11 search results - page 2 / 3 » Slanted-Edge MTF for Digital Camera and Scanner Analysis |
TIFS
2008
13 years 5 months ago
2008
The various image-processing stages in a digital camera pipeline leave telltale footprints, which can be exploited as forensic signatures. These footprints consist of pixel defects...
SIGGRAPH
2000
ACM
13 years 9 months ago
2000
ACM
We describe a hardware and software system for digitizing the shape and color of large fragile objects under non-laboratory conditions. Our system employs laser triangulation rang...
ICDAR
2007
IEEE
13 years 11 months ago
2007
IEEE
Non-linear warping appears in document images when captured by a digital camera or a scanner, especially in the case that these documents are digitized bounded volumes. Arbitraril...
WACV
2007
IEEE
13 years 11 months ago
2007
IEEE
With the pervasive use of handheld digital devices such as camera phones and PDAs, people have started to capture images as a way of recording information. However, due to the non...
CGI
2009
IEEE
13 years 9 months ago
2009
IEEE
We present an approach to automatically register a large set of color images to a 3D geometric model. The problem arises from the modeling of real-world environments, where surfac...