138 search results - page 15 / 28 » Distortions of length perception |
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
This paper presents a novel face-assisted video coding scheme to enhance the visual quality of the face regions in video telephony applications. A skin-color based face detection ...
ICASSP
2007
IEEE
14 years 1 months ago
2007
IEEE
Perceptual image quality metrics have explicitly accounted for perceptual characteristics of the human visual system (HVS) by modeling sensitivity to subband noise as the just-not...
ICCV
2007
IEEE
14 years 1 months ago
2007
IEEE
The image of a curved, specular (mirror-like) surface is a distorted reflection of the environment. The goal of our work is to develop a framework for recovering general shape fr...
VR
2002
IEEE
14 years 13 days ago
2002
IEEE
Virtual reality displays introduce spatial distortions that are very hard to correct because of the difficulty of precisely modelling the camera from the nodal point of each eye. ...
UIST
1999
ACM
13 years 12 months ago
1999
ACM
This paper explores interfaces to virtual environments supporting multiple users. An interface to an environment allowing interaction with virtual artefacts is constructed, drawin...