271 search results - page 38 / 55 » Contrast enhancement of images using human contrast sensitiv... |
JEI
2006
13 years 7 months ago
2006
A robust, invisible watermarking scheme is proposed for digital images, where the watermark is embedded using the blockbased lapped orthogonal transform (LOT). The embedding proces...
CGF
2008
13 years 7 months ago
2008
Currently 3D animation rendering and video compression are completely independent processes even if rendered frames are streamed on-the-fly within a client-server platform. In suc...
HVEI
2010
13 years 9 months ago
2010
Human observers are able to make fine discriminations of surface gloss. What cues are they using to perform this task? In previous studies, we identified two reflection-related cu...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
Human observers can easily assess the quality of a distorted image without examining the original image as a reference. By contrast, designing objective No-Reference (NR) quality ...
IJISEC
2007
13 years 7 months ago
2007
The paper extends the idea of negative representations of information for enhancing privacy. Simply put, a set DB of data elements can be represented in terms of its complement set...