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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7
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2answers
372 views

What is the term for “What has been seen cannot be unseen” in cognitive sciences?

During a discussion with my officemate I told him that I read somewhere that the gas pillar in Carina nebula looks like a cat punching the dog; ever since then, every time my wallpaper slideshow ...
7
votes
1answer
370 views

What is the maximum number of objects an average human being can recognize at once?

I'm wondering, how many objects can the average human being can recognize? For example, most of us can't look at this and say how many boxes there are without counting them: But I think we can ...
7
votes
1answer
189 views

How do people that can't perceive 3D view a stereoscopic 3D image or movie?

According to Mendiburu (2009), 3-15% of the people can't view a stereoscopic 3D image or movie, mostly due to poor binocular vision. Imagine one of those is in the movie theater, trying to watch a 3D ...
7
votes
1answer
2k views

Do we recognize ourselves better when we see our mirror image?

A friend of mine recently noticed that we both have a birthmark on the face. He looked at me and said that we have exactly the same mark. But he has it left and I right. But, when looking in a mirror, ...
7
votes
1answer
1k views

Is Apple's iPhone Retina Display really accurate to human eye resolution?

Apple based their Retina Display on the following claim, as cited by Wikipedia: The display has a contrast ratio of 800:1. The screen is marketed by Apple as the "Retina Display", based on the ...
7
votes
1answer
116 views

Philosophy Meets Neuroscience: The Molyneux's Problem

Consider the Molyneux's problem "If a man born blind can feel the differences between shapes such as spheres and cubes, could he similarly distinguish those objects by sight if given the ability ...
7
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2answers
323 views

To what extent does culture affect emotion perception?

In a globalized world, in spite of cultural differences, we share, at least at the symbolic level (language level), lots of things. Considering pictures that display emotions (affect), such as those ...
7
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1answer
145 views

Do eyes accommodate to color?

I've heard that our eyes accommodate between colors too far from each other in the visible spectrum. I imagine it's not a true focal point accommodation, but rather linked with how brain processes the ...
7
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1answer
150 views

Psychology of timbre processing

Are there any studies concerning the psychological aspects of timbre processing in the brain, e.g. while listening to music? In particular, can any lower-level correlates be discerned when trying to ...
7
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1answer
118 views

Is there evidence for a unique isolated internal representation of loved ones?

Some time ago, I've read that the most significant people in a person's life have their own internal representation/model of within the person's mind. For example: An internal representation of a ...
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 ...
6
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1answer
192 views

Face-Blindness: Have I seen you before?

Sometimes when I meet new people, I feel like I have seen them before. Their faces might look similar to people's faces, I have really have met before. The wiki article on Difficulties with Facial ...
6
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1answer
118 views

Phenomenon that causes music to sound like it's being played at a different tempo than remembered?

Something I've noticed now and then is that I'll be listening to a song off my music player and it sounds like it's being played in a tempo faster or slower than I remember the song being. Is this a ...
6
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1answer
70 views

Any research on how we use visual category information in visuomotor tasks?

So I've been reading up on the Two-streams Hypothesis*, and it bothers me that the explanations both sides give only extend to tasks involving one type of visual information. For example, an ...
6
votes
2answers
115 views

Is there any chromatic analogue of the Shepard tone?

Is there any chromatic analogue of the Shepard tone? I am imagining that each pure tone would correspond to a pure wavelength of light, transformed in such a way that the middle of three consecutive ...
6
votes
1answer
61 views

Neural Mechanisms of Accumulation and Triggering

What is the mechanism by which the brain/mind 'accumulates' a felt-sense to a point of 'triggering' an action? For example, if unable to complete a task (e.g. opening packaging), a person can feel ...
6
votes
1answer
216 views

How much red/orange is needed to stimulate hunger?

A common claim thrown around is that red and orange are great for restaurants because it stimulates hunger. However, I've heard time and time again that this does not work in web design because you ...
6
votes
1answer
146 views

Is there any science behind movie/commercial camera angle changes?

Most of the regular waking cognition experiences a continuous visual field. One object of focus flows into another. Objects out of focus are pushed to the periphery. A person may move one's view ...
6
votes
3answers
178 views

How does appreciation for music change over time for the same person?

I know that there's a concept of acquired taste, where a child may find certain tastes, like peppers and beer unappealing until certain age or frequency of exposure. Is there something similar to ...
6
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0answers
92 views

Are there any rules about masking?

I am currently programming an experiment where participants have to do a divided visual field task. In a paper about the correct methodology about these tasks, it is said that you should use a ...
5
votes
2answers
201 views

Minimum duration for presenting a visual stimulus on screen

My experiment involves presenting simple visual stimuli briefly on screen (200 ms to 1000 ms). The stimuli would be simple enough (e.g. a circle and a line) but I want to use a range of durations to ...
5
votes
2answers
112 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
votes
1answer
530 views

How do you know if it's psychosomatic or not?

"It's in your head" is often true and often offensive. But as your head can invent any number of psychological and physiological symptoms how can you distinguish whether something is or isn't ...
5
votes
1answer
70 views

Is there any evidence to support a correlation between how much bodily energy you are using, and how quickly time appears to pass?

It seems to me that time passes more slowly when I am drinking coffee, but when I stop, or I am tired it seems that time passes a lot faster. Could this have something to do with the sampling rate at ...
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 ...
5
votes
2answers
126 views

Any models that act using both streams of visual processing?

The Two-Stream Hypothesis, where object properties are processed independently from spatial information, remains the most well established theory of visual processing. However, it concerns me that ...
5
votes
1answer
91 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?
5
votes
1answer
232 views

What is the relative importance of shape and color in object recognition?

Do people recognize objects faster when both shape and color are present? Can color introduce more cognitive load to identify the object? Let's say there is a row of icons. Users need to quickly (no ...
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.)
5
votes
1answer
156 views

Are there any free databases of audio-visual emotional stimuli (English)?

I am particularly interested in naturalistic and induced emotional content. I have found the SAVEE, the HUMAINE and the SEMAINE databases. I have read through the Terms for LDC (UPenn) and it seems ...
5
votes
1answer
451 views

Closure, an actual psychology term relating to filling in information?

I'm currently reading a book called "Understand Comics" and a term has come up called closure. I've understood this concept before and the book describes closure as the process the brain goes through ...
5
votes
1answer
125 views

How is light processed by the human brain when awake and in dreams?

I've recently seen this great video: How your brain tells you where you are. The video discusses how certain cells within the brain fire based on proximity to objects. There are great examples of ...
5
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0answers
91 views

Inducing Auditory-to-Visual Synesthesia

I recently watched an interesting video that was discussing conveying color to the blind through language. It implied that there may be a way to insert the sensation of color into a person's mind via ...
5
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0answers
36 views

Rated model of driving-related processes and objects

The SEEV-Model for predicting the distribution of visual attention contains a parameter called 'value' which represents the importance of a certain area of the field of view concerning a given task ...
4
votes
1answer
616 views

How do we get used to smells?

How do we get used to smells? For example, you walk into a room with a certain stench, but it seems no matter how strong it may be, spending enough time in the room will allow you to stop smelling ...
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 ...
4
votes
1answer
102 views

Can the brain work better in stressful conditions?

I was watching a documentary about the brain the other day, BBC's Human Body - Brain Power. It said that the perception power of the brain increases when you are in a tense situation. For example; if ...
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 ...
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 ...
4
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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?
4
votes
1answer
154 views

Can people alleviate a negative halo effect about them?

According to Wikipedia: "The halo effect or halo error is a cognitive bias in which one's judgments of a person’s character can be influenced by one's overall impression of him or her." ...
4
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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 ...
4
votes
1answer
63 views

Why different responses to target and distractor in three-stimulus oddball procedure?

In the three-stimulus oddball procedure, there is an infrequent target in a background of frequently occurring standard stimuli and infrequently occurring distracter stimuli. My question is, since the ...
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
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. ...
4
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0answers
35 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 ...
4
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0answers
33 views

Current directions in emulation theory

Over the decades there have been several theories from various aspects of cognitive science that have appealed to a link between perception and action as a way of understanding information processing ...
4
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0answers
41 views

What neurological processes occur with 'revulsion'?

As the title asks, what neurological processes occur when we feel revulsion? By revulsion, I mean the involuntary and voluntary physical and psychological responses far stronger than the aversion ...
4
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0answers
56 views

Are people less bothered by problems they create for themselves?

I notice that I am more annoyed by problems when I am not the one that created them. Two examples would be Cleaning up someone else's mess is much more annoying than cleaning up my own When ...
4
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0answers
36 views

Does the subjective experience of artificial light brightness vary for people, if so, by how much?

I'm thinking about human perception and particularly the experience of how bright artificial light is. I'm talking about dusk, when the sun has set and only street lamps and light reflecting off ...