نتایج جستجو برای: time frequency domain

تعداد نتایج: 2571320  

ابدالی, سمیرا, جعفر زاده پور, ابراهیم, هاشمی, بیژن,

Background and purpose: Retinitis Pigmentosa (RP) is one of the retinal degeneration diseases affecting the eye signals. Electroretinogram (ERG) is a signal that plays an important role in diagnosis and treatment of RP. This signal includes useful information that cannot be revealed just in time domain. We aimed to investigate the effect of RP on time, frequency, and time-frequency parameters o...

2003
Victor Sucic Boualem Boashash

The difficulty of selecting the optimal time-frequency distribution (TFD) for a given real-life signal has been one of the major limiting factors to a wider use of time-frequency analysis tools in practice. This paper, by extending our earlier works on the objective assessment of the performance of TFDs, presents a novel automatic approach for selecting a real-life signal best-performing time-f...

Journal: :journal of biomedical physics and engineering 0
h. ashrafi faculty of mechanical engineering, k. n. toosi university of technology, molla-sadra street, vanak square, 19991- 43344 tehran, iran m. shariyat faculty of mechanical engineering, k. n. toosi university of technology, molla-sadra street, vanak square, 19991- 43344 tehran, iran

periodontal ligament is a thin layer of soft tissue that connects root of a tooth to the surrounding alveolar bone. these ligaments play an important role in initiating tooth movement when loads are applied to teeth with orthodontic appliances. the majority of such soft tissues exhibit as viscoelastic bodies or have a time-dependent behavior. due to the viscoelastic behavior of the periodontal ...

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