For questions regarding the organization and identification of transducted sensory information in the brain and its interpretation and consolidation in the mind

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5
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2answers
110 views

What is the minimum angle off horizontal before a line visually appears inclined at first glance?

Here is a straight line, which visually looks like a straight line: At first look (lets say minimum 2–3 sec.) the line below looks straight, but after some time you can see that it is actually an ...
4
votes
0answers
34 views

Trying to understand equations in Karl Friston article

I am trying to understand a neuroscience article by Karl Friston. In it he gives three equations that are, as I understand him, equivalent or inter-convertible and refer to both physical and Shannon ...
0
votes
0answers
31 views

Does the brain reconstruct informations from modalities?

Are brains reconstructing the information that come into the modalities? For example if I see a chair, has my visual cortex built a chair and placed it where the lower layers reported the parts of ...
3
votes
0answers
18 views

Grating orientation & frequency which induces highest gamma

I am doing some research on perception and gamma activity in V1 area. To check some of my results I need to find an experimental result, from which I would know which orientations and frequencies of ...
4
votes
1answer
25 views

What study showed that humans can successfully detect objects within images once they are able to recognize those objects?

A professor in an online lecture I was watching referenced a study which he said showed that our ability as humans to detect objects within scenes (especially complex scenes) was very much connected ...
1
vote
1answer
26 views

How higher/lower taxes can affect reward system and overall satisfaction of someone

I'm curious about how the tax system affects the reward center in the brain and how that influences the perception of happiness with one's life. My hypothesis is that subject ...
-1
votes
0answers
19 views

how does an opinion is formed unconsciously? [closed]

How can I set an opinion about myself on others? I know this is a broad question, but I am looking on the steps that are involved when an opinion is formed by someone? Or how a human being forms an ...
4
votes
1answer
55 views

When does anchoring improve our judgement?

Anchoring is the behavioral pattern where the first piece of information we receive about a situation is what all other data points are compared to. For example, the price of the first menu item we ...
4
votes
2answers
33 views

Do we have a predisposition to view visual stimuli in a clockwise pattern?

I understand that we typically view the center of the image first and then are likely to move on a horizontal axis, but is there evidence that we tend to follow a clockwise path when viewing more ...
3
votes
1answer
44 views

Name of a cognitive test assessing whether a child can think independently

I am looking for a names / examples of a tests that determine if the child is thinking on its own (I have tried searching on wikipedia topics about cognitive sciences/ psychology etc. with no luck). ...
1
vote
0answers
34 views

Can hypnotherapy help to change my tastes in food?

First a few disclaimers: I am from a scientific background but a marine biology and computing one, so I apologise if I get any concepts wrong, but I will try my best. I have never been hypnotised, ...
2
votes
0answers
38 views

What is the most readable screen font?

Fonts (i.e. letters) that facilitate reading in print don't always read well on a computer screen. New fonts such as Verdana have been developed especially for screen presentation of text. There is ...
4
votes
1answer
46 views

Distortion of faces presented serially in peripheral vision

I've kind of already answered this question for myself, but I can't resist sharing it anyway. Please feel welcome to add anything you can in another answer. Stare at the cross in the middle and try ...
2
votes
1answer
33 views

How to assign numbers to response options on a bipolar scale?

Does it matter which one of the three scales we use: A, B, or C in the attached questionnaire? Each one will have a different interpretation of the data. Please advise how should we analyze the ...
4
votes
1answer
33 views

What human limitations are there to object tracking and recognition?

I'm thinking about trying to implement object recognition/tracking using a silicon retina (also known as the Dynamic Vision Sensor) and using the Semantic Pointer Architecture as my cognitive model. ...
0
votes
2answers
62 views

Which is more likely to cause a person to devalue some other person?

Scenario: Mary and John are in a relationship. Elen is Mary's best friend. What will make Mary devalue Elen more? Hearing that Elen likes John (romantically) or hearing that John likes Elen? Let's ...
5
votes
1answer
37 views

Binocular rivalry in animals?

Are there any experiments on binocular rivalry in animals? (In humans, brain responses to Rubin's vase are for example well studied.)
0
votes
1answer
31 views

Why can we not see around our point of focus of our eyes?

Why do we have to strictly focus on something to really see what it looks like? Is everything else around blurred, or is our brain trained only to see in the center of the image projected on the ...
2
votes
1answer
14 views

What is the optimal combination of text and background color for EEG experiments?

Most studies that I know of use yellow text on blue background (though with different hues). This choice is mostly motivated by tradition ("We always did it like that. Never touch a running ...
4
votes
1answer
820 views

How does the brain read rotated text?

Suppose a human ran across a letter written at a 45 degree angle. How does the brain read this text? Most people don't often see text written at an angle, so it seems safe to assume that the brain ...
0
votes
1answer
56 views

Time passing faster now as compared to 50 years (or 1000yrs) back ? [duplicate]

I asked 200 people (who include my friends and family members in age group of 15 to 70 years living in cities) how they feel about time ? Do they feel that the time is passing faster as compared to ...
2
votes
1answer
57 views

Can brain hemisphere activity/ dominance be inferred from the test subject's drawings?

I'm aware that all tasks that a person undertakes involve both halves of the brain. At the same time, there are studies of people who have communication between brain halves severed or suppressed and ...
0
votes
0answers
36 views

Forehead tingling due to nearby location of object

I have often experienced a tingling in the center of my forehead when aware of the presence of a nearby potentially dangerous object. This illusory sensation is likely a mental projection since it ...
1
vote
0answers
34 views

How does the brain know whether or not it comprehends a novel concept?

There seem to be at least two kinds of confusion regarding novel concepts. In one, the brain simply can't form an abstract model from whatever information is being presented. It's where you can't ...
3
votes
0answers
52 views

Evidence for a 2-component framework of visual attention distribution

As part of my bachelor thesis on eyetracking-based gaze guidance, I've done quite a bit of reading (again) on visual attention and visual attention distribution. What caught my attention (haha) ...
2
votes
1answer
117 views

How does the body experience free-fall during a hypnic jerk

Today I learned that a sudden jerk that you sometimes experience when you are just about to fall asleep due to a sense of free-fall or weightlessness is called a hypnic jerk. If, while sleeping, I ...
3
votes
2answers
105 views

Why does your recorded or objective voice sound different to what you hear in your own head?

When speaking, I hear my own voice very differently from how others do and from what it really is. The sound differs in tone, pitch, volume, etc. For example, recordings of my singing or speaking in ...
1
vote
0answers
199 views

Can observing a composite photo of one's own face have an impact on own personality?

A while back I created an iPhone app that helps me create a composite like the one below. Can observing such a composite have an impact of attributing the qualities perceived in the composite to ...
3
votes
0answers
45 views

How does human brain pick out the most likely representation of object when an object is ambiguous?

For example, it is dim light and an object is in partial shade, hiding some features of an object. It is a rounded, dark brownish object. The object is rather ambiguous - it could be a rock, a potato, ...
3
votes
2answers
63 views

Binary classification as a cognitive strategy?

Is there any research investigating whether the human cognitive system has a tendency to reduce complex systems or spectra of data in terms of binary contrast? There are many common-sense dual ...
3
votes
0answers
28 views

Progress on Arnheim's perceptual forces in vision

In the second edition of Rudolf Arnheim's Art and Visual Perception: A Psychology of the Creative Eye, published in 1974, the opening chapter on "balance" begins with a discussion of "perceptual ...
5
votes
1answer
84 views

What delay between two audio sources is seen as “noticeable” to most people?

I'm completing a project that involves synchronising two audio sources over a network, and I need to find some figures that represent what kind delay would be seen as "noticeable". I've tried ...
3
votes
1answer
56 views

Can time be perceived differently depending on a user's feeling?

You often hear that time passes more quickly when you're having fun. And the opposite is also "true" in common belief, that when you're bored time is very slow. But we know that time is almost linear ...
2
votes
3answers
185 views

Is there some hierarchy of the human senses?

What I mean by this is to ask if each of the sensory inputs can be quantified by the amount of information the brain is receiving: For example, Brain says: currently receiving 10 packets of visual ...
3
votes
2answers
87 views

Does the time required to read a word grow linearly with the number of characters?

I recently installed a speed reader on my tablet. Now I wonder how the minimal time needed to read an $N$-letter word grows. There was this previous question on the relationship between sentence ...
9
votes
2answers
171 views

Does perception have a “frame rate”?

Are the objects of visual perception processes divisible into individual, still frames, like video is? If so: Are the perceptions from different senses synced to the same frequency? Are these ...
2
votes
3answers
124 views

How to run “inhibition of return” experiments online?

Are there online platforms for running inhibition of return experiments? I want to analyze different cultural groups and an online platform would be the only way to do so.
8
votes
2answers
200 views

Can the daily use of two or more languages impact cognitive capacity?

I've read the following threads: Is it possible to think in a second language? Does language and/or culture affect an individual's cognitive capacity? is it possible to think without language? ...
3
votes
2answers
213 views

Why does the the sight of gore causes nausea, vomiting and/or fainting?

Why is it that upon seeing anything the involves gore, e.g.: surgical cutting excessive blood blood and pain causes nausea, vomiting or fainting? And why does watching it repeatedly take away ...
10
votes
3answers
364 views

Why is an image of a face without features disturbing?

Below is a snapshot of an article linked from LinkedIn today. What I find more disturbing than the topic at hand is the featured image used to head up the article. Clearly it's important to provide ...
6
votes
4answers
164 views

is it possible to think without language?

I'm trying to fathom what it might be like for a person with aphasia and for one with agnosia. For a person with a visual agnosia I wonder this: if two unrecognizable objects are shown to them, and ...
2
votes
3answers
89 views

Is this some sort of soft-coded Grapheme-Color synethesia?

I just found this remarkable optical illusion: To do: Fixate your gaze on the center of one of the figures and stare at it for some time (20-30 seconds) while it cycles (without moving your eyes). ...
3
votes
3answers
136 views

What is a scientifically plausible method by which people might in the future be able to read minds? [closed]

I am writing a book. It will be post-apocalyptic, and the apocalypse I'm thinking of will involve people being able to read each other's mind. Can any of you give me a slightly plausible reason that ...
1
vote
2answers
55 views

Is there some effect that forces humans to judge things and people according to the conception of their own image?

I remember of having read that such effects do exist, but I don't remember where. If that is true or if the hypothesis exist, I'd like to have references about it.
5
votes
1answer
90 views

Can tinnitus be measured with EEG or MEG?

Can tinnitus be measured with EEG or MEG (magnetoencephalography)? Is it visible in a power spectrum? In an ERP/ERF?
1
vote
0answers
32 views

Is unsweetened tea 'stronger' than sweetened tea

I feel that if I have unsweetened tea, it has a stronger hit. i.e. it is more stimulating than a similar cup of tea in which some sugar has been added. I can say the same about coffee. Is it just me ...
2
votes
1answer
66 views

Is all vision based on movement?

This is something I recall from a class on human perception: vision is based on "movement" or change in what hits receptors, so if your eyes were perfectly still you couldn't see, but always-present ...
0
votes
1answer
127 views

Psychological explanation for perceptions of the Loch Ness monster

I previously asked about whether physics could explain the occurrences of the rogue waves which could psychology explain the eyewitnesses' perceptions of the Loch Ness monster? (The Physics.SE ...
4
votes
1answer
89 views

Psychology behind repeated viewing of certain pictures and songs

Often it happens that we like to frequently listen to a particular tune or song or view some pictures or images repeatedly time after time. What are the reasons and psychology behind this?
2
votes
0answers
59 views

How are sexual cues known by the brain?

Sexual cues have been well established in evolutionary psychology as indicators of genetic compatibility/useful genes. How does the human brain know that a cue is an indicator of a useful trait in ...