2
votes
0answers
19 views

How does oxygen deprivation affect neural activity?

It is increasingly common for someone to regain a heartbeat after a cardiac arrest. During the time that the person is without a heartbeat, and so without circulation, the brain is deprived of oxygen. ...
2
votes
2answers
58 views

Does self-compassion have negative consequences? [closed]

Self-compassion is often compared with self-esteem and it seems that self-compassion is more effective and positive than self-esteem. A lot of studies have shown that excessive levels of self-esteem ...
0
votes
0answers
12 views

Is there a name for the phenomenon of counting while thinking? [closed]

I find that if I ever need to time myself or time an activity that I am doing, chores or the like, I will begin counting in my head. Eventually, I will start thinking of something else, and my mind ...
2
votes
0answers
15 views

Lack of symmetry in synesthesia?

Some report seeing loud noises as bright flashes. However, in the same person, bright flashes of light are not reported as being loud. I've read of other examples like this; for instance, the number ...
2
votes
0answers
8 views

Spontaneous muscle twitching?

I am trying to understand the role of whisker twitches during sleep in the development of the mouse brain, and in general the role of spontaneous muscle activity in brain development. Thing is, I am ...
1
vote
0answers
29 views

Can having multiple personalities help productivity and decision making under pressure?

I understand having Dissociative Identity Disorder (DID) is not good thing but what about a mild dosage of DID under control, can it help? I am not referring to different roles that same person can ...
1
vote
1answer
21 views

Anti-psychotic medication withdrawal-induced psychosis

Can psychosis result from anti-psychotic medication withdrawal for a non-psychotic patient? That is, a patient that takes anti-psychotic medication for off label reasons, such as treatment-resistant ...
4
votes
1answer
53 views

Has the inverted spectrum thought experiment ever been conducted (and if not, why)?

The inverted spectrum thought experiment posits that you (the subject) wake up one morning to find that your colour spectrum (or some part of it anyway) has inverted. This experiment has important ...
5
votes
0answers
33 views

What exactly is an astroglial calcium wave?

There are quite a few conflicting reports as to what stimulates them, how they propagate, whether they communicate intercellularly, and what they look like. The only consistent information I can ...
0
votes
1answer
29 views

Can a person remember so much details as the guy in the Camus' Stranger?

In the book, while in prison, he lives his days by his memories, thinking of his room, his furniture, the beach, each time recalling more details, imagining walking past it and this recalling took a ...
3
votes
1answer
21 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 ...
4
votes
2answers
59 views

How do cognitive scientists measure creativity?

Einstein said once something like creativity is more important than intelligence. Intelligence as it is measured is really one's speed and efficiency at processing information. How one processes the ...
0
votes
0answers
30 views

Human brother sister bonding

In a group of male individuals ,they can comment together on sexual aspects of other female species but a male individual is easily infuriated when the subject of such conversation is his sister. ...
4
votes
1answer
37 views

Hearing Loss and Potentially hearing more

I've been diagnosed since I was younger (2nd grade) with a hearing impairment. Basically the nerve hairs on my cochlea are burned and I don't pick up 70% of the frequencies around me in my right ear. ...
3
votes
0answers
54 views
+100

Ways to treat disorganized thinking, other than pharmacotherapy

Disorganized thinking is a cognitive deficit symptomatic of thought disorders such as schizophrenia. This affects your ability to process and connect thoughts and ideas, rendering them disorganized, ...
2
votes
0answers
17 views

Computer-based cognitive tests

Maybe someone can point me out on the computer-based set of tests to assess the cognitive abilities of the adults? I am looking for something like ETS cognitive tests KIT that can be used online for ...
1
vote
0answers
29 views

Optimal way to choose a number to be close to a randomly generated number

The basis game: A number between 1 and 100 (presumably an integer) is randomly generated. You, along with other people, choose a number between 1 and 100, without knowledge of the other numbers ...
3
votes
0answers
34 views

Are there any studies on links between clothing style and personality?

Reading about on personality psychology, I have met several vague claims that different personality types prefer different clothing styles. Apparently, people who are more keen to their senses will ...
4
votes
3answers
122 views

Is it possible to master two different typing keyboard layouts?

I am a good typist with qwerty keyboard, I came across other keyboard layouts (eg: Dvorak keyboard). I believe I will never be able to master these two typing layouts simultaneously. Am I right? or ...
6
votes
2answers
78 views

Is modality-specific working memory capacity correlated within individuals?

The multi-component model of working memory posits different processes for phonological and visual working memory storage. Working memory capacity can be measured in a variety of ways (see: How to ...
1
vote
0answers
8 views

Talk for lay audience: determining private traits and attributes from online behaviour

This question was referred from Cross-Validated Stack Exchange: I need to give a talk on statistic / machine learning as applied to determining an individual's traits and attributes from online ...
1
vote
1answer
31 views

Studies of how people learn to solve puzzles

I would like to build a cognitive model that is able to learn how to solve a complex puzzle such as the tower of Hanoi based off of limited feed-back (set of valid moves, closer to goal, farther from ...
3
votes
1answer
38 views

Analysis of RTs when speed-accuracy trade-off leading to ceiling accuracy has occurred

I know that it is not desirable for behavioural data to show a (within-subjects) speed-accuracy trade-off, as it can lead to e.g. the wrong interpretation of a single subject's decreased RTs as ...
1
vote
0answers
21 views

Are adult negativity or resentment related to an infant crying for attention?

I've recently came across an idea, expressed by a spiritual author Ekhart Tolle, that for adults, the internal experience of negativity or resistance to life situations can be far more harmful than ...
3
votes
3answers
49 views

Qualitative scoring for responses to design fluency task

Before I can ask my questions, I have to give a little background information. I'm involved in a study using a measure of design fluency. Subjects are shown a page full of squares, like the one ...
4
votes
1answer
54 views

What's the optimal type of exercise to increase BDNF

It is known that exercise has a positive effect on BDNF (brain derived neurotrophic factor). BDNF has a positive effect on mood and cognitive abilities. What's the optimal way of exercising ...
1
vote
0answers
11 views

Analyzing movement data for a checkerboard

For a psychology experiment - subject has to learn that the 2D grid is a checkerboard, and collect all the 1s (rewards). How do I test if subjects are actually doing it in the most optimal way -- ...
3
votes
0answers
10 views

Relation between NEF and synchronous explanation of cognition

I'm having a hard time determining if synchrony (I'm talking about the type described in reference to the visual cortex as seen here and less about synaptic plasticity which also involves synchrony) ...
3
votes
1answer
21 views

Tests of Semantic Memory suitable for 10 to 18 year old

I'm trying to find a test of semantic memory for students. We're working on a programme to explore the impacts of exposure to nature on a student's academic abilities (hoping to pique teachers ...
1
vote
2answers
65 views

Result of local stimulation in brain

What happens when we stimulate a brain in local regions? Some possibilities: We may trigger an action without the subject's awareness of the action; We can trigger an action in a subject, but we ...
1
vote
0answers
18 views

Is it possible to train the brain to percieve two different activities occuring at the same time as seperate activities?

Let us consider the effects of orgasm: Rapid contraction of the anal sphincter muscle and Ejaculation. These two separate activities occur as one activity during orgasm. So is it possible to teach the ...
5
votes
1answer
53 views

What is the neurophysiological mechanism behind double hearing?

A patient with sensorineural hearing loss can have the symptom of hearing "double" in the damaged ear. Not having a time-delayed echo, but hearing as if he (or other people) speak with "two voices" at ...
3
votes
1answer
56 views

What are the main theories that account for why some people like X and others not? [closed]

For example, how does psychology account for why some people like peanuts and others hate them? This is a serious question, although perhaps naive. Sure, there can be some physiological explanations ...
0
votes
0answers
12 views

Generate 2D grid with alternation probability

I want to generate a 2D grid environment with rewards distributed (1s are rewards, 0s are no rewards) based on an alternation probability as defined in this paper by Falk and Konald ...
3
votes
0answers
20 views

How to compare cumulative sleep debts?

Let's say that after a period of sleeping perfectly, I sleep for the following amount of hours on some consecutive days. (Let's say the optimal hours I sleep is 8 hours. For the sake of simplicity, ...
5
votes
0answers
41 views

Inhibitory intersensory brain circuitry

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 ...
1
vote
0answers
21 views

How do afternoon naps fit in with segmented sleep?

Both segmented sleep and afternoon naps are recommended over a monophasic eight-hour block of sleep, but I don't see how they fit in with each other. Segmented sleep is the theory/hypothesis that ...
3
votes
0answers
31 views

Do people perceive opacity of a color linearly?

I am trying to create a visualization for some numbers, each ranging from 0 to 1. I was thinking of representing each number by a color (say red) of a certain opacity corresponding to its value. For ...
3
votes
1answer
40 views

Combining unbiased hit rates

I am analysing data on an emotion perception task, where participants must decide if a given face is happy, sad, angry or fearful (essentially a forced choice between 4 options). I am confident that ...
1
vote
0answers
8 views

How are Bayesian models implemented in the NEF?

One of the much documented problems of Bayesian approaches to cognitive modeling is that there isn't much of a neural grounding. The NEF can be used to compute probabilistic computations with ease ...
1
vote
4answers
127 views

If a human brain would be placed inside that of an animal: Could it talk?

Assumption: Animals can't talk 'human' because of their small(er) brain. Perhaps a strange thought, but I was really wondering: If we could place a human brain inside that of an animal: Would we be ...
2
votes
3answers
65 views

IQ and Performance in Different Fields

Suppose a person is considered intelligent based on his IQ score. For example, suppose Bob has a high IQ score and is very interested in pure mathematics. He would most probably excel in this field. ...
1
vote
0answers
40 views

Description of an EEG experiment

I am working on Brain-Computer interfaces. In my project we try to control the movement of a robot in three directions, namely forward, right and left. We have done an EEG experiment where we have ...
2
votes
0answers
52 views

Ranking of produced “brain fatigue” from different mind intensive activities

I'd like to know if there has been an study, or different studies for each activity with which the ranking could be done, that determines a ranking like that with mind intensive activities, I refer to ...
2
votes
1answer
80 views

What is “Attention” in terms of brain activity?

A rather basic question, but I don't know the answer to that - What is human "attention" that can be focused on different parts of the body or outside objects? For example, I can focus my attention ...
1
vote
0answers
12 views

Is there evidence to suggest that the different and contrasting behaviours we collectively call 'sensitive' have a common root cause?

There appear to be two different meanings of the word 'sensitive' when describing people's behaviour: that the person being described lacks the emotional resilience to cope with an everyday ...
1
vote
0answers
12 views

What is the role of stress in the process of behaviour change (lifestyle)?

Clarification: I am specifically looking at lifestyle behaviour change. I suppose that stress can influence the process of behaviour change in many different ways. One would be just the changing of ...
2
votes
2answers
52 views

Hebbian Learning - Understanding Simultaneous Firing

Im beginning to write a neural network simulator in Java and thinking of Hebbian Learning but Im stuck at one thing: What causes two neurons to fire at the same interval while only one of them is ...
3
votes
1answer
39 views

Where in the Big5 does shyness belong?

I just stumbled upon something contradicting: Some sources claim that shyness is a trait of extroversion(introvert) Some sources claim that shyness is a trait of neuroticism #4, self-consciousness. ...
4
votes
1answer
47 views

Applications and Limitations of EEG Electrode Pooling - Averaging across time series

Is there any literature that has addressed electrode pooling? In particular, are there any standards concerning what pools (e.g. frontal, central, posterior vs. electrode pairs) could be used or any ...

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