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» Face Recognition Based on Image Sets
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WWW
2009
ACM
14 years 9 months ago
What's up CAPTCHA?: a CAPTCHA based on image orientation
We present a new CAPTCHA which is based on identifying an image's upright orientation. This task requires analysis of the often complex contents of an image, a task which hum...
Rich Gossweiler, Maryam Kamvar, Shumeet Baluja
DAGM
2007
Springer
14 years 3 months ago
Classifying Glaucoma with Image-Based Features from Fundus Photographs
Glaucoma is one of the most common causes of blindness and it is becoming even more important considering the ageing society. Because healing of died retinal nerve fibers is not p...
Rüdiger Bock, Jörg Meier, Georg Michelso...
ICRA
2005
IEEE
100views Robotics» more  ICRA 2005»
14 years 2 months ago
Improved Signal To Noise Ratio And Computational Speed For Gradient-Based Detection Algorithms
— Image gradient-based feature detectors offer great advantages over their standard edge-only equivalents. In driver support systems research, the radial symmetry detection algor...
Nick Barnes
ICPR
2008
IEEE
14 years 3 months ago
Illumination transition image: Parameter-based illumination estimation and re-rendering
Varying illumination condition is a challenging problem for face recognition and synthesis. The illumination re-rendering technique allows aligning the illumination effects of fac...
Jianyi Liu, Nanning Zheng, Lei Xiong, Gaofeng Meng...
ECCV
2010
Springer
14 years 1 months ago
Handling Urban Location Recognition as a 2D Homothetic Problem
Abstract. We address the problem of large scale place-of-interest recognition in cell phone images of urban scenarios. Here, we go beyond what has been shown in earlier approaches ...