213 search results - page 9 / 43 » A spectral approach to statistical polar shape modeling |
IDA
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. The underdetermined blind audio source separation problem is often addressed in the time-frequency domain by assuming that each time-frequency point is an independently d...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
This paper considers the problem of construction of low-pass filters on the unit sphere, which has wide ranging applications in the processing of signals on the unit sphere. We p...
TSP
2008
13 years 7 months ago
2008
This paper proposes a novel feature-based invariant descriptor termed Radon composite features (RCFs) for planar shapes. Instead of analyzing shapes directly in the spatial domain,...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
Reliable segmentation of the left ventricle is a long sought objective in medical imaging for automatic retrieval of anatomical and pathological measurements and detection of malf...
MICCAI
2009
Springer
14 years 8 months ago
2009
Springer
Statistical shape models have gained widespread use in medical image analysis. In order for such models to be statistically meaningful, a large number of data sets have to be inclu...