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ICPR
2008
IEEE
15 years 9 months ago
Modulation-domain particle filter for template tracking
Particle filters provide a robust framework for nonlinear and non-Gaussian estimation problems. In this paper, we present a method to incorporate dominant modulation-domain (Ampl...
R. Senthil Prakash, Rangarajan Aravind
ACIVS
2007
Springer
15 years 9 months ago
Polyphase Filter and Polynomial Reproduction Conditions for the Construction of Smooth Bidimensional Multiwavelets
Abstract. To construct a very smooth nonseparable multiscaling function, we impose polynomial approximation order 2 and add new conditions on the polyphase highpass filters. We wo...
Ana M. C. Ruedin
HIP
2005
Springer
174views Cryptology» more  HIP 2005»
15 years 8 months ago
Collaborative Filtering CAPTCHAs
Abstract. Current CAPTCHAs require users to solve objective questions such as text recognition or image recognition. We propose a class of CAPTCHAs based on collaborative filterin...
Monica Chew, J. D. Tygar
ICRA
2002
IEEE
121views Robotics» more  ICRA 2002»
15 years 8 months ago
A Tale of Two Filters - On-Line Novelty Detection
Abstract— For mobile robots, as well as other learning systems, the ability to highlight unexpected features of their environment – novelty detection – is very useful. One pa...
Paul A. Crook, Stephen Marsland, Gillian Hayes, Ul...
SIP
2007
15 years 4 months ago
Contactless palmprint authentication using circular gabor filter and approximated string matching
More and more research have been developed very recently for automatic hand recognition. This paper proposes a new method for contactless hand authentication in complex images. Ou...
J. Doublet, O. Lepetit, M. Revenu