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Questions tagged [sensory-perception]

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1answer
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+100

How can someone asleep recognize a very brief sound?

I have a snoring girlfriend. To interrupt her snoring, I make a sound similar to the very brief sound gas makes when opening a soda can or bottle (had a snoring brother, I know this technique works ...
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0answers
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Does writing with your arm behind your back help to keep your writing straight? [closed]

Can improve the horizontal straightness of your writing on a vertical surface if you hold your non-writing arm behind your back as you print? Oddly enough it seemed to help my writing. Is this a real ...
3
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1answer
36 views

How quick a flash of light is invisible

I know this overlaps a lot of previously asked questions but: I understand that 'A photon hits a photosensitive molecule in a photoreceptor in the retina, which causes a chemical change. [...] Vision ...
3
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2answers
118 views

for a persistent perceptual experience, why is video able to have a lower frame rate than audio?

In film, images are typically shown to us at around 24 frames per second, but modern sound files will often have 44100 or 48000 samples per second. There's a threshold above ~12 fps where we will ...
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0answers
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What are the neurons that give us our conscious perception of the world [duplicate]

From my reasoning motor neurons develop there behaviour by a process of conscious perception of the world and desire of that conscious to explore it success and failure in attempting to explore it ...
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0answers
11 views

How are neural entrainment and cerebellum related when it comes to sound perception?

I've read in some articles that listening to rhythmic sounds causes periodic neural oscillations in brain which are synchronized to the rhythm of the sounds. Does this affect our interpretation of ...
4
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0answers
51 views

How are tactile pleasure and pain differentiated in the somatosensory cortex?

A recent question here asked about (mostly) how pain and pleasure are differentiated in pathways involving reward/aversion cues. But there was some confusion as to what the question really wanted to ...
4
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1answer
98 views

Is there a difference between physiological stimulations and psychological stimulations?

From what I understand, physiological stimulation (or stimulus or sensation) "refers to sensory excitation, the action of various agents or forms of energy (stimuli) on receptors that generate ...
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0answers
20 views

is low pitched machine synthesized speech easier to comprehend at high rates?

all I have is anecdotal experience, try it out yourself. I couldn't find any published study, was anything published about that?
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0answers
33 views

Why is it hard to not read some text

I have observed this and felt very uncontrollable. Whenever I see some text (in a language that I know) I start reading automatically. I don't see them as some curves... With intense focus I could ...
3
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0answers
70 views

Filter of perception

I read a book about sensory perception in ASD from Olga Bogdashina(Sensory Perceptual Issues in Autism and Asperger Syndrome, Second Edition). She reffer to some kind of filter in sensory inputs, but ...
4
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0answers
78 views

How do patients with an amputated limb experience and report their phantom perceptions?

[I changed "sensations" to "perceptions", due to @AliceD's comments here.] Suppose a patient with an amputated limb experiences and reports some phantom perception at the limb: the limb just being ...
2
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1answer
117 views

What are the definitions of 'multi-channel coding' and 'opponent channel coding'?

I am looking for the definitions of Multi-channel coding Opponent-channel coding And specifically in the context of visual adaptation. I have searched for information on the web and in books, but ...
4
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1answer
148 views

Is there knowledge of the receptive field patterns of cortical columns in associative brain regions?

The retinotopic, area-based connectivity patterns of the columnar receptive fields in the visual cortex are well-established. Do any mappings of the columnar receptive field connectivity patterns ...
5
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2answers
539 views

Can binaural beats be generated with carrier tones outside the audible frequency range?

I know that binaural beats are a controversial subject, as they might not work for everyone. In my own tests on myself I shuffled multiple recordings of binaural beats, with stereo headphones on, not ...
1
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0answers
608 views

What makes you like someone? [closed]

Everyone has some friends and some people, you can't get along with. But what makes them different? Is it smell, the voice, attractiveness, the way they express themselves, their sence of humor? I ...
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0answers
39 views

Model of human estimation of correlation tasks

I am looking for a model (bayesian or not) on how people would estimate the correlation between two variables from a given scatter plot. Any one knows of such model?
2
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1answer
76 views

If light travels at c, and the human nervous system's speed/perception speed<c, why aren't we not seeing or blind at some times?

If light travels at c, and the human nervous system is a lot slower than light speed, therefore it would take a lot of time for us to process what we see, why aren't we blind to what's going around us ...
5
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1answer
2k views

Difference between thoughts and sensations

I am interested to know how to distinguish sensations from thoughts, according to the techniques and concepts of neuroscience and psychology. Is there an explicit distinction between them, or are ...
2
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2answers
62 views

How are positions and counts of higher concepts encoded in sparse representations?

I understand that levels in the sensorimotor hierarchy of the brain learn recurring features of their input streams. The results are activation patterns with single neurons firing for the existence of ...
4
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1answer
1k views

What causes the sensation of taste when Dimethyl Sulfoxide (DMSO) is absorbed through the skin?

The Wikipedia page for DMSO says: The perceived garlic taste upon skin contact with DMSO may be due to nonolfactory activation of TRPA1 receptors in trigeminal ganglia ...and references a PLOS1 ...
2
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1answer
61 views

Does the retina contribute in distinguishing lines and borders?

I think there is a phenomenon behind the way which our eyes judge between lines of contrast, like black lines on a white page, by just recognizing the contrast areas at the level of the rods and cones....
6
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1answer
234 views

In psychophysics, why are log luminance rather than absolute luminance values reported?

Are there any papers which justify converting into log luminance? For example papers showing humans being sensitive to changes in log luminance rather than luminance per se?
5
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1answer
80 views

Does synesthesia lack symmetry?

Some synesthetes report seeing bright flashes when hearing a loud noise. However, in the same person, bright flashes of light are not reported as being loud. I've read of other examples like this; ...
3
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1answer
1k views

Difference between active and passive touch?

I am considering the role of whiskers in the development of the mouse brain, and came across the following: 'we found that the signals sent to the brain by the whiskers during active touch differ from ...
6
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1answer
107 views

Is inhibitory brain circuitry involved in cross-modal sensory perception?

In many research articles, a vague description of a inhibitory circuitry in the brain is mentioned. This is presented as an inhibitory mechanism that prevents input from one sensory modality to excite ...
3
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0answers
54 views

Tactile perception of printed advertising materials and brand image

Does texture of paper (e.g.matt or glossy) of printed advertising materials affect the perception of brand image? From what I've researched so far (http://entermotion.com/blog/2014/01/this-...