DocumentCode
1016598
Title
Maximum likelihood estimation of the attenuated ultrasound pulse
Author
Rasmussen, Klaus Bolding
Author_Institution
Electron. Inst., Tech. Univ. Denmark, Lyngby, Denmark
Volume
42
Issue
1
fYear
1994
fDate
1/1/1994 12:00:00 AM
Firstpage
220
Lastpage
222
Abstract
The attenuated ultrasound pulse is divided into two parts: a stationary basic pulse and a nonstationary attenuation pulse. A standard ARMA model is used for the basic pulse, and a nonstandard ARMA model is derived for the attenuation pulse. The maximum likelihood estimator of the attenuated ultrasound pulse, which includes a maximum likelihood attenuation estimator, is derived. The results of this correspondence are of great importance for deconvolution and attenuation imaging in medical ultrasound
Keywords
acoustic signal processing; biomedical ultrasonics; maximum likelihood estimation; medical signal processing; stochastic processes; time series; ultrasonic absorption; MLE; attenuated ultrasound pulse; deconvolution; maximum likelihood estimation; medical ultrasound imaging; nonstationary attenuation pulse; stationary basic pulse; Acoustic beams; Acoustic pulses; Acoustic transducers; Attenuation; Biomedical imaging; Biomedical transducers; Deconvolution; Maximum likelihood estimation; Ultrasonic imaging; Ultrasonic transducers;
fLanguage
English
Journal_Title
Signal Processing, IEEE Transactions on
Publisher
ieee
ISSN
1053-587X
Type
jour
DOI
10.1109/78.258144
Filename
258144
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