Articles tagged with Eye Movement
A new study led by Dr. Anthony Lapsansky and Dr. Doug Altshuler found that pigeons make slow, subtle eye movements during flight to gather more information about their surroundings. This research has implications for the development of autonomous flying robots or drones, which can learn from bird-like visual strategies.
Researchers developed a lightweight, self-powered eye-tracking system that runs off the energy generated through blinking. The system detects eye movements with high precision and can be used to enable people with mobility impairments such as ALS to control wheelchairs or communicate by moving only their eyes.
A study published in PLOS Biology found that people's spontaneous eye blinks synchronize with musical beats, indicating a deep coordination between hearing and action. This discovery sheds light on how our brains process rhythm and could lead to new treatments for neurological conditions affecting body movement.
A recent study published in eNeuro found that mobile mindfulness meditation apps can improve attention control in adults, as measured by eye movement tasks. Self-reported measures suggest that participants were unaware of the cognitive improvement from meditation.
A new study led by researchers at Mass General Brigham found that more than half of sleep sessions end in a snooze alarm, with users spending an average of 11 minutes on the device. Snooze usage varied by day of the week and was lower among those sleeping five or fewer hours.
Researchers found that babies from insecure backgrounds can still follow social cues, sparking hope for their development. The study used eye movement measurements and interviewed parents to assess a child's background and circumstances, concluding that some skills are intact despite trauma.
Researchers at the University of Arizona have developed a new 3D imaging technique, deflectometry, paired with advanced computation to improve eye-tracking accuracy. The method can capture gaze direction information from more than 40,000 surface points, theoretically millions, increasing accuracy by a factor of over 3,000 compared to c...
Researchers developed a new technology to track the eye movements of free-swimming fish in 3D, without invasive methods. The method analyzes video recordings to reconstruct the fish's 3D body posture, eye position, and retinal view, providing insights into their collective behavior.
Researchers found that autistic children prioritize faces in different ways, particularly when first seeing them, using an exploratory pattern characterized by larger face regions of interest. This may be associated with autism-related symptomology and decreased visual sensitivity to face information.
A study found that people's eyes are drawn to areas with high potential for change before any movement occurs, even when the scene appears static. This behavior is not limited to animate objects and has significant implications for intelligent machines.
A new model of neuronal circuit provides insight into how the brain handles short-term memory and guides eye movement. The study used a simplified artificial circuit based on the architecture of the zebrafish brainstem network to predict activity in the system.
A study by the University of Münster's research team led by Prof Markus Lappe found that smooth eye movements cannot be performed for all types of visual motion, leading to a disruption of spatial perception. The researchers also discovered that the compensation mechanism for rapid eye movements is overridden when certain non-rigid mov...
Silvana Lopes Costa, PhD, of Kessler Foundation has received the Women in Neurodegenerative Disease Rehabilitation Science Award for her groundbreaking research on multiple sclerosis and cognitive assessment. Her work aims to improve quality of life among individuals with neurological conditions through innovative rehabilitation science.
Researchers found that participants with Parkinson's who performed rapid side-to-side eye movements showed reduced body sway and improved posture. In contrast, those with Parkinson's who made vertical saccadic eye movements experienced increased body instability.
Researchers from Universitatsklinikum Bonn found that tiny eye movements and photoreceptor density in the fovea contribute to sharp vision. The study used high-resolution imaging and micro-psychophysics to demonstrate how finely tuned eye movements provide optimal sampling by cones, leading to better visual acuity.
The superior colliculus, a brain region traditionally thought to control eye movements, also plays a crucial role in complex cognitive tasks like visual categorization and decision making. Research from UChicago shows that activity in this region is more involved than previously thought in guiding cognitive processes.
Researchers from the University of Rochester found that blinking allows brains to process visual information more effectively, providing a new understanding of how humans see. By modulating visual input, blinks reformulate visual signals, enabling better perception of big patterns and overall visual scenes.
Researchers found that subjective fatigue did not increase until 2 hours of play, while pupillary constriction occurred at 2 and 3 hours, indicating cognitive fatigue despite varying levels of expertise. This suggests that monitoring pupil constriction could help detect cognitive resource depletion in mentally demanding environments.
Researchers at Duke University have discovered that subtle ear sounds can be decoded to pinpoint where someone's eyes are looking. By analyzing these sounds, the team was able to estimate the movement of the eyes and predict what the waveform of the ear sound would look like.
Researchers tested EMDR, a therapy proven to treat PTSD and depression, to reduce addiction cravings. The study found Addiction-focused EMDR was as effective as cognitive behavioral therapy for cravings, reducing symptoms by clinically significant amounts.
Researchers developed an innovative method to enhance vision, overcoming location specificity limitations.
Researchers used a new analytical approach to understand how the brain controls movement and eye stability in zebrafish. By analyzing neuronal activity, they identified two main features that correspond to specific types of movements, including eye rotation and body positioning.
Researchers at Tohoku University found that perceptual decision-making interferes with unrelated eye movements but not hand movements, indicating nerve signals involved in decision-making continuously flow into the oculomotor eye-movement system.
A new method can detect drivers' attention levels from their eye movements, enabling the development of more effective takeover signals. The study found that drivers who are engrossed in on-screen activities take longer to respond to warnings, highlighting a potential safety concern.
Researchers at George Washington University found that dogs with plain faces are more expressive in their interactions with humans. The study, which analyzed over 100 dog participants, suggests that people can better understand a dog's level of expressivity if their dog has a simpler face.
Research at Umeå University reveals unique muscle fibers in extraocular muscles are resistant to ALS and increase in proportion when other fibers decrease. This finding could lead to new treatment strategies for slowing down the disease.
Researchers discovered that sleep spindles can alleviate anxiety in people with post-traumatic stress disorder (PTSD), contradicting recent findings. The study found that spindle rate frequency was higher during a stressful visit than a control visit, suggesting non-invasive ways to harness the benefits of this sleep stage for symptom ...
Researchers discovered that ocular drifts, tiny jitters in the eyes, can be influenced by prior knowledge of expected visual targets, indicating a surprising level of cognitive control. This study adds to our understanding of how vision is controlled and directed by cognitive processes.
A study of over 1,186 participants from various countries found that art evokes positive emotions, often despite dealing with sad or scary topics. The researchers discovered that human figures in art pieces can elicit empathy and mirroring, which contributes to the emotional experience.
A study published in the Journal of Experimental Child Psychology found that Russian-speaking readers, including both children and adults, rely on orthographic information during parafoveal pre-processing. The participants were able to recognize words with incorrect letter order more easily than those with pseudohomophones.
A new research project aims to promote dual-language development for children with autism in bilingual families. The study will examine the type of bilingual environment and factors related to their ability to speak or understand both languages.
A virtual reality game called EPELI has been developed to assess ADHD symptoms in children by simulating everyday situations. The game uses eye tracking and machine learning to detect differences in eye movements, which can indicate attention deficits.
Researchers found that eye movements reflect task engagement and goal pursuit, suggesting that gaze can be an indicator of attention state. The study used eye movement analysis to understand complex task processing, including the distinction between ambient and focal modes.
Fruit flies have evolved to adjust their vision by moving the retinas inside their eyes, similar to human eye movements. This allows them to track moving objects and maintain visual resolution despite having fewer photoreceptors than humans.
Researchers at the University of Rochester Medical Center used fMRI to study how the brain processes complex audiovisual speech. The study found that watching a narrator tell a story activates an extensive network of brain regions involved in sensory processing and cognitive functions associated with comprehension. This finding has pot...
Researchers discovered that face centering, not saliency, plays a key role in guiding attention to faces in videos as people age. The findings have implications for children's television programming and the diagnosis of autism spectrum disorder.
Researchers at University of Zurich found that the presence of parents and caregivers mitigates pandemic's negative effects on social development in infants. Infants born during COVID-19 pandemic exhibit similar social behavior as same-aged infants before pandemic, with no significant behavioral differences detected.
A new study found that people with severe speaking difficulties pay more attention to hand gestures when their verbal communication is impeded. This highlights the importance of incorporating gestures into therapy for individuals with aphasia.
A new AI system uses artificial neural networks to recognize objects more accurately and stably, despite changing visual inputs. The system mimics human eye movements to improve machine vision capabilities, reducing errors in self-driving cars and other applications.
A study conducted by Kaunas University of Technology researchers analyzed how people with Alzheimer's disease process visual information from faces. The study found that brain signals in patients are significantly noisier, making it harder for them to focus and be attentive.
A new study reveals an 'expanding hole' illusion that deceives the brain, prompting a dilation reflex in the pupils and making us perceive more light. The illusion is perceived by approximately 86% of people and affects how our visual system anticipates and makes sense of the visual world.
The international consensus on diagnosing and treating opsoclonus-myoclonus syndrome has been published, providing support for families and clinicians. The guidance outlines the condition's characteristics, causes, and management options, aiming to improve care for affected children.
Researchers at UNIGE develop new method using eye-tracking to evaluate social-emotional and perceptive abilities in children and adolescents with severe multiple disabilities. This approach enables assessment of individual skills and preferences, allowing for personalized stimulation and care devices.
Researchers found a weak correlation between provider and patient satisfaction with anesthesia during ocular surgery, suggesting that providers are poor predictors of patient comfort. The study recommends further research to understand patient satisfaction with anesthesia.
Researchers detected aphantasia through pupillary response to imagining dark and light objects. Participants without aphantasia showed a larger pupillary response when asked to imagine vividly, indicating the absence of visual imagery in those with aphantasia.
When the eyes land on a face, certain cells in the amygdala react and trigger memory-making activity. Theta wave activity is also reset or restarted, preparing the hippocampus to receive new socially relevant information.
A study by Dr. Fuhimiro Kano and colleagues found that humans can distinguish gaze directions from each other more accurately than chimpanzees, particularly in challenging conditions. The researchers used computerized tasks to present images of human and chimpanzee eyes to both species, with white sclera in the chimpanzee eye improving...
Researchers at Duke University developed EyeSyn, a virtual eyes system that simulates human eye movement to train metaverse platforms. The system reduces privacy concerns and allows smaller companies to access the metaverse with minimal resources.
Researchers found that negative emotions during dreams are associated with rapid eye movements in bursts, while positive emotions correlate with slow eye movements. This study provides new understanding of the role of REM sleep in regulating emotions and its link to mental health.
A study found that caffeine increases alertness and detection accuracy for moving targets, improving reaction times and visual processing. Researchers tested participants' dynamic visual acuity skills before and after caffeine ingestion, showing significant improvements in accuracy and speed.
A new rapid screening test for glaucoma uses infra-red sensors to monitor eye movement, providing accurate results within seconds. The test could help advance early detection of the disease, a leading cause of irreversible blindness, and make it more accessible for national screening programs.
Researchers at the University of Birmingham discovered that humans process written words rapidly, using pre-processing judgments within 100ms, and that this activity is linked to the complexity of the word. This study has significant implications for diagnosing and training individuals with dyslexia where pre-processing is impaired.
Researchers have integrated holographic optical elements to create a waveguide eye-tracking system that can track eye movements in near-infrared wavelengths. This design enables the development of more efficient and powerful augmented reality systems.
Researchers found that batters keep their eye on the ball but move their head to direct their gaze. The study suggests that this movement may help reduce visual calculations needed for accurate bat placement. Further investigation is needed to determine if eye-gaze-based training can improve batting performance.
Researchers at Dartmouth College discovered that the brain uses a 'steadycam' strategy to stabilize visual experience, perceiving frames as stationary even when they're clearly moving. This 'paradoxical stabilization' effect creates the illusion of stable images, similar to how our brains discount motion in everyday life.
Researchers developed an AI system to identify soccer goalkeeper expertise based on their eye movements. The study found that experts exhibited distinct eye movement patterns compared to novices.
A study suggests that squirrels' bigger brains have enabled them to thrive in woodland environments, with improved vision and motor skills. The research found that tree-dwelling rodents' brains have evolved to include larger neocortex and petrosal lobules regions, allowing for better eye movements and tracking of objects.
CCNY researchers use standard web cameras to track students' eye movements and predict test scores based on educational videos. They found that attentive students have higher inter-subject correlation of eye movements, making online education adaptable to individual attention levels in real-time.
Researchers developed a mathematical model to predict next gaze fixation points in foveated rendering, improving speed and accuracy. The new method reduced inaccuracy by 10 times and was tested with VR helmets and AR glasses.
A new study published in The Journal of Physiology found that hand-eye coordination is impaired by more than 20% at BAC levels as low as 0.015%, even below the legal limit for driving.