نتایج جستجو برای: noise adverse effects

تعداد نتایج: 1864688  

Journal: :Int. J. Adv. Comp. Techn. 2010
Urmila Shrawankar Vilas M. Thakare

The well known fact is that the performance of the Speech Recognition System degrades drastically in Adverse Environments. Additive noise is one of the major element of adverse noisy environment. Detecting voiced, un-voiced or silent speech signal in noisy environment is not an easy task. A voice activity detector (VAD) is effective when the noise is stationary; it often fails when the noise st...

2016
Daniel Shepherd Kim Dirks David Welch David McBride Jason Landon

Air pollution originating from road traffic is a known risk factor of respiratory and cardiovascular disease (both in terms of chronic and acute effects). While adverse effects on cardiovascular health have also been linked with noise (after controlling for air pollution), noise exposure has been commonly linked to sleep impairment and negative emotional reactions. Health is multi-faceted, both...

2009
Jung-Mi Kim Soonhak Kwon Hye-Eun Seo Byung Ho Choe Min-Hyun Cho Sung-Pa Park

This is a long-term, open label, observational study aimed to broaden our clinical experiences in managing infants and toddlers with epilepsy. The long-term retention rate and side effects of topiramate (TPM) in them were evaluated and compared with carbamazepine (CBZ). A total of 146 children were involved in the study (TPM=41, CBZ=105). The retention rates at 24 , 36, and 48 months were 46.3%...

2015
Pierre Verger Lisa Fressard Fanny Collange Arnaud Gautier Christine Jestin Odile Launay Jocelyn Raude Céline Pulcini Patrick Peretti-Watel

BACKGROUND This study aimed to assess: 1) vaccine hesitancy (VH) prevalence among French general practitioners (GPs) through the frequency of their vaccine recommendations, and 2) the determinants of these recommendations. METHODS Cross-sectional observational study in 2014 nested in a national panel of 1712 randomly selected GPs in private practice in France. We constructed a score of self-r...

2015
Felix Duecker Alexander T. Sack

Sham transcranial magnetic stimulation (TMS) approaches are widely used in basic and clinical research to ensure that observed effects are due to the intended neural manipulation instead of being caused by various possible side effects. We here critically discuss several methodological aspects of sham TMS. Importantly, we propose to carefully distinguish between the placebo versus sensory side ...

2014
Loren D. Knopper Christopher A. Ollson Lindsay C. McCallum Melissa L. Whitfield Aslund Robert G. Berger Kathleen Souweine Mary McDaniel

The association between wind turbines and health effects is highly debated. Some argue that reported health effects are related to wind turbine operation [electromagnetic fields (EMF), shadow flicker, audible noise, low-frequency noise, infrasound]. Others suggest that when turbines are sited correctly, effects are more likely attributable to a number of subjective variables that result in an a...

Reaction wheels (RWs) used for attitude control of space vehicle systems usually encounter with undesired wide band noises. These noises which significantly affect the performance of regulator controller must tune the review or review rate of RWs. According to wide frequency band of noises in RWs the common approaches of noise cancellation cannot conveniently reduce the effects of the noise. Th...

2012
Julia Dratva Harish C. Phuleria Maria Foraster Jean-Michel Gaspoz Dirk Keidel Nino Künzli L.-J. Sally Liu Marco Pons Elisabeth Zemp Margaret W Gerbase Christian Schindler

BACKGROUND There is some evidence for an association between traffic noise and ischemic heart disease; however, associations with blood pressure have been inconsistent, and little is known about health effects of railway noise. OBJECTIVES We aimed to investigate the effects of railway and traffic noise exposure on blood pressure; a secondary aim was to address potentially susceptible subpopul...

Background and Aim:  So far, few studies have assessed the effect of noise on fertility capacity thus this study aimed to evaluate the possible protective effects of cinnamon extract on testicular tissue changes and fertility capacity in male rats exposed to noise stress. Materials and Methods: In this experimental study, 40 male rats were randomly divided into 5 experimental groups. Grou...

احمدی آسور, اکبر, نوری, کرامت الله, گلبابایی, فریده, نصیری, پروین ,

This study has been carried out in two shoe-making factories in Tehran with the aim ofevaluating the cobined effects of noise and toluene on the workers' hearing. Sixty four workers were assigned to three groups according to their exposure to noise andtoluene. 33 were exposed to noise (group 0), 5 to toluene (group 1) and 26 to noise andtoluene (group 2).The concentration were measured in the ...

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