Questions tagged [eye-movement]
For questions regarding the eye muscles and their volitional control as well as their unconscious control (via saccades). Also for specific instances of eye-movements, like during REM sleep.
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eyesight latency
here is very intersting paper which reveal that we see object around us with latency of ~15sec,( our vision function on a 15-second delay)
this is the source :
https://www.science.org/doi/10.1126/...
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What are these spikes in the gaze trajectory?
And is it possible that they coincide with stimulus onset and offset not by chance alone?
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How does curvature of our eye affect our perception of the world?
The front part of the eye which can allow light to enter is a bit curved, so shouldn't this cause us to see a curved distorted version of reality when it is really not there? Is there any way to ...
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Why do I often feel that someone's eyes are at me from a far off distance?
Often when I'm in a public place, I get the intuition that someone is looking at me even when I don't turn or look in that direction or move my eyes. I just have a strong feeling in my heart that ...
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How to estimate eye-in-head rotation (degrees of visual angle) from a 2D video of the eye?
I am tracking eye movements in mice passively viewing naturalistic stimuli or experimental stimuli meant to elicit reflexive eye movements. I would like to define a transformation function that ...
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Why can’t my eyes gaze around at a constant rate?
I’ve wondered about this for quite a long time, but never thought to ask it anywhere:
I’m assuming most people know what it’s like to watch a bird flying by, you can steadily concentrate as the bird ...
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What degree of control do we have on eye movements?
When something "new" and "interesting" enters our visual field it can usually happen that our eyes move toward the new target. How "intentional" and "controllable&...
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How to produce the ganzfeld effect?
This is the closest stack exchange site I could find that suites my question: How can I best produce the ganzfeld effect? I tried with noise canceling earbuds, white noise, and a paper sleep mask.
I'...
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Can eye tracking be used as a form of biofeedback?
I'm an occasional meditator and I've noticed that conceptual thought often produces eye movements, and I'm curious if anyone has tried using eye movements as a form of biofeedback. The Muse headset ...
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Is it possible to induce eye blinking?
Long time screen users like software developers sometimes use computers so intensely that they do not blink enough with their eyes. This leads to dry eyes.
Unfortunately, people typically don't ...
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Does sleep-talking typically happen during NREM or REM sleep?
I have observed some of my mother's sleep-talking and have even attempted to reply / speak to her during such episodes.
In my experience, I have found sleep-talking to be a part of her dream. In some ...
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What causes us to perceive a person's gaze as meaningful?
I have seen time and time again, both in literature and in conversations with people I know, people describing someone's eyes. What I mean is that I have come across phrases like "Focused gaze", "...
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Can the consumer level Tobii Eye Trackers be used for research?
Tobii sells both 'consumer' (Tobii eye tracking) and 'research' eye trackers (Tobii pro).
In their help article "Can I use a Tobii Eye Tracker for research purposes?" they state:
If you want to ...
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How do I stream SMI glasses eye tracker data into MATLAB?
We are planning to use the SMI glasses eye tracker. This eye tracker obtains gaze data and we will use it for pupillometry as a measure of cognitive load.
The only thing I'd like to accomplish is ...
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Why are we attracted to screens? [closed]
I'm doing a study about large led billboards and I wanted to understand why we are so attracted to screens and movement in general.
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How to track eye movements with electrodes?
I'm an Information Technology student (bachelor's degree) and as a summer project, I'd like to develop a small "alarm" system for ALS patients in case of emergency situations.
I thought about ...
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Is there visual focus during a saccade?
Has anyone succeeded in measuring where the focus is between saccades? Through some kind of nonintrusive brainscan perhaps? I would like to be able to draw with my thought :) (Something similar would ...
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How is saccadic movement managed in the brain?
I haven't been able to find any decent articles on this specific topic. So I have three (hopefully quick) questions:
What part of the brain is actively controlling saccadic movement?
If this part ...
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What is the relationship between top-down mechanism and priming the visual system in the following experiment?
I am currently conducting an experiment where a subject is shown a series of photographs of various objects. Each photo contains a single object. Before showing the photograph, a screen with a text ...
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Are there any studies on correlations between eye movements and personality? [closed]
I'm looking for scientific evidence for or against a notion that eye movements can be used as a cue to personality(traits).
This may include notions like high extroversion individuals look more at ...
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Is our attention attracted by bright lights?
Bright lights are often used to attract human attention. For example, brightly lit signs, despite often being too bright to look at directly are often used for information and/or advertisement.
Why ...
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Why do people look in the face or eyes while communicating?
While communicating, people tend to direct their gazes to the face (particularly eyes) of people. Why don't rather we look at their neck or just their chest or even their hair while communicating with ...
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Has anyone formally tested Josh Pellicer's theory on human sexual behavior?
I read Josh Pellicer's book titled "Tao of Badass." He discusses the sexual behavior of men and women and how they interact during the dating process. However, I have been unable to find any ...
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Relationship between oculometry/pupillometry and disorders of consciousness
I recently got to wondering whether certain eye movements or pupillary responses were correlated with disorders of consciousness (coma, VS, MCS, or even locked-in syndrome). I know that the pupillary ...
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Pupillometry: how long needs the pupil to respond towards an cognitive stimuli?
I would like to know if somebody could give me some references on the latency of the pupil response after a cognitive stimulus.
I know that the light reflex is quite fast compared to cognitive ...
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Does explaining a visual guidance system affect visual attention distribution?
I'm working on a driving simulator that uses an eyetracker to monitor the users gaze behavior. Based on a study I modeled an optimal scanpath that the users should follow in order to best maneuver ...
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Is it possible to sleep with your eyes open?
It is generally observed that animals and human alike close their eyes when they sleep. It looks seemingly natural.
But I have heard (and might have observed one too, just not sure whether he was ...
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What makes us look into camera lens when we're being filmed? [closed]
I haven't met a person who wouldn't at least glance at a camera's lens from time to time when they're aware it's capturing an image or a video of them.
Usually creatures transmit a lot of information ...
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Are there physical techniques to relieve eye strain? [closed]
I asked a question about eye strain Does looking into a mirror relieve eye strain in a similar way to looking at distant objects?.
Are there any physical exercises or techniques that can help to ...
user10932
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Why does staring at a single point make it easier to balance on one leg?
If I'm trying to put a shoe on while standing with one leg, it's easier to maintain balance while staring at a single point (e.g., on the ground).
Why does staring at a single point make it easier to ...
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Why do women feel odd when males stare at them?
I want to know why a woman feels something odd when a male stares at them. I have tried this on many girls. Some feel irritated , some became angry, and some even leave the room.
What causes these ...
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Articles about model of eye movements and trajectories
I need to work with data from an eye tracker. I have raw data about eye coordinates. I need to reconstruct trajectories of eye movements. Since I know modern science has several methods for this task, ...
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How important is eye contact for hypnotism?
We had the funny situation where an ambiguous question was asked and then edited to go two ways. Thus, I've reposted the edited version of the question that was not retained, particularly so that the ...
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Are closed eye movements related to the content of dreams or the imagination?
During rem sleep there are observed eye movements, which seem like they would correlate with the person visualizing their dreams.
Do their eye movements actually try to follow what they're dreaming ...
user10932
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How important is eye contact for attraction between a man and woman?
How important is eye contact for creating/inducing attraction & showing showing "confidence" towards them?
What is the optimal eye locking duration between 2 persons for inducing this attraction?
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Does looking into a mirror relieve eye strain in a similar way to looking at distant objects?
Sometimes when having an eye exam the eye chart is viewed through a mirror to increase the distance between the person and the chart.
When using consoles, it is recommended to look away from the ...
user10932
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Eye movement tendencies for shades, sizes, shapes, and colours
I was asked this question yesterday
Which of the following statements regarding research principles in visual attention is TRUE? The eyes tend to move from:
a. Light to dark (shade)
b. Large to ...
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Are there any models of the human visual field of view taking into account head, neck and eye movements and calculating likelihood of fixation?
I would like to know if there are studies that (1) model the field of view taking into account all degrees of freedom of the head, neck and eyes and (2) if there is any probabilistic model assigned to ...
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Predicting the landing site of a saccade while the saccade is still in progress
A brief look through the literature didn't reveal any algorithms that have been directly applied to the online prediction of saccade landing sites while a saccade is in progress.
While there would ...
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Is the eye direction language dependent on the direction of writing?
I've read from various sources about the eye direction language. What is of my special interest now, is:
looking right means thinking (about future, new ideas etc.)
looking left means remembering (...
user2550
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What is the proper term for the synchronization of eye movements?
In humans and most two eyed species, eye movements synchronize so that both eyes are focused on the same point. This facilitates 3D vision significantly, allowing bifocal cues. I remember reading a ...
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How does the brain act on the information gained via eye saccades?
I've often heard that the process of saccading can be described as a statistical sampling technique. Specifically, the standard textbook definition of the function of saccades seems to be that the ...
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How do humans control saccades?
I've gathered the standard rational for a visual system utilizing saccades from perception textbooks: the neural cost of processing an entire scene at a high level of detail would be prohibitive, but ...
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Has the neuro-linguistic programming visual model been scientifically tested?
According to the NLP visual model, fast flickers of the eyes in left/right and the 4 diagonal directions map to simple cues related to how a person is thinking. Thease are "visual constructed", "...
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