نتایج جستجو برای: eog

تعداد نتایج: 730  

2014
Mr. Aby Mr. R. Dharmalingam

A novel approach using Electrooculography (EOG) signals to control human–computer interface (HCI) systems, if properly classified. The ability to measure and process these signals may help users to overcome many of the physical limitations and inconveniences in daily life. Here, describe a method used in a wireless EOG-based robot control detects eye movements in eight directions. This device i...

2014
Chih-En Kuo Sheng-Fu Liang Yi-Chieh Lee Fu-Yin Cherng Wen-Chieh Lin Peng-Yu Chen Yen-Chen Liu Fu-Zen Shaw

Human beings spend approximately one third of their lives sleeping. Conventionally, to evaluate a subjects sleep quality, all-night polysomnogram (PSG) readings are taken and scored by a well-trained expert. Unlike a bulky PSG or EEG recorder on the head, the development of an electrooculogram (EOG)-based automatic sleep-staging system will enable physiological computing systems (PhyCS) to prog...

2017
Jeong Heo Hee Nam Yoon Kwang Suk Park

Amyotrophic lateral sclerosis (ALS) patients whose voluntary muscles are paralyzed commonly communicate with the outside world using eye movement. There have been many efforts to support this method of communication by tracking or detecting eye movement. An electrooculogram (EOG), an electro-physiological signal, is generated by eye movements and can be measured with electrodes placed around th...

پژوهش‌های اخیر در زمینة رایانش نافذ منجر به بهره‌گیری از روشهای جدید برای شناسایی فعالیت انسان شده است. یکی از این روشها، الکترواکولوگرافی است که به کمک آن می‌توان حرکات چشم را ثبت و با تحلیل الگوهای آن، فعالیت‌هایی مانند خواندن را شناسایی کرد. الگوی حرکتی خواندن با پردازش سیگنال‌های الکترواکولوگرام (EOG) کانال افقی قابل شناسایی است؛...

Journal: :Investigative ophthalmology & visual science 1989
J Shallo-Hoffmann J Petersen H Mühlendyck

Fifty normally sighted young subjects underwent horizontal electro-oculographic (EOG) examination to investigate fixation stability of the saccadic system. The number of square wave jerks (SWJ) and saccades per minute were calculated in three clinically used test conditions: (1) with a fixation point; (2) in darkness; and (3) with eyes closed. SWJ were recorded in all conditions. The highest nu...

2011
Cristian-Cezar Postelnicu Doru Talaba Madalina-Ioana Toma

This paper proposes two paradigms for controlling a robotic arm by integrating Electrooculography (EOG) and Electroencephalography (EEG) recording techniques. The purpose of our study is to develop a feasible paradigm for helping disabled persons with their every-day needs. Using EOG, the robotic arm is placed at a desired location and, by EEG, the end-effector is controlled for grasping the ob...

Journal: :Behavior Research Methods, Instruments, & Computers 1998

2009
David Sommer Martin Golz Udo Trutschel Dave Edwards

In the area of transportation research, there is a growing need for robust and reliable measures of hypovigilance, particularly due to the current volume of research in the development and validation of Fatigue Monitoring Technologies (FMT). Most of the currently emerging FMT is vision based. The parameter Percentage of Eyelid Closure (PERCLOS) is used for the fatigue detection. The development...

2014
Muhammad Ilhamdi Rusydi Minoru Sasaki Satoshi Ito

EOG is a biosignal which occurs during eye activities such as eye movement and blink. EOG has a linear relationship with gaze distance. Detection object position in 3-dimensional area using gaze motion was proposed in this research. To calculate the distance of gaze motion in pixel unit, affine transform method was developed. The homogeneous matrix from five geometry processes: transformation-1...

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