271 search results - page 16 / 55 » Contrast enhancement of images using human contrast sensitiv... |
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
A new approach for selective edge enhancement using unsharp masking is presented. This is based on the premise that biological vision and image reproduction share common principle...
MM
2009
ACM
14 years 11 days ago
2009
ACM
This paper presents an efficient, personalizable and yet completely automatic algorithm for enhancing the brightness, tonal balance, and contrast of faces in thumbnails of online...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
In this work a new perceptually based method of image comparison is proposed. It is based on the colour comparison in a perceptually uniform colour space CIE Luv, and using Contra...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
The appearance of a face image is severely affected by illumination conditions that hinder the automatic face recognition process. To recognize faces under varying illuminations, ...
CVPR
2000
IEEE
14 years 9 months ago
2000
IEEE
While real scenes produce a wide range of brightness variations, vision systems use low dynamic range image detectors that typically provide 8 bits of brightness data at each pixe...