 months ago
Designing composite triangular subdivision schemes
The paper iterates on the observation made independently by several groups of authors that building subdivision schemes out of simple, very local and geometrically invariant avera...
Peter Oswald
MOC
2002
76views more  MOC 2002»
13 years 8 months ago
Localization effects and measure source terms in numerical schemes for balance laws
Abstract. This paper investigates the behavior of numerical schemes for nonlinear conservation laws with source terms. We concentrate on two significant examples: relaxation approx...
Laurent Gosse
ECTEL
2009
Springer
14 years 2 months ago
Assessing Collaboration Quality in Synchronous CSCL Problem-Solving Activities: Adaptation and Empirical Evaluation of a Rating
The work described is part of an ongoing interdisciplinary collaboration between two research teams of the University of Patras, Greece and the University of Freiburg, Germany, whi...
Georgios Kahrimanis, Anne Meier, Irene-Angelica Ch...