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» Aha! an illuminating perspective
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ECCV
2010
Springer
15 years 2 months ago
Ring-Light Photometric Stereo
We propose a novel algorithm for uncalibrated photometric stereo. While most of previous methods rely on various assumptions on scene properties, we exploit constraints in lighting...
68
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IADIS
2004
15 years 9 days ago
Electronic Markets for Public Services: The Complexity of Market Makers' Motives
This study contributes to the field of electronic government by discussing the concept of electronic markets for public services. Through the study the market makers' roles i...
Agneta Ranerup
IVC
2000
93views more  IVC 2000»
14 years 10 months ago
Pattern regularity as a visual key
Regular structures, flat and non-flat, are perceived as regular in a wide range of viewing angles and under varying illumination. In this papers, we exploit this simple observatio...
Dmitry Chetverikov
ACCV
2010
Springer
14 years 6 months ago
Estimating Meteorological Visibility Using Cameras: A Probabilistic Model-Driven Approach
Estimating the atmospheric or meteorological visibility distance is very important for air and ground transport safety, as well as for air quality. However, there is no holistic ap...
Nicolas Hautière, Raouf Babari, Eric Dumont...
CVPR
2001
IEEE
16 years 28 days ago
Real-time affine region tracking and coplanar grouping
We present a novel approach for tracking locally planar regions in an image sequence and their grouping into larger planar surfaces. The tracker recovers the affine transformation...
Vittorio Ferrari, Tinne Tuytelaars, Luc J. Van Goo...