14
votes
2answers
270 views

How are newly created neurons recruited into existing networks?

As far as I understand, the basics of neurogenesis (abstracted down to the level that makes sense to a computer scientist) is as follows: Neural progenitor cells differentiate into new neurons that ...
10
votes
3answers
375 views

Why are mind maps recommended for study and recap?

In both my last year of high school and my freshmen year at the university, I got strong recommendations to study using mind maps - especially because this is apparently better to cope with large ...
16
votes
2answers
371 views

How to classify and understand emotions of people using chat and text messaging lingo and emoticons?

I am looking for scholarly, peer-reviewed articles that discuss natural language processing (NLP) involving chat or text messaging lingo/acronyms and the affect of chat participants based on language ...
7
votes
2answers
214 views

Study on commitment and follow-through

I'm faced with a UX problem of looking for ways to position a website to increase attendance at future "real world" events, and I'm remembering a study once conducted along these lines (details a bit ...
2
votes
2answers
268 views

What skills are required to build simulations of the human brain? [closed]

I want to build a system that has the ability to gather data from the internet in order to build a cognitive model of the human brain. The model should be able to answer the questions required by a ...
22
votes
5answers
886 views

What are good examples of applying dynamical systems in cognitive science?

I'm a mathematics and physics student very much interested in cognitive science. Recently I've been hearing about "a new approach" in cognitive science via dynamical system theory. What are some ...
12
votes
1answer
356 views

Modern replacement for Panksepp's “Affective Neuroscience” book?

Jaak Panksepp's book (Amazon link here) is a phenomenal and highly readable systems-based introduction to not only affective neuroscience, but the neuroscience of motivation in general. The problem ...
2
votes
1answer
124 views

What is the relationship between language and the level of comprehension of consciousness?

I asked a similar/related question a couple days ago about how language and/or culture affect an individual's cognitive capacity. I'm looking for materials, if any, on the subject of a language's ...
11
votes
4answers
275 views

Why is training better when following an easy-to-difficult schedule?

As suggested in the answer to this question, experimental results show that training is most effective when it follows an easy-to-difficult schedule. What theories and specifically computational ...
9
votes
1answer
115 views

How to efficiently locate existing psychology and social science measures?

Whenever I start a new research project, I typically have to find questions and scales that have proven validity in measuring constructs of interest (e.g., psychological / political science / social ...
5
votes
2answers
544 views

Is variation in human brain size related to mental functioning?

It seems that the head size of human beings has evolved to be relatively similar, yet there is still some amount of variation. While I'm sure the correlation is not absolute, I read that larger heads ...
4
votes
2answers
1k views

What is the optimal length of a training session?

When a practice session is too long, there will presumably be a point where no further significant gains can be made without a break. At what point will this be? Update: This question was originally ...
10
votes
3answers
791 views

Is it possible to improve reading speed and visual comprehension by doing exercises?

Background I'm trying to capture detailed information from the images in my visual memory, mainly text. My daily life requires reading many documents on varying topics. I want to increase my reading ...
14
votes
3answers
918 views

Why does neuroplasticity decrease in adults?

Although adult brains are malleable and even undergo limited neuorgenesis, the extent of the neuroplasticiy is much lower than in children. This is most obvious in language acquisition, and recovery ...
9
votes
1answer
105 views

What are the considerations for using wide-reaching messages and training over individual-focused efforts for changing behavior?

In most places that I've worked, when some sort of problem arose or corrective action needs to be taken, one of the first responses is to send mass emails at an organization or team level and set up ...
5
votes
0answers
129 views

Online datasets for the disjunction effect and violations of the sure-thing principle

The disjunction effect (or violation of the sure-thing principle) is as follows: A dis­junc­tion effect occurs when peo­ple pre­fer x over y when they know that event A obtains, and they also ...
20
votes
2answers
569 views

What is an effective metric of complexity for an Artificial Neural Network?

After asking the question What is the most complex neural network... I realized I don't really have a good metric of "complexity" in a general sense. The simplest measure would likely be count of ...
15
votes
2answers
756 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 ...
9
votes
1answer
457 views

What is the most complex artificial neural network created to date?

A few years ago I wrote a research paper for college on neural networks. At the time IBM's Blue Brain was the clear winner. Some rumor went around that they were close to emulating a brain the ...
15
votes
4answers
761 views

Why are people inclined to praise or fear the unknown?

Human beings are inclined to "praise" the unknown, and are often afraid of the unknown. This inclination has led to the creation of mythology and many gods. To this date we are still carrying this ...
10
votes
2answers
614 views

What can we learn from the neural networks of C.elegans to understand human brains?

Recently I am reading some works about Caenorhabditis Elegans. A C.elegans has 302 neurons and we already know the function and connection of every one of their neurons so that we can exactly ...
35
votes
1answer
5k views

Is leg jiggling a focus aid?

This is slightly left-field, but I am interested in the Cognitive Science implications of this question: Many people, myself included, are "leg jigglers", meaning we often sit jiggling or bouncing a ...
2
votes
2answers
295 views

How effective is the NLP Reverse Movie Technique in dealing with traumatic experiences?

The Reverse Movie Technique (also konwn as The NLP Fast Phobia/Trauma Cure) is named as such because it involves playing a traumatic event backwards through your head. Is the technique effective at ...
4
votes
3answers
164 views

How much information is lost when conveying an experience or emotion to another person?

Certain languages have words that do not literally translate into any another language. There is already a small loss of information in this sense. Emotions are a personal experience and the ...
34
votes
1answer
2k views

By learning to read and write upside down, what did I do to myself?

If you've ever read Encyclopedia Brown books, you'll be familiar with the backwards writing in the back of the book that explains the solution to the case. When I was in my mid-late teens (I don't ...
17
votes
2answers
643 views

Does language and/or culture affect an individual's cognitive capacity?

Some languages have multiple expressions to identify, address, comprehend, and interpret a single concept and/or experience. Are limits placed on understanding and describing aspects of cognition due ...
3
votes
1answer
768 views

How does raw IQ change over the lifespan at the group-level?

In the classic review of intelligence research (Intelligence: Knowns and Unknowns), Neisser et al (1996) write the following Stability. Intelligence test scores are fairly stable during ...
12
votes
1answer
284 views

Does dream recall disturb the processes of memory consolidation?

Psychology in the time of Freud was occupied with dreams. Relaying these to one's analyst was an important part of treatment. Fast-forward to less than 100 years later, and we know so much about the ...
9
votes
1answer
207 views

How does task difficulty schedule affect the rate and efficiency of perceptual learning?

In perceptual learning (line length/orientation discrimination, visual target detection, tone frequency discrimination, etc), when training people or animals to perform a task better, is there an ...
2
votes
1answer
208 views

Are there axioms in the mind? [closed]

While studying artificial neural networks, I stumbled upon the following question: Are there any hard-wired axioms in the brain that must exist equally in every conscious mind? I could imagine that, ...
4
votes
0answers
148 views

Plot a schematic outline of the brain

I know that I can read, write and analyse different type of brain scanning data using various Medical Imaging Tools available for R. But I am looking for something very simple - a possibility to just ...
6
votes
1answer
504 views

What are the main causes of whether a person becomes introverted or extraverted?

Genetics is obviously an important cause of whether someone becomes extraverted or introverted. But what percentage is genetics and what percentage is the environment? What factors in the environment ...
7
votes
0answers
422 views

How does goal-tracking and sign-tracking behaviour vary across species?

In Pavlonian (Classical) Conditioning, conditioned responses of an animal may vary. Some animals focus on the unconditioned stimulus (ie. food / location of food) while others may focus on the ...
12
votes
1answer
238 views

Computational models of early learning in children

What are currently used biologically plausible computational models/frameworks of early learning in children? Personally, I have used cascade correlation neural nets to model pronoun acquisition ...
21
votes
2answers
1k views

Neural networks with biologically plausible accounts of neurogenesis

One of the reasons artificial neural net algorithms like cascade correlation (pdf) have been generating interest is because they start with a minimal topology (just input and output unit) and recruit ...
9
votes
1answer
354 views

How do animals recognize other animals of their own species?

My motivation for this question is dog-based, but I suppose it would apply equally well to humans. How do animals recognize their own kind, particularly where there is large variation in appearance? ...
5
votes
2answers
181 views

Effectiveness of recalling information in the same location it was learned

In an interview with Robert A. Bjork this article claims that it is easier to recall information where it occurred: Similarly, studying in only one location is great as long as you’ll only be ...
4
votes
1answer
289 views

How much more efficient is interleaving skills when learning?

In an interview with Robert A. Bjork this article suggests interleaving skills is better than focusing exclusively on one skill at a time. How much of a difference does the research indicate that it ...
19
votes
5answers
560 views

Does learning one discipline improve performance in another discipline?

I have come across a lot of articles that suggest learning across disciplines would improve cognitive abilities. This is more often referred to as Integrative Learning. Also, nowadayas a lot of ...
3
votes
1answer
220 views

Has the neuro-linguistic programming visual model been scientifically tested?

According to the NLP visual model, fast flickers of the eyes in left/right and the 4 diagonal directions map to simple cues related to how a person is thinking. Thease are "visual constructed", ...
9
votes
2answers
246 views

What are different ways to determine centroids of fMRI activation, their drawbacks and perks?

I'm reading an older article on bilingualism (Kim, Relkin, Lee, & Hirsch, 1997) for a seminar. They were interested in the spatial separation of two languages in early and late bilinguals. They ...
14
votes
2answers
4k views

Free online intelligence test with norm table, high reliability, and must be printable?

I am looking for a general intelligence test which meets the following requirements: available online for free there is a table which translates "points" to IQ (I don't want a hidden online ...
11
votes
1answer
586 views

What are the benefits of dyslexia?

Reading the Wikipedia article on Dyslexia, it sounds very negative. The article defines Dyslexia as a learning disability, which I understand it is classified as. However, knowing individuals with ...
17
votes
2answers
1k views

Is there a term for individuals who can “visualize” numbers and advanced mathematics?

I recently saw an episode of 60 Minutes about Jacob Barnett, a 13 year old boy who is currently attending advanced physics classes at a local university and was portrayed by the show as being a child ...
9
votes
1answer
271 views

Cognitive explanation of why beta blockers are effective for anxiety

Beta blockers essentially reduce physical effects of anxiety and panic disorder, but there is no proof that there is a direct effect on anxiety. Some scientists believe there is an indirect effect. ...
6
votes
2answers
130 views

Studies modelling learning curves of an overall task and subtasks

Background Lee and Anderson (2001) published an article in which they argued that learning a complex skill can be understood in terms of learning various component skills. They did this by ...
8
votes
1answer
313 views

What are the current suggested models for Primacy Effect in memory recall or personality impression?

What are the current suggested normative, mechanistic or phenomenological models for explaining primacy effect as was observed by Solomon Asch (1946) on personality impression, list-of-words memory ...
10
votes
1answer
88 views

Has an upper-limit on the physical spacing represented by grid cells in Entorhinal cortex been probed?

There is considerable research reporting activity of unit recordings from grid cells in the Entorhinal cortex (e.g. [1]) - typically of rats running around in enclosed spaces. Is there any ...
26
votes
5answers
5k views

Does evidence support Maslow's Hierarchy of Needs?

Maslow's Heirarchy of Needs (shown below) is a popular concept and is often taught in basic psychology courses, and often less objectively taught in Business and Marketing courses. A common problem ...
10
votes
1answer
162 views

What is the effect of Social Proof on Conversion Rate?

I'm wondering to what extent Social Proof helps the Conversion Rate of websites and marketing. Specifically I'm wondering what effect Social Proof would have on Conversion Rate for a sample task in ...

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