433 search results - page 14 / 87 » Alpha Estimation in Natural Images |
ECCV
1994
Springer
14 years 9 months ago
1994
Springer
This paper addresses the problem of computing cues to the three-dimensional structure of surfaces in the world directly from the local structure of the brightness pattern of a bino...
IBPRIA
2003
Springer
14 years 23 days ago
2003
Springer
Abstract. In a previous work, a new probabilistic context-free grammar (PCFG) model for natural language parsing derived from a tree bank corpus has been introduced. The model esti...
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
This paper describes a method to extend the registration range of a vision-based augmented reality (AR) system. We propose to use natural feature points contained in images captur...
ISBI
2004
IEEE
14 years 8 months ago
2004
IEEE
Abstract-In discrete detector PET, natural pixels are image basis functions calculated from responses of detector pairs. By using reconstruction with natural pixels the discretizat...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
This paper presents models and algorithms for estimating the shape of a mirrored surface from a single image of that surface, rendered under an unknown, natural illumination. Whil...