نتایج جستجو برای: visual characteristics

تعداد نتایج: 1000642  

Journal: :international journal of preventive medicine 0
hassan rajabi-vardanjani ehsanollah habibi siyamak pourabdian habibollah dehghan mohamad reza maracy

background: along with the rapid growth of technology its related tools such as computer, monitors and video display terminals (vdts) grow as well. based on the studies, the most common complaint reported is of the vdt users. methods: this study attempts to design a proper tool to assess the visual fatigue of the vdt users. first draft of the questionnaire was prepared after a thorough study on...

Journal: :journal of current ophthalmology 0
حسن هاشمی hassan hashemi حمیدرضا نیک بین hamid reza nikbin مهدی خبازخوب mehdi khabazkhoob

purpose : to compare visual quality in patients receiving alcon acrysof restor multifocal versus acrysof sa60at monofocal intraocular lenses (iol) methods : in this interventional study, patients with senile cataract undergoing surgery were enrolled. the age of the patients ranged between 40 and 85 years, and their potential preoperative vision was 20/30 or better. in all patients phacoemulsifi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Journal: :international journal of foreign language teaching and research 2015
firoozeh mohammadi hassanabadi asghar javani

abstractthe aim of intercultural translation is to communicate. communication is acted via verbal as well as visual means. the interaction of verbal and visual means of communication makes a set of complex situations which demand special attention in translation. one context in which the interaction of visual and verbal elements gets vital importance is children’s picture books. color is an int...

  TBS (Theta Burst Stimulation) and PBs (Primed Bursts) are among effective tetanic stimulations for induction of LTP in hippocampus. Recent studies have indicated that TBS is effective in LTP induction in layer III synapses of neocortex, only if applied to layer IV. However, the possibility of neocortical LTP induction using PBs, has not yet been investigated. Sensory deprivation greatly influ...

2013
D. de Waard K. Brookhuis F. Dehais C. Weikert S. Röttger D. Manzey Mathis Lauckner Stefan Brandenburg

To date, inappropriately adjusted driving speed is still one of the main causes for traffic accidents (Aarts et al., 2011). Recent theoretical approaches of modeling speed behavior assume that choice of speed is partly determined by environmental characteristics (e.g. Fuller, 2005). In addition, empirical studies revealed an influence of basic changes of environmental characteristics (e.g. Godl...

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: :Journal of the Korea Society of Environmental Restoration Technology 2013

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