نتایج جستجو برای: threshold function

تعداد نتایج: 1316730  

Due to some physiological and physical limitations in the brain and the eye, the human visual system (HVS) is unable to perceive some changes in the visual signal whose range is lower than a certain threshold so-called just-noticeable distortion (JND) threshold. Visual attention (VA) provides a mechanism for selection of particular aspects of a visual scene so as to reduce the computational loa...

Journal: :international journal of occupational and environment medicine 0
sa moussavi-najarkola department of occupational health, school of medical sciences, tarbiat modares university, tehran a khavanin department. of occupational health, school of medical sciences, tarbiat modares university, tehran r mirzaei department of occupational health, health promotion research center, zahedan university of medical sciences, zahedan m salehnia department of anatomical sciences, school of medical sciences, tarbiat modares university, tehran a muhammadnejad cancer research center, iran cancer institute, tehran university of medical sciences, tehran m akbari department of audiology, school of rehabilitation, iran university of medical sciences, tehran

background: noise-induced hearing loss (nihl) is one of the most common occupational illnesses. most of the studies on nihl were conducted at high noise levels that people are rarely exposed to but in industries. the function of the outer hair cells (ohcs) is impaired after exposure to industrial noise. distortion product otoacoustic emissions (dpoaes) are useful in examination of noise-induced...

Journal: Money and Economy 2013

Determining how monetary policy makers react to changes in key economic variables has been of major interest to monetary economists. Estimates of monetary policy rules (reaction functions) are a widely used method for doing this. Behavior differs under different policy regimes, as in rule-based systems or chronic inflation. In practice, estimates of instrument rules have been used to descri...

Journal: :The Journal of the Acoustical Society of America 1957

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