3
votes
0answers
26 views

Psychological effects on quality assessments

I recently conducted a user study as part of my research in computer science. Respondents were asked to rate articles from the web on a five-point Likert scale from "Very Poor" to "Very Good". Only ...
3
votes
1answer
55 views

Why aren't more students tested for aptitude at a younger age? [closed]

I've discussed this topic with multiple former professors, particularly in vocational training, and they all seem to agree that it would have been more helpful for students if they had known what ...
3
votes
0answers
77 views

Why does “six months” seem like a “long time” even when it isn't?

Background: I had a (rental) property that I was planning to put up for sale. Then I "changed my mind" and said that I wanted to wait for the current year's appreciation, and sell in "six months" ...
3
votes
0answers
27 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 ...
3
votes
0answers
81 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 ...
3
votes
0answers
43 views

Brain Theory and Paradigm

In this short piece, physicist Dmitri Krioukov makes the case that we must expect complex systems (such as brains) to reduce to simple physical systems. Furthermore, he cautions that the pure ...
3
votes
0answers
21 views

What is the equivalent of a Hamming network in the NEF?

After doing a bit of research, I'm somewhat convinced that Hamming networks are networks that classify, but only put out a single result, as opposed to other networks which output multiple results. In ...
3
votes
0answers
29 views

Studies on games where optimal play involves losing for counterfactual gain

Apologies for not knowing the nomenclature; I'll try to describe what I mean. The optimal strategies for some imperfect information games involve purposefully doing badly in some cases, so that ...
3
votes
0answers
258 views

What causes loss of the memory of an argument?

Background: After arguing, especially after bad arguments, I can't seem to remember what was I was arguing about. I have a general idea, but I can never remember most of the specific dialogue that ...
3
votes
0answers
25 views

Does the type of informational representation of a question in a research survey affect answers?

Does the type of data format used to represent questions in empirical research affect the depth and quality of that research? For example, most questionnaires use written text as a data format. Would ...
3
votes
0answers
127 views

What are the effects of the “blue eyes/brown eyes” racism exercise?

In the "blue eyes/brown eyes" exercise created by Jane Elliot in the 1960s, she divided a group of schoolchildren by eye color and characterized one of them (e.g., the blue eyed group) as an inferior ...
3
votes
0answers
121 views

What are the brain regions related to tinnitus shown in this figure?

I am interested in learning about the neural mechanisms behind tinnitus, and was wondering if someone could help me to name the parts of the brain on this image that show increased activity in ...
3
votes
0answers
108 views

Optical illusions : human universal vs environmental influences [closed]

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 ...
3
votes
0answers
39 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% ...
3
votes
0answers
85 views

What are the smallest neurons ever identified? [closed]

What are the smallest neurons ever measured? I'm happy with any superlatives, such as the thinnest axons or dendrites, smallest somata etc. Thank you :)
3
votes
0answers
24 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 ...
3
votes
0answers
73 views

What is bispectrum?

I am working on a project that uses EEG signals of the brain to identify emotional states. While surveying the literature, I came across several references where "derived features of bispectrum" are ...
3
votes
0answers
35 views

How does conscious rational internal thought gets initiated - what gives rise to it on any given day?

I'm reading a book called "The power of now" by Ekhart Tolle, and in that book he suggests that internal dialogue/monologue/planning/judging can be first observed, then disidentified with and ...
3
votes
0answers
63 views

How effective are online providers of paid participants for psychological experiments?

I'm looking for places to recruit participants for online experiments, and in particular, for experiments using Inquisit Web. My lab used to recruit participants through M-Turk but that's no longer an ...
3
votes
0answers
20 views

Is there a criteria in the design of a cognitive control task (Flanker task with letters H and S)?

In this task, there are 4 trial types : congruent (HHHHHHH, SSSSSSS), incongruent (SSSHSSS, HHHSHHH). In order to collect enough ERN (error-related negativity), a component elicited after an error, ...
3
votes
0answers
74 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 ...
3
votes
0answers
70 views

Can long-term antidepressant use reduce memory and emotion?

Can long-term (~3-4 years) antidepressant use reduce memory and emotion?
3
votes
0answers
44 views

Research on gift structure and satisfaction: one large gift or two small ones?

I'm familiar with some research into the subject of gift giving, for example Dan Ariely suggests that giving cash is less effective than buying somebody something. Other studies show that money spent ...
3
votes
0answers
43 views

How do mammals explore state spaces in reinforcement learning tasks?

Reinforcement learning is the act of learning how to preform a task given punishment and reward. A "state-space" is the space of choices in a context. When performing a reinforcement learning task, is ...
3
votes
0answers
209 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 ...
3
votes
0answers
31 views

What neurophysiological mechanisms are typically associated with distraction?

I've been looking into focus aids and I've come across some music which markets itself as entertaining your "limbic system". Although it's been asked before how music can affect mental states, I'm ...
3
votes
0answers
47 views

Are there parts of the brain which don't change over a lifetime?

We know that during our lifetime the brain develops new neural connections and also there is pruning of neural connections. These phenomena together are called neuroplasticity. Is there any research ...
3
votes
0answers
43 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 ...
3
votes
0answers
41 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 ...
3
votes
0answers
79 views

What makes you feel smarter after sprinting? [closed]

Background: Every time I sprint, I feel smarter the day after. Why would someone feel smarter after they have been sprinting?
3
votes
0answers
20 views

What changes brought into DSM-5 have increased therapeutic use of medications?

Given the controversies surrounding DSM-5, has there been any research into its impact on prescription practice (in the United States)? If so, what are the changes that have resulted in increased use ...
3
votes
0answers
58 views

How does diet affect OCD?

Background: I have read that caffeine is not a good drink for sufferers of anxiety disorders. This is common sense given that it may increase agitation. I noticed when I started a low carb diet that ...
3
votes
0answers
50 views

What neurotransmitters can be suppressed/promoted by tDCS

Transcranial Direct Current Stimulation (tDCS) has been shown to modify suppression in the visual cortex and GABA suppression in motor control. As of now, the exact neurobiological mechanism that ...
3
votes
0answers
489 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 ...
3
votes
0answers
44 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 ...
3
votes
0answers
57 views

Detecting signs of dementia in EEG signal

I would like to know, how dementia can be recognized in the EEG signal of patients with dementia. What I have found so far: According to (Henderson et al., 2006) subjects with dementia are ...
3
votes
0answers
32 views

What's the purpose of worry [if there is any] and how and why does it affect cognitive skills?

I've read some articles lately about worry and how there are basically two types of worry: one doesn't last long and makes you decide to do something ,solve a problem,act on it the other one last ...
3
votes
0answers
63 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 ...
3
votes
0answers
57 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 ...
3
votes
0answers
46 views

How does neurotransmitter distribution and usage vary thought the brain?

I understand that neurotransmitters are used to send signals between neurons in the brain and that some are used for rather specific functions. However, is the exact ...
3
votes
0answers
125 views

How to work on a research problem while sleeping? [duplicate]

Put it more formally, how to let your mind subconsciously work on a research problem when you are not actively thinking about it, e.g., during sleep, dinner, walking, or shower? Often I hear stories ...
3
votes
0answers
40 views

What's the difference between divisive and soft normalization?

I know that recursive neural integrators (let me know if I need to clarify this term) can be considers soft normalizers, since their feedback loop means that any stimulus eventually saturates the ...
3
votes
0answers
80 views

What happens inside our body, when we experience betrayal and infidelity?

I guess many of us have experienced it. The moment that you understand that "the person you love, in whom you've trusted, is now with someone else, enjoying every moment with him/her". It's so ...
3
votes
0answers
87 views

Does the brain burn more calories when “thinking quickly”? [closed]

If a person intentionally "thinks quickly" would this affect how much glucose the brain consumes? Or would it not be very significant?
3
votes
0answers
384 views

Difference between forms of Culture Fair Intelligence Test (CFIT) scale 3

I would really like to know what are the differences between the form A and form B of Cattell's Culture Fair Intelligence Test scale 3? To my knowledge (reading the "methods" section in the ...
3
votes
0answers
61 views

Neuropharmacology and Simulation [closed]

I've been wondering whether neural simulations have had applications in (cognitive)neuropharmacological research already. One always reads about the promise of the technology in helping us cure ...
3
votes
2answers
186 views

Difference between meditating and watching a movie [closed]

If I meditate, I concentrate on my breathing; if my mind wanders, I bring its attention back to my breathing. If I watch a movie/show, I concentrate on it; if my mind wanders, I bring its attention ...
3
votes
0answers
45 views

Can microdialysis be made in Drosophila melanogaster?

Microdialysis is a common method to study the effects of drugs on specific mamal brains zones (mostly in rats), in order to study the it's interaction with the function of those specific areas that ...
3
votes
0answers
202 views

What causes post-masturbation guilt? [closed]

Is there a study regarding guilt complex associated with masturbation? I am interested to what it can be traced down to. I wonder what actually happens in the brain before, during, and after the ...
3
votes
0answers
39 views

Research connecting reflection/introspection in computing and metacognition [closed]

I would like to know if the notion of reflection/introspection in computing has prompted research in other fields other than computer science, e.g cognitive sciences. In particular, I would love to ...

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