Questions tagged [perception]

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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1answer
17 views

What is it called, when people lean forward in the real world while moving forward in a Virtual Environment?

A test subject wears a Virtual-Reality-Headset (like the HTC-Vive). When the test subject moves forward in the virtual world and stands still in the real world, the subject tends to lean forward in ...
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6 views

Is silence an effective method for dealing with openly aggressive/confrontational individuals? [migrated]

I would like to know more about whether there are methods or techniques relating to the use of silence when dealing with openly aggressive or confrontational individuals. In the past I have found ...
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15 views

Are there established psychological reasons why many see the world from a “dualism” perspective? [duplicate]

By dualism, I’m referring to the tendency of seeing two sides of an issue that appears to be connected yet different. This has been described as dualism, dialectic, etc, by various sources. For ...
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1answer
22 views

Flashforward moments

I've heard someone describe having what he calls "flashforwards": Moments he lives through which he feels like he remembers from before - on some occasions in situations he definitely did ...
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21 views

Does the way we see the world in vision change with age? [closed]

I clearly remember a period in my youth where the world looked better, more colorful. Cartoons and videogames, drawings and pictures seemed higher resolution. Around the age of 15 I started noticing ...
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1answer
27 views

Meaning of a phrase '… reciprocal of neutral density value required arranged on an inverted scale'

The article paramount for my research seems cryptic. It is for visual perception (psychology) and was written 45 years ago. There are a number of sentences hard to 'decypher'. 'reciprocal of neutral ...
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1answer
37 views

What scientific evidence is there for the definable real world quality of redness independent our perception?

'With light poise and counter-poise, Nature oscillates within prescribed limits. Yet thus all arise the varieties and conditions of the phenomena which are present to us in space and time.' - Goethe ...
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1answer
68 views

Is it generally accepted idea that a memory associated with strong olfactory stimuli will be kept longer?

Question: If you go to see flowers and don't smell them, is it likely that you will forget the event easier than when you do smell them? assuming all the other factors are constant. Here's the story. ...
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2answers
60 views

What is the conceptual difference between causal inference and 'prediction'

Unifying brain theories of cortical function often describe the brain as a prediction machine, based on a generative model (given X, what's the probability of Y). In this context, from Bayesian ...
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1answer
575 views

What is the scientific term for the tendency to see familiar patterns in things, that are actually something completely different?

What is the scientific term for the tendency to see familiar patterns in things, that are actually something completely different? One of the most common examples of this bias, is the perception of ...
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8 views

Why do I perceive this picture differently when actively moving it than passively moving my eyes over it? [duplicate]

Look at this picture (it's best to click on it so you have the picture isolated; enlarge it so you'll be able to move it to and fro horizontally): When I move my eyes to and fro horizontally the ...
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39 views

Is the perceived flexibility in this picture (when moving it) related to the perceived curvature when it's not moving?

Look at this picture: All squares are of equal size but when you look at the picture the horizontal and vertical bands they constitute seem to be curved. When you move the picture up and down the ...
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76 views

What is the bandwidth of visual perception?

Approximately how much "bandwidth", in bits per second, can typical human visual perception process? Consider "The Matrix", where we assume a near-perfect digital encoding that can ...
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1answer
68 views

Perceive person's importance to the education

Can we perceive, through some indications, if a person gives too much or too little importance to the education and intellectual formation? Discussing this with some colleagues who say that no because ...
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1answer
59 views

Are there “place cells” for temporal encoding?

First of all, I have to say I am not a neuroscientist but I like to learn about neuroscience. I understand there are sets of neurons called "place cells" and "grid cells" which ...
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7 views

Is there an upper bound on signals ascending from the sensory nerves through the medulla?

I'm starting to go down a research path related to haptic and embodied cognition. Though I haven't taken a deep dive into neuroanatomy (only a 300 level undergrad cognitive neuroscience course's worth ...
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18 views

Resources on understanding the Orchestrated objective reduction

I was trying to understand the mathematics behind the theory of Orchestrated objective reduction, and clearly, first I read the original paper of Penrose & Hameroff. Then I tried some other ...
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15 views

Is Eratomanic delusion just a type of Grandiose delusion?

Our professor taught us about these two delusions and upon further thinking I feel that Eratomania may just be a sub-part of Grandiose disorder. If this is the case then why are these studied as ...
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3answers
43 views

What is the scientific term for the erroneous inversion of cause and effect?

What is the correct scientific term for the - erroneous - inversion of cause and effect?
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2answers
75 views

In principle, could a brain be rewired to experience more pleasure and/or pain?

I'm not sure if these are two separate questions, but I'm curious: in theory, could an existing adult mind/brain be modified to perceive pleasure/pain signals more intensely than otherwise? Without ...
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1answer
35 views

What is the scientific term for the expectation, that a personal experience positively deviates from what first- or second-hand experience suggests?

What is the scientific term for the tendency of people to believe, that their expected experience positively deviates from what their first- or second-hand experience suggests? An example for this ...
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2answers
62 views

Term for the tendency to relate events that occurred in proximity?

What is the correct scientific term for the tendency to wrongfully relate arbitrary observations to a significant event, just because they occurred in temporal or spatial proximity? Most recently I ...
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7 views

Stimulus evaluation depending on attribute strength of a second attribute

I am looking for a theory (or research direction) to describe the following phenomenon: When I have two attributes of a stimulus, my evaluation of it might depend (non-additively) on the different ...
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1answer
64 views

The unpredictable loading bar — or, the slot machine effect

Say we A-B tested user reactions to completing some task (e.g. transferring files, restarting their device): would people be quicker to get impatient/ annoyed if they got random percentages as ...
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38 views

Does reading sentences one by one contributes to better comprehension of the text?

Does reading sentences one by one beside a picture (as shown in this video of this project) contributes to better comprehension of the text, due to better readability, focus and other factors? In ...
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14 views

Why does our perception of the photo negative of a snow imprint changes from inside to outside

Some time ago it was quite popular in Holland to put a special kind of picture on the internet. People (mainly young ones) made with their hands or faces, took a photo of it and used the negative ...
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201 views

Is the symbolic meaning of dark/black and light/white innate in humans?

Dark/black and light/white have symbolic meanings(1, 2). Dark/black represents, among others: Grief, evil, mystery (often with hidden threats), lack of knowledge, etc. Light/white represtents, among ...
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1answer
111 views

Equalize/balance brightness and saturation of different colors using RGB (across various monitors)

We want to present different colors to participants in an online experiment (in an HTML/CSS-based application, hence we'll use RGB values). More in specific, we ...
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0answers
27 views

Objectively defining the image parameters for facial detection, recognition, and identification in digital imagery

Axis communications have given guidelines on minimum operational requirements of a camera to allow a human observer to identify, recognise, and detect human subjects (https://www.axis.com/en-ca/...
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1answer
27 views

Is there any formal understanding of how humans perceive humanity/vitality in other entities?

When humans watch animations which contain human-like characters in them, we seem to imagine that the animated individuals, whether they be photorealistic or mere stick figures, are human, or at least ...
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1answer
44 views

Predisposition toward organizing information in a hierarchical manner?

I understand someone why we like hierarchical social structures today. They are present across virtually all cultures and we've used them for a very long time. However, it appears we also gravitate ...
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2answers
616 views

Name of cognitive bias that causes experts to overestimate their ability in other areas?

Is there a name for a cognitive bias that causes people who have been successful in one area to be overconfident in their level of knowledge / ability in another unrelated area? It's related to the ...
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2answers
47 views

Are there any definitions of the perception & JND of the colour of light approximately like how the Weber Law defines it for the brightness of light?

As I understand it, the greater light levels are the more we require in order to detect a difference. I've also read this holds true for colour saturation. However, I can't seem to find any ...
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2answers
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What psychological methods exist for dealing with uncertainty?

Curious in finding out if there have been any psychological studies done on uncertainty & what the results of those studies have been. Have there been any frameworks or methodologies on combating ...
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26 views

Does information theory allow for extremely distorted mental time perception?

The experience obtained by Jaunting while being conscious is clearly impossible to attain in real life (if you don't know what I'm talking about, you can ignore this sentence). However, someone posted ...
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How a living being (a huge collection of atoms) perceive things? [duplicate]

How a series of physical and chemical events leads to a very non physical/ intangible perception? For example, let's say a certain wavelength of light falls on the retina of my eyes, then the sensory ...
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1answer
46 views

Why does an image seem smaller or larger through a pinhole when viewing with human eye

I was chewing gum when I took the Trident gum wrapper and rolled it into an open cylinder with a diameter of about 1.5mm (give or take 0.15mm). When I look through the gum wrapper (I have to put it ...
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18 views

Why does an image seem smaller through a pinhole when viewing with human eye

I was chewing gum when I took the Trident gum wrapper and rolled it into an open cylinder with a diameter of about 1.5mm (give or take 0.15mm). When I look through the gum wrapper (I have to put it ...
2
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0answers
19 views

What characterizes Grossberg's resonances?

Following Bryan Krause's advice I tried to be more specific and picked as one specific neural theory of consciousness Stephen Grossberg's Adaptive Resonance Theory in which a specific group of ...
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70 views

How do species interpret the physical object according to Donald D. Hoffman?

I have seen some of Don Hoffman's lectures and talks and I have understood his idea in regards to how different species interpret the physical object by consciousness, as follows (no need to read if ...
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42 views

Accuracy of visual distance and size perception

Generally speaking it is known that human observers’ perceptions of distances in depth are generally inaccurate. I guess that the accuracy is sometimes a very large degree. To be more specific I am ...
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1answer
46 views

The clock stop when switching focus

I have notice that when I switch my focus from existing task to a clock (both digital, which shows numbers, and mechanical, which shows arms), the time on the clock seem to stop ticking for a brief ...
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1answer
35 views

What is the psychological explanation for the phenomena that a person sees the solution to a problem as “simple” once it has been found?

Is there in psychology an explanation and/or term that describes the phenomena that exists where people perceive a solution to a problem as “simple” after the solution has been found? I have noticed ...
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32 views

Triggering false sense of stimulus

When I pinch my right upper inner thigh I get a tingling sensation on my right upper forearm (on the inner side (near the place my forearm is touching the desk as I type)). I have had similar ...
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1answer
44 views

Multistable perception with three possibilities

I know that multistable perception refers to the phenomenon that occurs when we look at an ambiguous image like a Necker Cube or some sort of positive/negative space art, and we can’t perceive both ...
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1answer
55 views

How to become a philosophical zombie? [closed]

I was wondering if the following mental state was possible and if so, if it was documented. The concept would be not to be conscious for a while, to be in some way in automatic mode. And because of ...
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1answer
58 views

Perception Cardinality

While reading a science fiction book, Calculating God by Robert J. Sawyer, I came across the following lines: “Well, if I showed you one object - one rock, say - you would not have to count it. You ...
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105 views

Inability to associate a face with a name

I know there is a medical condition called "Prosopagnosia" that is described as: a cognitive disorder of face perception in which the ability to recognize familiar faces, including one's own face (...
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1answer
56 views

Does the way you perceive something for the first time have a big influence on future perceptions of similar stimuli?

You find yourself in a certain situation A. You perceive the situation: perceive objects, actions of people involved...You develop an opinion on the situation, and it was the first time you perceived ...
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34 views

Are perceptual defense and cognitive avoidance still recognized as existing mechanisms in psychology?

"Perceptual defense" is supposed to be a tendency to switch attention away from stimuli with negative valence; perhaps a kind of "cognitive avoidance". While doing a literature review on these two ...

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