458 search results - page 74 / 92 » Bayesian estimation of the Gaussian mixture GARCH model |
DPHOTO
2010
13 years 8 months ago
2010
Accurate noise level estimation is essential to assure good performance of noise reduction filters. Noise contaminating raw images is typically modeled as additive white and Gauss...
ECCV
2006
Springer
14 years 9 months ago
2006
Springer
Abstract. The demosaicing process converts single-CCD color representations of one color channel per pixel into full per-pixel RGB. We introduce a Bayesian technique for demosaicin...
ICASSP
2010
IEEE
13 years 7 months ago
2010
IEEE
This paper presents a sound source (talker) localization method using only a single microphone, where a HMM (Hidden Markov Model) of clean speech is introduced to estimate the aco...
ISCAS
2003
IEEE
14 years 20 days ago
2003
IEEE
We present two new hyperbolic source probability models to effectively represent sub-gaussian and super-gaussian families of sources for dynamic and convolutive Blind Source Recov...
ICASSP
2010
IEEE
13 years 7 months ago
2010
IEEE
This paper proposes a dereverberation method for musical audio signals. Existing dereverberation methods are designed for speech signals and are not necessarily effective for supp...