11 search results - page 2 / 3 » Slanted-Edge MTF for Digital Camera and Scanner Analysis |
TIFS
2008
14 years 9 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
15 years 1 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
15 years 3 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
15 years 3 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...
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CGI
2009
IEEE
15 years 1 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...