نتایج جستجو برای: speech in noise

تعداد نتایج: 17020750  

ژورنال: ارگونومی 2013

Introduction: Noise pollution cause mental fatigue, concentration disturbance and learning loss in students during the training activities. This study aims to evaluate Noise pollution and the level of acoustical comfort in typical classrooms, and present treatment methods for improving acoustic comfort. Method: In cross sectional study, twenty classrooms in the seven faculty of Hamadan Univers...

Journal: :journal of occupational health and epidemiology 0
f nadri phd student of occupational health engineering, dept. of occupational health, faculty of medical sciences, tarbiat modares university, tehran, iran. a khavanin associate prof., dept. of occupational health, faculty of medical sciences, tarbiat modares university, tehran, iran. z mazaheri assistant prof., dept. of anatomical sciences, faculty of medical sciences, tarbiat modares university, tehran, iran. a soleimanian msc in occupational health engineering, dept. of occupational health, faculty of medical sciences, tarbiat modares university, tehran, iran.

background: noise as a most common harmful physical agent in workplaces has some effects on the exposed persons such as hearing threshold reduction, increasing blood pressure, and interference with the speech. the adverse side-effect of noise is one of the scientific areas that have seldom been considered by researchers. the aim of this study was to investigate the effects of occupational noise...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1391

although there are studies on pragmatic assessment, to date, literature has been almost silent about native and non-native english raters’ criteria for the assessment of efl learners’ pragmatic performance. focusing on this topic, this study pursued four purposes. the first one was to find criteria for rating the speech acts of apology and refusal in l2 by native and non-native english teachers...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
manouchehr omidvary faculty member of ghazvin azad university. javad ne'matian assistant professor of tehran azad university zahra rafighi bs in health , kermanshah university of medical sciences. nadiya chaboksavar bs in health , kermanshah university of medical sciences.

introduction: noise is one of the hazardous factors in work places such as  textile industries. the objective of this study is to determine noise pollution in textile industries in kermanshah (2001). materials & methods: this study is  an analytical-descriptive one. the study was done in 2 steps. in the first step the characteristics of the work place & buildings were completely determined; the...

In this study, a binaural microscopic model for the prediction of speech intelligibility based on the modulation filter bank is introduced. So far, the spectral criteria such as the STI and SII or other analytical methods have been used in the binaural models to determine the binaural intelligibility. In the proposed model, unlike all models of binaural intelligibility prediction, an automatic ...

Journal: :The Journal of the Acoustical Society of America 2018

A Khavanin , A Soleimanian , F Nadri, Z Mazaheri ,

Background: Noise as a most common harmful physical agent in workplaces has some effects on the exposed persons such as hearing threshold reduction, increasing blood pressure, and interference with the speech. The adverse side-effect of noise is one of the scientific areas that have seldom been considered by researchers. The aim of this study was to investigate the effects of occupational noise...

ژورنال: طلوع بهداشت یزد 2016

Introduction: Persecutors of aircraft noise at an airport has a close relationship with the alternate of landing and take-off weight of the aircraft and operations planning during the night. Now aircraft that spill in Yazd airport and take-off of aircraft is of jet engines or so-turbofan mean that the resulting sound will be very high. Methods: In this descriptive, cross-sectional  me...

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