271 search results - page 4 / 55 » The plenoptic illumination function |
CAIP
2011
Springer
12 years 6 months ago
2011
Springer
Abstract. We address the problem of jointly estimating the scene illumination, the radiometric camera calibration and the reflectance properties of an object using a set of images...
IMAGING
2001
13 years 8 months ago
2001
We introduce an active imaging method to measure scene illumination. The system implementation is divided into four steps. First, the system acquires two images: one is an ordinar...
ICPR
2008
IEEE
14 years 8 months ago
2008
IEEE
We propose textural features, which are invariant to illumination spectrum and extremely robust to illumination direction. They require only a single training image per texture an...
ICPR
2000
IEEE
14 years 8 months ago
2000
IEEE
Rotation of the illuminant source about a subject textured surface can cause catastrophic failure of texture classification schemes. This is due to the variation of texture featur...
SC
2003
ACM
14 years 5 days ago
2003
ACM
The need to provide remote visualization of large datasets with adequate levels of quality and interactivity has become a major impediment to distributed collaboration in Computat...