2
votes
0answers
9 views

Evolution of laughter

In one of his books (cannot recall title now) Konrad Lorentz (ethology study) describes the phenomenon of the appearance of a friendly smile as a spontaneous inversion of a warning grin. He does not ...
2
votes
0answers
13 views

Ability to learn math and age of children

Is age of children strongly related to ability to learn various mathematical topics (e.g., percentages, common fractions)? I ask because many students in the elementary grades struggle with math ...
2
votes
0answers
31 views

Does any theory explain the tendency for toddlers to desire objects held by other toddlers?

Very often, I observe that a toddler A who currently focuses their attention on a specific toy or activity becomes distracted if another toddler ...
2
votes
0answers
21 views

How does the brain break down visual information for processing? What “channels” is visual input broken into?

Some time ago I remember reading about how the human brain breaks down visual information into a number of individual "channels". For example, one channel might focus on edges and lines, another ...
2
votes
0answers
21 views

Spreading Activation Theory

Two questions, (im trying to get my head around this area of study, my assignment is on neurophysiological differences of t/f memory not theories, but reading up on the topic has had me thinking and I ...
2
votes
0answers
20 views

Theory about use of concept maps?

My background is Computing Science and I want to research how people use concept maps? By doing some google search I found the following link https://www.msu.edu/~luckie/ctools/ What I want to ...
2
votes
0answers
15 views

Evidence for different learning applied to negative and positive feedback

I was consulting a friend of mine while building a cognitive model for the Wisconsin Card Sorting Task and he mentioned that it's important to note that people respond differently to to positive ...
2
votes
1answer
33 views

Do hints improve memorization when using spaced repetition?

For example, I'm learning Geography using spaced repetition technique. I have some program which asks me questions like "In which country Melbourne is located?", and I have to recall the country ...
2
votes
0answers
20 views

What's the difference between simultanagnosia and neurological extinction?

Both of these terms describe the inability to perceive more than one object at a time. I'm not too sure what the big difference is between them. Note that I'm referring to 'extinction' as used in ...
2
votes
0answers
50 views

Optical illusions : human universal vs environmental influences

It's well known today that the susceptibility to optical illusions are influenced by the environment: multiple studies with the Müller-Lyer illusion conducted in Zambia proved this environmental ...
2
votes
0answers
25 views

How can I measure aggressive behavior in an online study?

Can you point me to a reliable and valid measure of aggressive behavior that might be used in an online study? Do you know published studies in which this was done? With aggressive behavior I mean ...
2
votes
0answers
32 views

Are you more successful if you publicly commit to pursuing a difficult goal?

If you have an ambitious goal, does it help to publicly commit to that goal? (I am training for my first long distance triathlon, for example. This is pretty hard and I don't know whether I will be ...
2
votes
0answers
16 views

How can Semantic Pointer Architecture be used to capture dynamical systems?

Most uses of SPA I've seen seem to be representing static systems, such as recognizing digits, categorizing images, rapid variable creation and planning a path for writing those digits back out. Can ...
2
votes
0answers
33 views

Sleep deprivation and task performance

Can some one please confirm the below points, Case: In case of a adult, the average adult sleep time required is 7.5 to 8 hours , Say if the person(aged between 23-29) has a sleep only for 6 hours or ...
2
votes
0answers
33 views

What are the pros and cons of the hot sauce paradigm to measure aggression?

The hot sauce paradigm is a way to measure aggressive behavior in the lab. Participants are asked to give a portion of hot sauce to another person (who they know hates hot sauce) and who will have to ...
2
votes
0answers
34 views

How to measure precision in classical test theory framework?

What methods or approaches exist or might be developed to measure precision of measurement in a classical test theory framework? (The 2014 "APA" Standards for Educational and Psychological Testing ...
2
votes
0answers
17 views

Do ADHD drugs harm the brain?

Particularly, the amphetamine "vyvanse". If one was to take a 30mg dose once a day for 50+ years, would it damage brain function at all? Would the brain simply get used to the drug and become 100% ...
2
votes
1answer
74 views

What are the neurobiological factors related to depression?

While it is agreed that neurotransmitters aren't the primary "cause" of depression, what other factors are a part of this mental illness that focus on the neurobiological aspects of it?
2
votes
0answers
15 views

A simple derivation of the generalization bounds for the classical perceptron model

I'm basically referring to the great work of Elizabeth Gardner in this matter. I find that her work is often overlooked in the field of neuroscience, arguably because it is too difficult to understand ...
2
votes
0answers
25 views

Do people talk faster than they process? [closed]

I've hear both claims 1) people (in general) talk faster than listeners can process the meaning of the words being said 2) people can process what's being said faster than a person can talk I think ...
2
votes
0answers
31 views

Is 'intuition' related to 'extrasensory perception'?

I am from Computer Science background and big time AI enthusiast. I am trying to think about how can we map 'intuition' to a process in artificial intelligence. As I understand, 'intuition' means ...
2
votes
0answers
29 views

How can we analyse user behavior to predict urge of smoking?

The problem which I want to target is to be able to successfully predict (to a degree) that a person is going to smoke in near future. I want to look at the relationship between chemical reactions ...
2
votes
0answers
44 views

How can we use EEG data to predict urge of smoking?

I am from Computer Sciences background. The problem which I want to target is to be able to successfully predict (to a degree) that a person is going to smoke in near future. I have a brainwave ...
2
votes
0answers
30 views

Is there a relationship between gender and the effectiveness of various psychotherapeutic methods? [closed]

While doing research on various existing psychotherapeutic methods and perspectives, I came to wonder whether there were any existing relationship between gender and the responsiveness to given ...
2
votes
0answers
15 views

Pleasure and reward [closed]

What exactly is pleasure? Is pleasure in some sense 'thoughts'? If you are given opiates, you will feel some sort of pleasure, even if you don't think about anything, but perhaps you are having some ...
2
votes
0answers
15 views

What is fear in humans and what does it do?

From researching conventional understandings of fear, it can be a response to a perceived dangerous situation. But this definition seems very limited because fear seems to depend very much on context. ...
2
votes
0answers
48 views

How do patients with Cotard's Syndrome rationalize environmental interactions?

A patient with Cotard's Syndrome (also called "Cotard delusion" and "Walking Corpse Syndrome") has the delusion that he or she is dead (and sometimes immortal), either figuratively or literally, yet ...
2
votes
0answers
24 views

How to integrate word prediction keyboard into P300-based BCI (brain computer interface) system?

See this question in User Experience. Farwell and Donchin (1988) described a P300 based BCI selecting letters by detecting P300 responding to the flashing letters. According to this system, only one ...
2
votes
1answer
61 views

What is the relationship between psychological entitlement and locus of control or other personal characteristics?

I'm studying psychology and I have the assignment to write an experimental study I'm still collecting the scientific information on the topic so I would really appreciate some help. I'm interested to ...
2
votes
0answers
71 views

Why do people have different sense of humour? [closed]

Why some people find dark humour funny but other people feel embarrassed when they hear such jokes? Some people laugh at cabarates but other feel bored watching them. What is the reason that people ...
2
votes
0answers
56 views

Isolating the desired event in EEG signals

When we took an EEG data from subjects, does the subject have to be in "neutral state" i.e there is no anger, no sadness, no happiness ...etc. and they also in situation that they neither do any ...
2
votes
0answers
16 views

Does research support the notion of Mirroring building trust?

Mirroring is the behaviour in which one person subconsciously imitates the gesture, speech pattern, or attitude of another. Has there been any scientific research on the effects of mirroring? If so, ...
2
votes
0answers
49 views

What characterises people who stay calm in crisis situations?

When something critical and bad happens, like a house on fire with people inside it, people react very differently. Some persons will usually panic, cry and can barely be soothed. Some persons will ...
2
votes
0answers
38 views

Research on computational models of physiological mechanisms in affective neuroscience at a biochemical level

As computational neuroscience has the mainstream on single neuron/network modelling for biochemical aspect, and computational modelling of physiological mechanism of hippocampus for analytic study of ...
2
votes
0answers
30 views

Where to find images of the same faces with and without glasses for experiment?

I am looking to replicate the findings of Leder, forster, and Gerger (2011) in their publication of the glasses stereotype revisited. I intend to examine the same conditions of no-glasses, rimmed ...
2
votes
0answers
57 views

Why can some people not cry on demand? [closed]

Why is it, when we need to cry, it sometimes doesn't work? Is there any psychology explanation for this?
2
votes
0answers
38 views

What is a short, drug-induced “blackout” experience called?

I know of anecdotal evidence for the following drug-related side-effects: It can happen while getting used to a new drug, or when quitting a drug. Probably also some other situations. The feeling ...
2
votes
0answers
14 views

Any research on a concept of 'empathetic preferences' used in economics?

Some economists/political scientists/philosophers (it's sometimes hard to classify them) have used in their theories a concept of "empathetic preferences", also known as "extended sympathy ...
2
votes
0answers
43 views

Are there some tools to get human brain Brodmann areas from X,Y,Z coordinates?

Is there some program that given the x,y,z coordinates of a area in a given brain template, gives the histological Brodmann area relative to that template? I'm interested in associating x,y,z ...
2
votes
0answers
121 views

Do highly creative people dream more and/or differently than ordinary people?

Everybody dreams, and I'm trying to understand if there is a cause and effect relationship between ability to dream and recall dreams and creativity as an adult. I would define the kind of ...
2
votes
0answers
31 views

Writing system, its future and social importance [closed]

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 ...
2
votes
0answers
27 views

Physiological mapping of frustration

What physiological changes are seen in the brain when a person is experiencing frustration? What effects do these changes have on learning? Optional background: I'm trying to figure out an ...
2
votes
0answers
49 views

How many words are toddlers “making up”?

My 20-month old has learned many words to express herself. In addition she says many other words that are indecipherable from context nor pronunciation. It's most noticeable in novel or unusual ...
2
votes
0answers
21 views

Is there a left or right preference to raising one side of the lip in contempt?

Contempt is expressed asymmetrically - one lip corner is pulled in and back, in what could be described as a half-smile. Are there any trends in terms of people or societies which prefer pulling in ...
2
votes
0answers
38 views

What are some key behaviors that stone-age humans evolved to help them survive and reproduce? [on hold]

In Wikipedia's article on evolutionary psychology, two of six given key premises of EP are as follows: Different neural mechanisms are specialized for solving problems in humanity's evolutionary ...
2
votes
0answers
30 views

Why do the colors I see associated with a particular vibration/sound change? [closed]

After many years of research I found that I am a vibration (sound) to color and feeling synesthete. Everything I have read says that the colors one sees with an associated vibration should be ...
2
votes
0answers
14 views

What is the most unified functional model of the hippocampus?

There are many different incremental models of the hippocampus and it's role in learning as shown by a quick search. However, have there been any efforts to combine these various models into a single ...
2
votes
0answers
94 views

Is memory biased towards positive or negative memories?

I am trying to understand the relationship between positive/negative memories and the congruence of memory to existing beliefs. These quotes are from Wikipedia, presented in alphabetical order: ...
2
votes
0answers
47 views

Can a person be able to objectively identify when and how their thinking process is being affected by cognitive biases?

or years, I've always thought I can do a pretty good job of identifying when I have committed a bias, fallacy or some other heuristic. I'm not saying I avoid them, but at least can admit to myself I ...
2
votes
0answers
43 views

How to measure your stress levels?

If someone has eutress it supports his/her mental development and learning of new skills. It is so called optimal level of stress as illustrated in the figure below. Are there any ways to measure ...

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