857 search results - page 38 / 172 » Hierarchical Gaussian Mixture Model |
CAIP
2007
Springer
14 years 1 months ago
2007
Springer
— Background subtraction is a method commonly used to segment objects of interest in image sequences. By comparing new frames to a background model, regions of interest can be fo...
TSP
2010
13 years 2 months ago
2010
In this paper, we propose the complex Gaussian scale mixture (CGSM) to model the complex wavelet coefficients as an extension of the Gaussian scale mixture (GSM), which is for real...
ICPR
2008
IEEE
14 years 8 months ago
2008
IEEE
We present a simple but efficient model for object segmentation in video scenes that integrates motion and color information in a joint probabilistic framework. Optical flow is mo...
TCSV
2011
13 years 2 months ago
2011
This paper proposes a background subtraction method for Bayer-pattern image sequences. The proposed method models the background in a Bayer-pattern domain using a mixture of Gauss...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
The quality and intelligibility of narrowband telephone speech can be enhanced by artifical bandwidth extension. This study combines Gaussian mixture model-based (GMM) mel spectr...