کد مقاله کد نشریه سال انتشار مقاله انگلیسی نسخه تمام متن
505808 864539 2007 7 صفحه PDF دانلود رایگان
عنوان انگلیسی مقاله ISI
Ultrasonic backscattering in tissue: characterization through Nakagami-generalized inverse Gaussian distribution
موضوعات مرتبط
مهندسی و علوم پایه مهندسی کامپیوتر نرم افزارهای علوم کامپیوتر
پیش نمایش صفحه اول مقاله
Ultrasonic backscattering in tissue: characterization through Nakagami-generalized inverse Gaussian distribution
چکیده انگلیسی

Ultrasonic tissue characterization through composite probability distributions such as Nakagami-lognormal, Nakagami-gamma, Nakagami-inverse Gaussian has been found to be useful. Such a probabilistic description also depicts heavy tails which arise from multiple scattering in tissue besides local and global variations in scattering cross-sections. A new composite probability distribution, viz. Nakagami-generalized inverse Gaussian distribution (NGIGD) with four parameters is proposed which under different limiting conditions results in approximating the known distributions. A salient aspect of the new distribution is that the probability density function (pdf) of NGIGD variate is available in closed form and is analytically tractable.

ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Computers in Biology and Medicine - Volume 37, Issue 2, February 2007, Pages 166–172
نویسندگان
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