30 search results - page 3 / 6 » Photometric Stereo and Weather Estimation Using Internet Ima... |
ICPR
2004
IEEE
14 years 7 months ago
2004
IEEE
In this paper we address the problem of simultaneous estimation of structure and restoration of images from blurred photometric measurements. Given the blurred observations of a s...
ECCV
2006
Springer
14 years 8 months ago
2006
Springer
Abstract. We formulate a robust method using Expectation Maximization (EM) to address the problem of dense photometric stereo. Previous approaches using Markov Random Fields (MRF) ...
ECCV
2010
Springer
13 years 8 months ago
2010
Springer
Abstract. We present a photometric stereo method for non-rigid objects of unknown and spatially varying materials. The prior art uses timemultiplexed illumination but assumes const...
ICCV
2007
IEEE
14 years 8 months ago
2007
IEEE
We consider the problem of reconstructing the shape of a surface with an arbitrary, spatially varying isotropic bidirectional reflectance distribution function (BRDF), and introdu...
CVPR
2007
IEEE
14 years 8 months ago
2007
IEEE
We present an algorithm for performing Lambertian photometric stereo in the presence of shadows. The algorithm has three novel features. First, a fast graph cuts based method is u...