30 search results - page 1 / 6 » Defocus techniques for camera dynamic range expansion |
DPHOTO
2010
13 years 6 months ago
2010
Defocus imaging techniques, involving the capture and reconstruction of purposely out-of-focus images, have recently become feasible due to advances in deconvolution methods. This...
ECCV
2010
Springer
13 years 10 months ago
2010
Springer
Since 1960s, aperture patterns have been studied extensively and a variety of coded apertures have been proposed for various applications, including extended depth of field, defocu...
BMVC
2001
13 years 7 months ago
2001
This paper presents a novel illumination technique for image processing in environmentswhich are characterized by large intensity fluctuations and hence a high optical dynamic ra...
CGF
2008
13 years 4 months ago
2008
In this paper we present a new practical camera characterization technique to improve color accuracy in high dynamic range (HDR) imaging. Camera characterization refers to the pro...
ICCV
2007
IEEE
14 years 6 months 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...