نتایج جستجو برای: eye state detection

تعداد نتایج: 1526567  

2016
Marc Tonsen Xucong Zhang Yusuke Sugano Andreas Bulling

We present labelled pupils in the wild (LPW), a novel dataset of 66 high-quality, high-speed eye region videos for the development and evaluation of pupil detection algorithms. The videos in our dataset were recorded from 22 participants in everyday locations at about 95 FPS using a state-of-the-art dark-pupil head-mounted eye tracker. They cover people with different ethnicities, a diverse set...

Journal: :CoRR 2015
Marc Tonsen Xucong Zhang Yusuke Sugano Andreas Bulling

We present labelled pupils in the wild (LPW), a novel dataset of 66 high-quality, high-speed eye region videos for the development and evaluation of pupil detection algorithms. The videos in our dataset were recorded from 22 participants in everyday locations at about 95 FPS using a state-of-the-art dark-pupil head-mounted eye tracker. They cover people with different ethnicities, a diverse set...

2014
Tomas Drutarovsky Andrej Fogelton

A new eye blink detection algorithm is proposed. It is based on analyzing the variance of the vertical component of motion vectors in the eye region. Face and eyes are detected with Viola – Jones type algorithm. Next, a grid of points is placed over the eye regions and tracked with a KLT tracker. Eye regions are divided into 3×3 cells. For each cell an average motion vector is estimated from mo...

2005
Wei Zhang Hyejin Yang Dimitris Samaras Gregory J. Zelinsky

We present a computational model of human eye movements in an object class detection task. The model combines state-of-the-art computer vision object class detection methods (SIFT features trained using AdaBoost) with a biologically plausible model of human eye movement to produce a sequence of simulated fixations, culminating with the acquisition of a target. We validated the model by comparin...

Journal: :CoRR 2016
Wolfgang Fuhl Thiago Santini Gjergji Kasneci Enkelejda Kasneci

Real-time, accurate, and robust pupil detection is an essential prerequisite for pervasive video-based eye-tracking. However, automated pupil detection in real-world scenarios has proven to be an intricate challenge due to fast illumination changes, pupil occlusion, non centered and off-axis eye recording, and physiological eye characteristics. In this paper, we propose and evaluate a method ba...

2015
Lisheng Jin Qingning Niu Yuying Jiang Huacai Xian Yanguang Qin andMeijiao Xu

Driver sleepiness is a hazard state, which can easily lead to traffic accidents. To detect driver sleepiness in real time, a novel driver sleepiness detection system using support vector machine (SVM) based on eye movements is proposed. Eye movements data are collected using SmartEye system in a driving simulator experiment. Characteristic parameters, which include blinking frequency, gaze dire...

Journal: :Organic & biomolecular chemistry 2013
Xue Yong Minjian Su Wen Wang Yichen Yan Jinqing Qu Ruiyuan Liu

A new naked-eye chromogenic chemosensor based on 2-thiohydantoin shows high selectivity for fluoride ions and is used to develop a test paper for detection of fluoride ions in the solid state.

2003
Sergey Ioffe

Red-Eye is a problem in photography that occurs when a photograph is taken with a flash, and the bright flash light is reflected from the blood vessels in the eye, giving the eye an unnatural red hue. Most red-eye reduction systems need the user to outline the red eyes by hand, but this approach doesn’t scale up. Instead, we propose an Automatic Red-Eye Detection System. The system contains a r...

Journal: :JOURNAL OF MECHANICS OF CONTINUA AND MATHEMATICAL SCIENCES 2019

Journal: :Applied sciences 2023

Drowsiness detection is an important task in road safety and other areas that require sustained attention. In this article, approach to detect drowsiness drivers presented, focusing on the eye region, since fatigue one of first symptoms drowsiness. The method used for extraction region Mediapipe, chosen its high accuracy robustness. Three neural networks were analyzed based InceptionV3, VGG16 R...

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