10
votes
4answers
3k views

Why is recognition easier than recall?

The main ways of memory retrieval are recognition and recall. Why has it been found that recognition is "easier" to perform, meaning it is usually faster or is more likely to yield an accurate ...
3
votes
1answer
34 views

How does hPES compare to the learning rates of ANNs?

The primary learning mechanism of artificial neural networks (ANN) is back-propagation, which is not biologically plausible. Trevor Berkolay created an alternative to this learning with the ...
3
votes
1answer
70 views

Relation between Nengo, SPA and NEF with respect to other Neural Models

I'm working through How to Build a Brain and I keep getting confused on the relation between Nengo, the Semantic Pointer Architecture (SPA) and the Neurological Engineering Framework (NEF). Are there ...
3
votes
1answer
17 views

How well are neurotransmitters used in SPA?

How much does the SPAUN and the Semantic Pointer Architecture (SPA) that was used to build it take neurotransmitters into account? In the book How to Build a Brain, various inhibitory and excitatory ...
3
votes
1answer
18 views

How well does the NEF capture neuronal heterogeneity?

From what I understand of the Neurogical Engineering Framework (NEF), groups of neurons are used to compute functions. However, I'm not clear if these calculations take into account neurons of ...
3
votes
2answers
2k views

How long does physical attraction typically last in a permanent relationship?

How long, on average (and with as much other statistical data, e.g. standard deviation, as possible) does physical attraction between male and female in a permanent relationship last? I believe this ...
1
vote
1answer
162 views

How does look, tone and voice manipulate behavior

I am socially anxious person with wooden behavior and emotions. Unlike others, I try to suspend emotions and stay stoic when I feel uncomfortable. That's my weakness because I don't let others see how ...
2
votes
2answers
2k views

Sadistic personality disorder, psychopathy and correlation with violence

Going through some article, it seems the differences between the descriptions for sadistic personality disorder and psychopathy is minimal, if at all existent. In the first article it appears the ...
2
votes
1answer
566 views

What are the cognitive effects of increasing testosterone levels in men?

I've recently became interested in the effects if testosterone on the cognitive function in men, but cannot find much hard scientific evidence on the subject. What are the cognitive effects of ...
10
votes
2answers
3k views

Motivation vs Goal Oriented Behavior

What's the difference between these two terms when used in the context of cognitive psychology? To the best of my knowledge, research on 'Goal Oriented Behavior' refers to the subset of motivation ...
14
votes
0answers
125 views

Does self-directed speech help or hurt a blind subject's auditory recognition?

Recently, it was found that self-directed speech was helpful to sighted subjects engaging in a visual search task: Participants searched for common objects, while being sometimes [sic] asked to ...
4
votes
1answer
117 views

Do fetuses exhibit pattern recognition in utero?

I've heard that fetuses exhibit "likes", such as preferring sweeter amniotic fluid or the sound of their mother's voice. To show preference for specific voices as opposed to inborn stimuli like sweet, ...
-2
votes
1answer
627 views

Are there colors women find attractive on men? [closed]

I have heard that men find women dressed in red more attractive (I can confirm this from personal experience as well). What color or colors do women prefer on men, if any?
4
votes
1answer
71 views

What human limitations are there to object tracking and recognition?

I'm thinking about trying to implement object recognition/tracking using a silicon retina (also known as the Dynamic Vision Sensor) and using the Semantic Pointer Architecture as my cognitive model. ...
0
votes
1answer
64 views

Why is it more acceptable to get rich doing sports than business?

I live in Finland where it is not acceptable to emphasize of being rich, eg. buying expensive sportcars/houses/apartments and introduce them on "yellow press". But there is one exception. If you have ...
5
votes
1answer
106 views

What does fMRI measure exactly

It is true that blood flows to wherever the brain is most activated and does fMRI measure the blood flow inside of the brain through oxygen content?
1
vote
1answer
24 views

Is this Auditory Processing Delay or something else?

Would a person exhibiting some of these symptoms be a candidate for Auditory Processing Delay, or does it possibly suggest some other sort of diagnosis? Some basic symptoms/examples: A seeming ...
2
votes
0answers
34 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
40 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
50 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 ...
4
votes
1answer
332 views

Does mental rigidity cause psychological problems? [closed]

Is there a correlation between mental disorders and mental rigidity? I would suspect that people that have very strong beliefs and never question them might become dysfunctional if the beliefs are ...
11
votes
1answer
89 views

Are staircases more efficient than the method of constant stimuli?

A Bayesian Quest adaptive procedure (Watson and Pelli 1983) is the theoretically most efficient procedure for estimating thresholds under a certain, potentially unrealistic, set of constraints. In my ...
5
votes
0answers
55 views

Why does injury cause brief unconsciousness?

I suppose I'm thinking specifically about head injuries, though this question applies to any injury that causes unconsciousness for, say, a few minutes. If you would revive so soon, why would you fall ...
2
votes
0answers
71 views

Differences between the many versions of neuromorphic hardware [closed]

There is a ton of neuromorhpic hardware being pumped out these days. Off the top of my head, I can name IBM (BlueGene and TrueNorth), Qualcomm, Neurogrid, Brainstorm (Neurogrid 2.0), Spinnaker, ...
3
votes
0answers
43 views

Dependancy EEG signals from regions of the brain

When we record an EEG signals , we apply an ICA on it , this algorithm assumes that the sources of signals are independent , could I assume that each region in the brain work independently , i.e the ...
4
votes
1answer
77 views

What to call theory where next activity following a fun activity is also perceived as fun?

What is the name of the theory that states: "if someone is having fun beforehand, the next activity they do will also seem fun regardless of what the activity is." so like continuing fun... Any ...
3
votes
0answers
56 views

If stimulus triggers dopamine release, can dopamine release trigger memory recall of stimulus?

Modern science of sleep is starting to lean towards a viewpoint that dopamine has an important function in dreaming, and that dopaminergic pathways - mesolimbic and mesocortical are activated during ...
7
votes
2answers
233 views

Name of the bias where someone really needs something after they find out it exists

I'm looking for the name of the cognitive bias that is expressed in the following story. A fellow coworker was instrumental in getting a 75 gallon fish tank installed in the lobby of the company that ...
2
votes
2answers
121 views

Why do people behave better when observed?

Why does it seem that people behave like they are supposed to when they are being observed? For example. If you place a fake security camera on an employee, they would behave better (or at least ...
0
votes
2answers
79 views

Which personality traits relate to prosocial values?

Which personality traits are strong in people with values such as: kindness humility sympathy empathy abnegation church-professed values solidarity love for others forgiving the other defending ...
0
votes
2answers
90 views

Is there a formal name for “I'm right, don't try to challenge me” / “if you push against me I will be 100x more stubborn” personality trait?

Some persons gets really annoyed if we try to demonstrate our thesis to them or to put in light that they are behaving in a childish way. Dale Carnegie, in his most famous book: ...
3
votes
1answer
41 views

Is there any scientific basis to different learning styles?

People often identify themselves are visual, audio or kinesthetic learners. This at first sounds plausible, but when I reflect on myself, I find that I am unable to define exactly what it means to be ...
1
vote
0answers
23 views

Why is sunrise therapeutic? [closed]

Despite being a night owl, I find when I'm up and about at sunrise1 I feel mentally much better than any other time of day - regardless of how much sleep I've had or whether I've been awake for many ...
0
votes
1answer
50 views

Are cognitive biases hardwired in the brain or they are acquired during lifetime?

The Kahneman–Tversky interpretation of biases as deviation from rationality was challenged by Gigerenzer on the basis that heuristics help making decisions and, thus, rational from the evolutionary ...
5
votes
2answers
837 views

What are the possible causes of pettiness?

There is a question about pettiness Is it possible to quantify 'pettiness' in a personality? Which gives a good example of how some people can focus on seemingly unimportant issues, when ...
8
votes
0answers
61 views

Publicly available social networks in apes and hunter-gatherer societies

Social network analysis is an indiscpensable tool for sociology, and is becoming increasing popular in anthropology, social-psychology and other fields. There are many papers that examine the ...
2
votes
0answers
25 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 ...
3
votes
4answers
128 views

Different neural structures for quick vs. methodical decision making

In the book "Thinking, Fast and Slow", the author claims that there are two systems of thinking. System 1 is quick, instinctive and emotionally driven while System 2 is more logical and deliberate. ...
1
vote
1answer
69 views

Experiencing neuronal activity inside the body/brain

Can one feel/experience "any" neuronal activity in oneself?
18
votes
2answers
1k views

What are popular rationalist responses to Tversky & Shafir?

In the early 90s Tversky & Shafir observed several violations of rationality in human participants, in particular violation of the disjunction effect and sure-thing principle. This has lead to ...
4
votes
0answers
59 views

Why is it so problematic to read in a dream? [closed]

Many activities are possible in dreams, but reading (and related tasks) is not one of them. In an dream with awareness, trying to read a label or enter a phone number can be very frustrating and can ...
2
votes
3answers
202 views

Why do people try to make themselves feel better by treating others poorly?

I'm looking for an explanation for why people will try to make themselves feel better by treating others poorly. For example, imagine a group of girls are sitting in a cafe. Within that group are two ...
2
votes
0answers
44 views

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

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 ...
1
vote
0answers
13 views

Brain areas active while learning hierarchical structure of a problem

There are multiple examples in the machine learning literature of trying to learn the hierarchical structure of a reinforcement learning problem, however have there been any papers tying this learning ...
6
votes
0answers
194 views

What happens neurobiologically when people “think fast”? [closed]

This question is related to this one: How long can a person stay happy, excited and motivated about something new? I found a couple of references to research that links "thinking fast" to mood lift: ...
3
votes
1answer
92 views

Using CBT for a justified fear?

I am a speech language pathologist. I have a 19 year old patient who grew up with a number of different speech impediments (not a stutter). He was bullied a lot, and because of this he is very ...
9
votes
1answer
400 views

How to predict romantic attraction

Dating websites and psychological researchers attempt to find those factors that predict the fit between potential romantic partners. Examples for factors taken into consideration are the "big five" ...
3
votes
0answers
51 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 ...
1
vote
0answers
33 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
115 views

Do people with chromesthesia and tinnitus see the “ringing” caused by tinnitus?

Do people with chromesthesia and tinnitus see the "ringing" caused by tinnitus?

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