نتایج جستجو برای: multidimensional signal processing

تعداد نتایج: 854967  

2010
Shuvra S. Bhattacharyya Ed F. Deprettere Joachim Keinert

Much of the work to date on data ow models for signal processing system design has focused decidable data ow models that are best suited for onedimensional signal processing. In this chapter, we review more general data ow modeling techniques that are targeted to applications that include multidimensional signal processing and dynamic data ow behavior. As data ow techniques are applied to signa...

Journal: :Progress in Nuclear Magnetic Resonance Spectroscopy 2014

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی برق 1387

در این پروژه، روش های تحلیل مدارات غیر خطی مایکرویو با تحریک های متفاوت بررسی شده است. با توجه به اینکه در سیستم های غیر خطی مشخصه مدار تابعی از سیگنال ورودی نیز می باشد، لازم است که سیگنال تحریک، تا حد ممکن به سیگنال ورودی واقعی مدار نزدیک باشد. بنابراین ، روش های تحلیل مدارات غیر خطی تحریک شده با سیگنال های چند تن معرفی گردیده است. سپس فرمول بندی مناسب بر اساس روش et-hb برای شبیه سازی کامپیوت...

2013
Ivan Markovsky

A subarea of low-rank approximation that is not covered in this overview is tensors low-rank approximation [WVB10, LV00]. Tensor methods are used in higher order statistical signal processing problems, such as independent component analysis, and multidimensional signal processing, such as spatiotemporal modeling and video processing, to name a few. Other areas of research on low-rank approximat...

Journal: :J. Symb. Comput. 2004
Hyungju Park

Many problems in digital signal processing can be converted to algebraic problems over polynomial and Laurent polynomial rings, and can be solved using the existing methods of algebraic and symbolic computation. This paper aims to establish this connection in a systematic manner, and demonstrate how it can be used to solve various problems arising from multidimensional signal processing. The me...

2003
Mats T. Andersson Hans Knutsson

Tensors and tensor fields are commonly used in multidimensional signal processing to represent the local structure of the signal. This paper focuses on the case where the sampling on the original signal is anisotropic, e.g when the resolution of the multidimensional image varies depending on the direction which is common e.g. in medical imaging devices. To obtain a geometrically correct descrip...

Journal: :journal of biomedical physics and engineering 0
m.m. movahedi faculty member of medical physics and medical engineering, department of medical physics and medical engineering, school of medicine, shiraz university of medical sciences, shiraz, iran a.r. mehdizadeh assistant professor of medical physics and medical engineering, department of medical physics and medical engineering, school of medicine, shiraz university of medical sciences, shiraz, iran a. alipour conscioustronics foundation, shiraz, iran

bci is one of the most intriguing technologies among other hci systems, mostly because of its capability of recording brain activities. spelling bcis, which help paralyzed people to maintain communication, are one of the striking topics in the field of bci. in this scientific a spelling bci system with high transfer rate and accuracy that uses ssvep signals is proposed. in addition, we suggeste...

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