289 search results - page 22 / 58 » Noise reduction in high dynamic range imaging |
ISBI
2004
IEEE
14 years 11 months ago
2004
IEEE
Ultrasound images are corrupted by a multiplicative noise, the speckle, which makes high level analysis difficult. Within each resolution cell a number of elementary scatterers re...
DAGM
2009
Springer
13 years 12 months ago
2009
Springer
Abstract. We present a system that allows for changing the major camera parameters after the acquisition of an image. Using the high dynamic range composition technique and additio...
ICCV
2007
IEEE
15 years 21 days ago
2007
IEEE
We present variable-aperture photography, a new method for analyzing sets of images captured with different aperture settings, with all other camera parameters fixed. We show that...
TOG
2002
13 years 10 months ago
2002
A classic photographic task is the mapping of the potentially high dynamic range of real world luminances to the low dynamic range of the photographic print. This tone reproductio...
ICIP
2006
IEEE
15 years 12 days ago
2006
IEEE
The knowledge of material specific film grain characteristics can significantly improve the performance of digital film processing algorithms. This paper proposes a rapid and reli...