Results 81 to 90 of about 79,771 (283)

Development of a robust active infrared‐based eye tracker

open access: yesIET Computer Vision, 2014
Eye tracking has a number of useful applications ranging from monitoring a vehicle driver for possible signs of fatigue, providing an interface to enable severely disabled people to communicate with others, to a number of medical applications.
Reinier C. Coetzer, Gerhard P. Hancke
doaj   +1 more source

Investigating Learners’ Viewing Behaviour in Watching a Designed Instructional Video

open access: yesUniped, 2017
The production and use of video in education has increased during recent years. However, most videos are not properly designed to enhance attention and learning.
Jonas R. Persson   +2 more
doaj   +1 more source

Determinantes cognoscitivos de las fijaciones y de los movimientos oculares [PDF]

open access: yes, 2019
5 p.El sistema de procesamiento visual humano está limitado por variables temporales, especiales, biológicas y cognitivas, lo que conduce a este sistema a desarrollar diversas estrategias con el fin de facilitar el procesamiento de la variada y enorme ...
Gutiérrez-de Piñeres Botero, Carolina
core  

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

Neurobiología de los movimientos oculares [PDF]

open access: yes, 2019
4 p.Para que la visión sea posible deben intervenir varios sistemas, que dependen de circuitos neuronales que conectan múltiples áreas del cerebro involucradas en funciones visuales (Duchowski, 2017; Micheli et al., 2003).
Gutiérrez-de Piñeres Botero, Carolina
core  

Event-based Face Detection and Tracking in the Blink of an Eye [PDF]

open access: yes, 2019
We present the first purely event-based method for face detection using the high temporal resolution of an event-based camera. We will rely on a new feature that has never been used for such a task that relies on detecting eye blinks.
Benosman, Ryad   +2 more
core   +2 more sources

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, EarlyView.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

Eye tracker as an implied social presence: awareness of being eye-tracked induces social-norm-based looking behaviour

open access: yesJournal of Eye Movement Research, 2019
Human behaviour is not only influenced by the physical presence of others, but also implied social presence. According to Risko and Kingstone (2011), an eye tracker can represent an implied social presence which could influence individuals’ gaze ...
Hoo Keat Wong, Ian D. Stephen
doaj   +1 more source

A gaze prediction technique for open signed video content using a track before detect algorithm [PDF]

open access: yes, 2008
This paper proposes a gaze prediction model for open signed video content. A face detection algorithm is used to locate faces across each frame in both profile and frontal orientations. A grid-based likelihood ratio track before detect routine is used to
Agrafiotis, D   +3 more
core   +2 more sources

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

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