نتایج جستجو برای: laptop computer

تعداد نتایج: 579890  

Journal: :International journal of occupational safety and ergonomics : JOSE 2010
Zahid A Khan Sayed Aliul H Rizvi

The effects of human age, type of computer, and noise on computer operators' performance of a data entry task were investigated. Twenty male subjects aged 10-55 were assigned into 4 age groups each consisting of 5 persons. They performed the task for 15 min on desktop and laptop computers in a sitting posture under varying levels of noise. The mean number of characters entered per minute (MNCEP...

Journal: :Comsep 2022

Writing academically not only requires a good understanding but also needs to be trained or accustomed starting from doing college assignments making final writing thesis for student. A student in daily lectures has been faced with various scientific writings where each of these goes through stages and must presented logically, according facts most importantly systematic. Display systematically...

2014
Thomas Webster Guillaume LeNost Martin Klang

This paper introduces the OWL stage effects pedal and aims to present the device within the context of Human Computer Interaction (HCI) research. The OWL is a dedicated, programmable audio device designed to provide an alternative to the use of laptop computers for bespoke audio processing on stage for music performance. By creating a software framework that allows the user to program their own...

2009
Roger Luke DuBois Lesley Flanigan

Bioluminescence is a two-person improvised performance to be considered for either concert or club performance. The performance is improvised and of variable length, and consists of a vocalist (Lesley Flanigan) and a laptop performer (R. Luke DuBois). All the material generated from the laptop is taken from the vocalist during that performance (no pre-sampling or synthesis) and the laptop perfo...

Abbasi, Ali , Eftekhari, Fereshteh , Hadadnezhad, Malihe , Yadegaripour, Mohammad ,

Introduction: Low back pain is one of the most common musculoskeletal disorders leading to disability around the world. Several studies have suggested that prolonged computer/ laptop work contributes to the development of low back pain and discomfort. The results of the studies conducted on the association of back discomfort and muscle activity are contradictory. Thus, the present study aims to...

حداد, امید , رضا سلطانی, پوریا, رفیعی, مهسا , مختاری نیا, حمیدرضا ,

  Background : It seems that the prevalence of Musculoskeletal Disorder (MSD) in laptop users is high although relatively few studies had focus in this group. The aim of this study was to investigate the prevalence of discomfort and pain in laptop user subjects and identifying the common adopted posture during usage of laptop.   Methods : This descriptive cross sectional study was targeted at a...

2014
T. Koppel P. Tint

The relevance of this article can be described by the rapid development in computer technology which has resulted in widespread use of laptop computers. Consequently the population is now more exposed to the electromagnetic fields, emanating from such devices. The aim of this article is to test various intervention measures which would help to reduce the exposure. The authors focus only on the ...

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