Tagged Questions

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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0answers
6 views

Writing system, its future and social importance

I work on a rather specific subject, namely developement and inventing of writing systems (simply - alphabets). For some years it was just a hobby and creative exercise, but with time this hobby ...
1
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0answers
18 views

Why is sunrise therapeutic?

Despite being a night owl, I find when I'm up and about at sunrise1 I feel mentally much better than any other time of day - regardless of how much sleep I've had or whether I've been awake for many ...
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0answers
17 views

Rogers' incogruence: which selves

I'm trying to understand Carl Rogers' humanistic approach to personality. AFAICT there are three kinds of self images: perceived self: what we believe we are ideal self: what we would like to be ...
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1answer
58 views

Experiencing neuronal activity inside the body/brain

Can one feel/experience "any" neuronal activity in oneself?
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0answers
12 views

Have there been any studies on correlations between the development of the sense of self and the senses?

Children develop different senses of self at a couple of different ages. Normally developing children pass the 'Sally-Anne' test at about 4 years of age and the 'Mirror test' at around 18 months. My ...
2
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1answer
32 views

Is there a difference between the time/effort it takes for the blind and the sighted to learn to read Braille?

The visually deprived brain undergoes extensive remodeling due to cross-modal plasticity. This leads to increased areas of the cortex being available for other purposes such as tactile processing. Now ...
2
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1answer
55 views

Do unequal step sizes in staircase procedure affect the convergence?

Consider a psychophysics procedure using a standard staircase method to adaptively find the threshold, using a 2AFC paradigm and a 1-up, 3-down method to determine the 75% threshold. Now suppose the ...
6
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2answers
61 views

aftereffects of auditory adaptation

Adaptation is a very robust feature of sensory processing: when a stimulus is displayed for a prolonged period, or repeatedly, the neural response to it will diminish. This process creates a local ...
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0answers
36 views

Are some facial features more important than others in human facial recognition?

I'm often surprised by the human ability to correctly identify other individuals despite significant modifications due to ageing, hairstyle, injury etc. But, sometimes the addition of a beard and a ...
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0answers
45 views

Playing a money experiment with rich people

I am willing to do an experiments with rich people, the game would be to ask for unrealistic amount of money with a high confidence and directly straight forward. I am doing this to study how social ...
3
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0answers
27 views

Is the mind's adaptation to increased traveling speeds, physical or psychological?

When a motor vehicle increases in speed, we soon adjust to the faster pace of movement; seemingly by processing incoming information faster. Is this purely psychological, with the brain "dropping" ...
4
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1answer
41 views

Study of recollection of drawings based on labels

I remember stumbling across a very interesting study/experiment a few months ago. Now I want to try to find it again. Unfortunately I cannot for the life of me recall the name of the experiment nor ...
2
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2answers
90 views

Perception of abrupt noise

First question - sorry Cognitive Science is a closed book to me so I hope someone can give me an insight into this phenomenon. We have a child's toy that is activated by clapping of the hands. To me, ...
5
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2answers
85 views

Can our auditory perception be used to trick our visual perception?

"Our consciousness lags 80 milliseconds behind actual events...The 80-millisecond rule plays all sorts of perceptual tricks on us. As long as a hand-clapper is less than 30 meters away, you hear and ...
2
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2answers
39 views

Can prosopagnostic (face-blind) people draw other people recognizably?

Is it possible for people with face blindness / prosopagnosia to draw other people (whose faces they cannot recognize) such that non-face-blind people can recognize the people being drawn ?
4
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1answer
53 views

How do people respond to auditory warning signals?

I am working on a literature review of total reaction time to an auditory alert, in a transport context. All of the literature I can find about perception-response times are in the context of visual ...
2
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0answers
33 views

Has there been any serious research on subliminal messaging?

I certainly don't question the existence of subliminal perception which has been demonstrated many times in priming studies like those of Daniel Schacter and many others, nor do I reject the notion of ...
2
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1answer
49 views

Are sensations of turbulence after flights proprioceptive hallucinations?

I noticed on several occasions after long-haul flights (greater than eight hours) that I would still feel a sensation of turbulence or movement as if I were still in the aircraft. These would be ...
2
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2answers
74 views

How does subjective experience arise from matter?

Forgive me for lacking rigor, but if what I know is correct, it is established that consciousness and other higher functions characteristic of humans are a consequence of our cortex, specifically ...
2
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2answers
143 views

What is it called to think without language? Are there studies around it?

I think there are two types of thinking: With and without language. For my entire life, in my opinion I have always thought without language. Some ppl say its impossible and that we think with ...
2
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1answer
48 views

When should a percentage be written as a percentage and when should it be written x out of n?

People perceive numbers, percentages and values in different ways depending on what it is and how it is presented. I'm looking for research on when to communicate with an actual percentage and when ...
4
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0answers
31 views

Is there an experiment where participant tries to move object with brain-machine interface and object is moved by someone else?

Psychological experiment where subjects are first taught to move a object just by thinking about moving it (subject's brains are being read with a machine that moves the object). Then the object is ...
5
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2answers
138 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 ...
5
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0answers
49 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
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0answers
32 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
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0answers
26 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
26 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
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1answer
30 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 ...
4
votes
1answer
62 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 ...
5
votes
2answers
36 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
52 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). ...
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0answers
60 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
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0answers
43 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 ...
3
votes
1answer
72 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
43 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
38 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
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2answers
78 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
41 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.)
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2answers
57 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
16 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
835 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
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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
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1answer
91 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
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0answers
45 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
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0answers
41 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
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0answers
54 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
137 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 ...
5
votes
3answers
179 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
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0answers
440 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
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0answers
48 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, ...