156 search results - page 9 / 32 » Volume Rendering of Segmented Image Objects |
WSCG
2004
13 years 9 months ago
2004
We present an accurate, interactive silhouette extraction mechanism for texture-based volume rendering. Compared to previous approaches, our system guarantees silhouettes of a use...
HAPTICS
2005
IEEE
14 years 1 months ago
2005
IEEE
The manual step in semi-automatic segmentation of medical volume images typically involves initialization procedures such as placement of seed-points or positioning of surface mod...
MICCAI
2009
Springer
14 years 8 months ago
2009
Springer
In this paper, we propose Multiple-Surface Active Volume Models (MSAVM) to extract 3D objects from volumetric medical images. Being able to incorporate spatial constraints among mu...
ICIP
1999
IEEE
14 years 9 months ago
1999
IEEE
This paper presents a method to generate dynamic shading of image-based objects without geometric models. Since conventional rendering techniques cannot be used to render the shad...
VISUALIZATION
1996
IEEE
13 years 11 months ago
1996
IEEE
Volume ray casting is based on sampling the data along sight rays. In this technique, reconstruction is achieved by a convolution, which collects the contribution of multiple voxe...