1
vote
1answer
115 views

So why might people post seemingly excessive concerns regarding the danger in their neighbourhood?

Background: The reason for this post is that I have noticed that many people have a desire to make that which is pretty safe seem dangerous. It is very perplexing to me. Despite holding a master's ...
2
votes
1answer
40 views

Determining the position of the calcium ion in the three dimensional space

Is it possible to determine the position of a single calcium ion or its population in the context of a three dimensional space with relatively good time frequency, say 1 Hz, taking into account ...
9
votes
1answer
180 views

Are some facial features more important than others in human facial recognition?

I'm often surprised by the human ability to correctly identify other individuals despite significant modifications due to ageing, hairstyle, injury etc. But, sometimes the addition of a beard and a ...
3
votes
0answers
47 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 ...
5
votes
0answers
49 views

What's the relation between BCM and Oja's learning rule?

A software I'm using has implemented two unsupervised learning algorithms, Oja's and Bienenstock, Cooper, Munro's (BCM) learning rule. I understand that they are two very different algorithms for ...
10
votes
2answers
544 views

How long do dreams last?

What is the relationship between time perceived in a dream and time in the external world? Is time running in dreams always faster than the time running in the real world? Is it ratio of real time ...
1
vote
2answers
81 views

Reference request in Circuit and Signals for Computational Neuroscience

In the area of computational neuroscience, there are basic theories from electric circuits and signal processing to be applied. For background study, which reference will be more suitable ? ...
4
votes
0answers
52 views

The role of Anticipation in acquisition, consolidation, retrieval of memory

I was wondering if there is any neurological/neuropsychological difference between the anticipation of an event to come, and the remembrance of that event. More specifically, is there any difference ...
2
votes
1answer
792 views

How are these review-forgetting curve calculated?

I saw quite some illustration about how reviewing helps remembering. Like: SOURCE: http://www.mentormegate.com/wordpress/2014/06/10/mentor-me-gate-the-forgetting-curve/ I wonder how are these ...
1
vote
2answers
141 views

Does the heart play a role in the occurrence of emotions?

It is a common belief that the heart is somehow related to emotions. When we are nervous,our heartbeat is effected (increased heart rate) and when we are happy, another pattern in heart function can ...
0
votes
1answer
40 views

What is an example of a learning machine that achieves zero variance?

I'm attempting to find an example of a learning machine/neural network that achieves zero variance, but I am having a hard time finding an example anywhere. Variance is defined as the generalization ...
6
votes
3answers
4k views

Is there scientific evidence on the benefits of binaural beats?

When two coherent sounds with nearly similar frequencies are presented to each ear respectively with stereo headphones, the brain integrates the two signals and produces a sensation of a third sound ...
1
vote
1answer
63 views

Pupillometry: how long needs the pupil to respond towards an cognitive stimuli?

I would like to know if somebody could give me some references on the latency of the pupil response after a cognitive stimulus. I know that the light reflex is quite fast compared to cognitive ...
2
votes
1answer
1k views

Why do we see unknown people and places in dreams?

People often see unknown things, places, and people in their dreams. How is it possible to have such perceptions in our dreams that go beyond our actual experiences and memories?
9
votes
2answers
308 views

Is there anything in Freudian psychoanalytic theory that is scientifically sound?

I guess this question is quite context dependent, and here in Sweden there is a general movement for more evidence-based psychology. I think one of our biggest medical universities recently abandoned ...
2
votes
1answer
49 views

Is cortisol an effective measure of stress for pre and post task performance?

I have a teleoperation system and I want to see how much stress a person is under before during and after operating it. I thought cortisol would be a correlate of stress. Can I measure levels rapidly, ...
2
votes
1answer
344 views

What is the best short (i.e., roughly 20 item) measure of Big Five personality?

What is the best short set of 20 questions that can give meaningful information about a person's big five personality? In case that's not possible with 20 questions, what's the minimum and where do I ...
3
votes
0answers
82 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 ...
0
votes
2answers
118 views

Why is it easier to learn something when you have a teacher explain it?

I find that things you learn in school are much easier to learn than before you take the course. For example, there is a mathematical theorem that seems unnerving when I self studied calculus, but the ...
3
votes
4answers
294 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 ...
5
votes
1answer
114 views

What are the underlying mechanisms for optimism bias?

I have asked a question before about how does smoker's decision react to new personal health information. Link here. How do people estimate smoking's impact on their mortality? Now I have a ...
1
vote
1answer
91 views

Brain after (electrical) blackout

I was wondering what happens if we lose all electrical impulses in our nervous system for a minimum amount of time. So first of all it is obvious that we will break together, as we are dead while we ...
0
votes
2answers
85 views

What background is required to understand the book “Principles of Neural Science”?

What is the necessary background to read this book and comprehend it? I've taken Calc I-II, Chem 1A and Bio 1A. Is this enough?
1
vote
1answer
45 views

How cognitive science explain the stylistic convention in text writing?

Some researchers and writers published books about this topic: how the psychology influence the taste of the readers. It's very intuitive that the word choice matters when we want to be persuasive, ...
3
votes
0answers
89 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?
4
votes
0answers
34 views

Is the mind's adaptation to increased traveling speeds, physical or psychological?

When a motor vehicle increases in speed, we soon adjust to the faster pace of movement; seemingly by processing incoming information faster. Is this purely psychological, with the brain "dropping" ...
1
vote
1answer
96 views

About the Turing test and a Robot's psychology [duplicate]

If an A.I. system ( 'housed' in a Robotic exterior) actually passed the Turing test and was therefore 'functionally similar to the human 'mind-brain' would it also have the potential for information ...
2
votes
1answer
127 views

What is the concept that schema is opposed to

From https://en.wikipedia.org/wiki/Schema_(psychology) In psychology and cognitive science, a schema (plural schemata or schemas) describes an organized pattern of thought or behavior that ...
2
votes
2answers
745 views

What is the source and real meaning of “provisional living ” concept and is there an equivalent term?

I found in this blog post the following definition : Psychologists have a concept they call “provisional living.” That’s the insistence, so often heard from people whose lives are stuck on a ...
4
votes
2answers
275 views

Terminology for introvert's frustration after excessive social exposure

Does anyone know if there is a phrase or term that describes the frustration an introvert experiences when they have had too much social exposure and need to be alone? As an analogy, I recently heard ...
4
votes
1answer
145 views

Universal Mind? Nature or Nurture? [closed]

I have been reading a book entitled "The Geography of Thought" by Richard Nisbett. He talks about how easterners and westerners think differently. I am not all the way through it, but I agree with a ...
1
vote
2answers
140 views

About the possibility of 'Robot Psychology'

If a Robot system with an advanced A.I. operating system had the 'ability' to 'do' 'undirected' or 'semi-undirected' introspection and 'form' all sorts of 'thought' structures about any subject matter ...
2
votes
0answers
29 views

Are there any legitimate, and reasonable circumstances, where self-delusion is acceptable and/or required? [closed]

Can anyone point out a situation, based in real world events, or an entirely hypothetical situation, where it would be ok/right for someone to delude themselves into believing something false? For ...
2
votes
1answer
121 views

Memory - Remembering a Source

So I study information systems technology, networking, programming, system security as my main focuses on school with a lot of reading material and a ton of independent research. My major problem is ...
4
votes
2answers
160 views

How can I dream things that are impossible?

I remember having dreams whose contents were physically impossible, to the point that when I thought about them afterwards, I couldn't reconcile them with reality in a meaningful way, although when I ...
5
votes
1answer
99 views

Evolutionary motivation for the existence of pleasure?

It seems like pleasure goes beyond needs. What is its purpose? Is it supposed to make you not do anything, because of how good you feel? Are there animals that don't feel pleasure, but only have needs ...
0
votes
1answer
436 views

Water Jug Problem in AI [closed]

You are given two jugs whose capacity are 5 litre and 3 litre. No jugs have any measuring marks on it. You have one source of water. How can you measure 4 litre of water in 5 litre jug ?
1
vote
1answer
119 views

Is there a name for having an obsessive interest in new topics for short periods of time?

I have the tendency to get obsessively interested in a subject for 2 weeks, get bored, and then move on to something else. For instance I have just started learning about chess and find myself ...
4
votes
1answer
49 views

Study of recollection of drawings based on labels

I remember stumbling across a very interesting study/experiment a few months ago. Now I want to try to find it again. Unfortunately I cannot for the life of me recall the name of the experiment nor ...
5
votes
1answer
103 views

How to interpret a BBC news article on the effect of race on intelligence?

In spring 1998, Robert Plomin claimed to have discovered a gene linked with intelligence. More recently, the Human Genome Project was cautious when approaching areas implying racial differences since ...
0
votes
1answer
114 views

Is there a name for highly aggressive non-violent people?

I know an individual who has incredibly aggressive mannerisms including snatching things, raising voice and speaking with a very aggressive tone of voice. However, since this person is completely non-...
3
votes
2answers
456 views

The psychology of nymphomania

So this is a question that requires maturity and discretion. I present it as an authentic point of research for a class I am taking. I understand the basic principles of mania, psychomania, and ...
3
votes
2answers
56 views

Reconciling one-dimensional valence with distinct mechanisms for reward/punishment

It is a widespread notion in psychology that there are two dimensions to emotion: valence (aversiveness or attractiveness of some entity) and intensity. However, recent experimental studies in ...
3
votes
0answers
410 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 ...
2
votes
2answers
100 views

Perception of abrupt noise

First question - sorry Cognitive Science is a closed book to me so I hope someone can give me an insight into this phenomenon. We have a child's toy that is activated by clapping of the hands. To me, ...
0
votes
1answer
85 views

What is the effect of irrelevant reading after study on memory consolidation?

I heard and experienced a little that unconscious mental processes involved in storing memories work really well when you are not thinking about your study subject during rest. However, I'm not sure ...
2
votes
2answers
97 views

How to test for malingering in criminals trying to deny capacity for criminal responsibility?

Psychiatrists and psychologists are often tasked with assessing a criminal defendant's competency to stand trial or his capacity for criminal responsibility. What objective tests are useful for ...
2
votes
1answer
56 views

Why is it easier to search memory for words starting with a particular letter than for words with that letter in a later position?

Tversky & Kahneman (1974) asserts that it is so, and some scrabble-playing experience convinces me that it's true. However, I've never seen an explanation of why it is true. I assume it has ...
3
votes
1answer
64 views

Finding consciousness through EEG

I've read an article about the consciousness in vegetative patients. Adrian Owen is one of the neuroscientist making research on this field. The article published on "Le scienze" was about the usage ...
2
votes
0answers
23 views

How can I embed language proficiency assessment within an unrelated experiment design?

I'm in the process of designing a self-paced-reading & a grammaticality-judgment-task experiment, which should be performed by second language learners. It is crucial to the study is how the ...

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