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Related papers: Alcohol Consumption Detection from Periocular NIR …

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This research proposes a new database and method to detect the reduction of alertness conditions due to alcohol, drug consumption and sleepiness deprivation from Near-Infra-Red (NIR) periocular eye images. The study focuses on determining…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Juan Tapia , Daniel Benalcazar , Andres Valenzuela , Leonardo Causa , Enrique Lopez Droguett , Christoph Busch

This paper proposes a new framework to detect, segment, and estimate the localization of the eyes from a periocular Near-Infra-Red iris image under alcohol consumption. The purpose of the system is to measure the fitness for duty. Fitness…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Juan Tapia , Enrique Lopez Droguett , Andres Valenzuela , Daniel Benalcazar , Leonardo Causa , Christoph Busch

This paper proposes a new method to estimate behavioural curves from a stream of Near-Infra-Red (NIR) iris video frames. This method can be used in a Fitness For Duty system (FFD). The research focuses on determining the effect of external…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 L. Causa , J. E. Tapia , E. Lopez-Droguett , A. Valenzuela , D. Benalcazar , C. Busch

Driving support systems, such as car navigation systems are becoming common and they support driver in several aspects. Non-intrusive method of detecting Fatigue and drowsiness based on eye-blink count and eye directed instruction…

Computer Vision and Pattern Recognition · Computer Science 2012-05-24 Vijayalaxmi , P. Sudhakara Rao , S. Sreehari

The early detection of drowsiness has become vital to ensure the correct and safe development of several industries' tasks. Due to the transient mental state of a human subject between alertness and drowsiness, automated drowsiness…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Luis Guarda , Juan Tapia , Enrique Lopez Droguett , Marcelo Ramos

This paper proposes a fast eye detection method that is based on a Siamese network for near infrared (NIR) partial face images. NIR partial face images do not include the whole face of a subject since they are captured using iris…

Computer Vision and Pattern Recognition · Computer Science 2023-01-05 Yuka Ogino , Yuho Shoji , Takahiro Toizumi , Ryoma Oami , Masato Tsukada

Alcohol consumption is a significant public health concern and a major cause of accidents and fatalities worldwide. This study introduces a novel video-based facial sequence analysis approach dedicated to the detection of alcohol…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Bita Baroutian , Atefe Aghaei , Mohsen Ebrahimi Moghaddam

Human Activity Recognition (HAR) is a challenging problem that needs advanced solutions than using handcrafted features to achieve a desirable performance. Deep learning has been proposed as a solution to obtain more accurate HAR systems…

Machine Learning · Computer Science 2020-07-08 Hamed Damirchi , Rooholla Khorrambakht , Hamid Taghirad

Impairments in gait occur after alcohol consumption, and, if detected in real-time, could guide the delivery of "just-in-time" injury prevention interventions. We aimed to identify the salient features of gait that could be used for…

Computers and Society · Computer Science 2017-12-15 Pedram Gharani , Brian Suffoletto , Tammy Chung , Hassan Karimi

Capsule networks (CapsNets) have recently shown promise to excel in most computer vision tasks, especially pertaining to scene understanding. In this paper, we explore CapsNet's capabilities in optical flow estimation, a task at which…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Vinoj Jayasundara , Debaditya Roy , Basura Fernando

In this work, the blood NIR absorbances are recorded using the FT-IR method. It is shown that when the absorbance curves are multiplied by the first derivative of the water absorbance spectrum as well as by the first derivative of the…

Medical Physics · Physics 2025-07-22 Hadi Barati , Arian Mousavi Madani , Soheil Moradi , Mehdi Fardmanesh

Globally, cataract is a common eye disease and one of the leading causes of blindness and vision impairment. The traditional process of detecting cataracts involves eye examination using a slit-lamp microscope or ophthalmoscope by an…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Pavani Tripathi , Yasmeena Akhter , Mahapara Khurshid , Aditya Lakra , Rohit Keshari , Mayank Vatsa , Richa Singh

Traffic accidents cause over a million deaths every year, of which a large fraction is attributed to drunk driving. An automated intoxicated driver detection system in vehicles will be useful in reducing accidents and related financial…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Vineet Mehta , Devendra Pratap Yadav , Sai Srinadhu Katta , Abhinav Dhall

Excessive alcohol consumption causes disability and death. Digital interventions are promising means to promote behavioral change and thus prevent alcohol-related harm, especially in critical moments such as driving. This requires real-time…

Human-Computer Interaction · Computer Science 2023-05-02 Kevin Koch , Martin Maritsch , Eva van Weenen , Stefan Feuerriegel , Matthias Pfäffli , Elgar Fleisch , Wolfgang Weinmann , Felix Wortmann

Retinal vessel segmentation is of great interest for diagnosis of retinal vascular diseases. To further improve the performance of vessel segmentation, we propose IterNet, a new model based on UNet, with the ability to find obscured details…

Image and Video Processing · Electrical Eng. & Systems 2019-12-13 Liangzhi Li , Manisha Verma , Yuta Nakashima , Hajime Nagahara , Ryo Kawasaki

Regular monitoring of nutrient intake in hospitalised patients plays a critical role in reducing the risk of disease-related malnutrition. Although several methods to estimate nutrient intake have been developed, there is still a clear…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 Ya Lu , Thomai Stathopoulou , Maria F. Vasiloglou , Stergios Christodoulidis , Zeno Stanga , Stavroula Mougiakakou

With the increasing imaging and processing capabilities of today's mobile devices, user authentication using iris biometrics has become feasible. However, as the acquisition conditions become more unconstrained and as image quality is…

Image and Video Processing · Electrical Eng. & Systems 2018-07-04 Shabab Bazrafkan , Shejin Thavalengal , Peter Corcoran

Circulatory system abnormalities might be an indicator of diseases or tissue damage. Early detection of vascular abnormalities might have an important role during treatment and also raise the patient's awarenes. Current detection methods…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Ayse Altay , Abdurrahman Gumus

In this paper, we develop and explore deep anomaly detection techniques based on the capsule network (CapsNet) for image data. Being able to encoding intrinsic spatial relationship between parts and a whole, CapsNet has been applied as both…

Machine Learning · Computer Science 2019-07-16 Xiaoyan Li , Iluju Kiringa , Tet Yeap , Xiaodan Zhu , Yifeng Li

Recent studies on appearance based gaze estimation indicate the ability of Neural Networks to decode gaze information from facial images encompassing pose information. In this paper, we propose Gaze-Net: A capsule network capable of…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Bhanuka Mahanama , Yasith Jayawardana , Sampath Jayarathna
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