654 search results - page 34 / 131 » Topological Noise Removal |
ICASSP
2011
IEEE
13 years 7 days ago
2011
IEEE
Commonly used speech enhancement algorithms estimate the power spectral density of the noise to be removed, or make a decision about the presence of speech in a particular frame, ...
CGF
2010
13 years 8 months ago
2010
The problem of noise in Monte-Carlo rendering arising from estimator variance is well-known and well-studied. In this work, we concentrate on identifying individual light paths as...
TIP
2002
13 years 8 months ago
2002
This paper describes the definition and testing of a new type of median filter for images. The topological median filter implements some existing ideas and some new ideas on fuzzy ...
VIS
2007
IEEE
14 years 9 months ago
2007
IEEE
Topological methods give concise and expressive visual representations of flow fields. The present work suggests a comparable method for the visualization of human brain diffusion ...
CVPR
2000
IEEE
14 years 10 months ago
2000
IEEE
In this paper, we present a novel approach to robust skeleton extraction. We use undirected graphs to model connectivity of the skeleton points. The graph topology remains unchang...