5
votes
0answers
80 views

Is the logic of self-reported thoughts related to psychological disorders?

Depression seems to be a disruption in thought patterns. In particular, it is characterized by repetitive thoughts. Is it possible to characterize psychological diseases by looking at the logical ...
5
votes
0answers
44 views

Is association, conditioning, and symbolic learning the same thing?

Symbols and Communication: At some point in human history, we developed communication. Our brains were able to understand that things stood for something else. For example, the sound we make when we ...
5
votes
0answers
44 views

How to compute auditory steady state responses?

Simple question: How does one usually go about computing an auditory steady state response (ASSR)? I have data where speech was amplitude modulated to a 40 Hz sine tone. There's 3.5 minutes of data; ...
5
votes
0answers
72 views

What is it about the nature of slow-wave sleep that makes it difficult to awaken the sleeper?

In humans, delta wave sleep ("slow wave" sleep, stages III and IV by AASM criteria) is more common in children and becomes only a small percentage of total sleep time in adults. Cortical EEG waves ...
5
votes
0answers
49 views

What are the common nutritional deficiencies in western countries related to reduced mental performance?

What are the common nutritional deficiencies in western countries related to reduced mental performance ? I've heard about omega 3, folid acid, and vitamin D deficiencies, the last two are now reduced ...
5
votes
0answers
87 views

How to teach parents to apply early childhood interventions to improve cognitive outcomes in children?

I've watched the "My Brilliant Brain: Born Genius" documentary where they refer to the Abecedarian Project, in that investigation, a group of children that were exposed to early childhood education ...
5
votes
0answers
74 views

Do widespread brain toxins explain violence rates?

Saw this: http://www.motherjones.com/environment/2013/01/lead-crime-link-gasoline Lead emissions from tailpipes rose steadily from the early '40s through the early '70s, nearly quadrupling over ...
5
votes
0answers
129 views

Can lucid dreaming detract from the recuperative effect of REM sleep?

Imagine you mastered lucid dreaming, so you have a lucid dream every night. You might want to use this phase to do creative work or problem solving. Would this have a negative influence on the ...
5
votes
0answers
90 views

How can I test whether Dorsal Raphe Nucleus(DRN) activity at night is related to variations in mood?

I'm reading this paper, which discusses Serotonin activity in the Dorsal Ralphe Nucleus(DRN), and even includes some mathematical models of how serotonin is released and reabsorbed. The paper states ...
5
votes
0answers
36 views

Rated model of driving-related processes and objects

The SEEV-Model for predicting the distribution of visual attention contains a parameter called 'value' which represents the importance of a certain area of the field of view concerning a given task ...
5
votes
0answers
221 views

Effects of alcohol on muscle memory

Muscle memory (also referred to as "motor memories") is a form of procedural memory, which is a form of implicit memory. Studies seem to have shown that alcohol has no significant effect on implicit ...
5
votes
0answers
215 views

Are presence questionnaires valid in a between-subjects design?

Usoh et al. (PDF) applied presence questionnaires (which are usually designed to measure one's feeling of presence in a virtual environment) in both a virtual and a real world environment in a ...
5
votes
0answers
111 views

Chunking Patterns and Enjoyment of Applying Patterns

I've been reading a book "The Theory of Fun in Game Design" it talks about two concepts of psychology that I wanted to confirm are true. The writer the book isn't a psychologist. The two concepts ...
5
votes
0answers
40 views

What is the state of the art in computerised coding of Thematic Apperception Tests (TATs)?

Thematic Apperception Tests (TATs) involve showing test takers pictures and getting them to write stories based on the pictures. Coding such stories for themes and traits can be complex, ...
5
votes
0answers
99 views

What processes underly confidence ratings in cognitive decision-making?

Many experiments in cognitive psychology and other domains ask for confidence ratings (e.g., on a 0-100 scale, 100 meaning "I'm sure I experienced this stimulus"). What accounts describe how these ...
5
votes
0answers
135 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 ...
4
votes
0answers
28 views

Which statistical tests to use when analyzing NASA TLX?

The NASA Task Load Index (NASA-TLX) is a subjective, multidimensional assessment tool that rates perceived workload. A set of different scales (Mental Demand, Physical Demand, Temporal Demand, ...
4
votes
0answers
48 views

How does the alpha brain wave frequency range distribute over the population?

Alpha brain waves show up in your EEG when you close your eyes. Alpha waves are brain waves between 8 and 13 Hz. How does this frequency range distribute over a population of people?
4
votes
0answers
28 views

Is there an experiment where participant tries to move object with brain-machine interface and object is moved by someone else?

Psychological experiment where subjects are first taught to move a object just by thinking about moving it (subject's brains are being read with a machine that moves the object). Then the object is ...
4
votes
0answers
22 views

Research connecting reflection/introspection in computing and metacognition

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 ...
4
votes
0answers
55 views

What to do when you have a speed-accuracy trade-off in your data?

Many studies report that a speed-accuracy trade-off (SATO) did not occur in the data since there is a positive correlation between RTs and error rates. In other words, people took longer to respond ...
4
votes
0answers
36 views

Psychology of brand names

Marketers use the fact that different letters are associated with different mental images and emotions when they create brand names. Studies show that letters and their combinations produce ...
4
votes
0answers
86 views

Body Language: Why do we give each other the grumpy/frowning fake smile?

I've recently become aware of this - I kinda knew I was always doing it, but just now it got me self conscious and thinking about it: When crossing paths with a stranger, you are supposed to be ...
4
votes
0answers
43 views

Trying to understand equations in Karl Friston article

I am trying to understand a neuroscience article by Karl Friston. In it he gives three equations that are, as I understand him, equivalent or inter-convertible and refer to both physical and Shannon ...
4
votes
0answers
54 views

What would happen if you saw no form of light for a year?

It's proven that low levels of dopamine result in depression, anxiety, etc. And low levels of dopamine just means a lack of production or intake by the dopaminergic receptors. If the lack of happiness ...
4
votes
0answers
37 views

For binary (spike train) signals, take FFT of signal or autocorrelation of signal?

I want to characterize a binary time-series signal x (derived from neuron action potential data) in the frequency domain. Should I use the FFT of the original signal x, or the power spectrum (FFT of ...
4
votes
0answers
18 views

Is it possible to imitate two way communication between a brain and a limb?

Human muscles are controlled by action potentials that travel along the nerves. Below is an image of a train of action potentials that are decoded by the brain into a sensation or interpreted by a ...
4
votes
0answers
86 views

Why do some days feel fast and others feel slow?

As per the title, why is it some days it just feels like a day can go so fast, yet other days can feel slow? Every day has the same amount of hours, minutes and seconds after all. What is the actual ...
4
votes
0answers
34 views

Notable work in social or personality psychology regarding social networking?

Today most of the people spend a lot of time socializing. What people post on Facebook/Twitter or any other social platform directly or indirectly reflects a person's psyche. I've developed a habit of ...
4
votes
0answers
74 views

Does data support Domhoff's neurocognitive theory of dreams?

Background: A friend described consistent feelings and themes during a dream. It is my understanding that the contents of our dreams are our subconscious/unconscious/preconscious processing stimuli ...
4
votes
0answers
43 views

How is the focal point determined when looking into a clear sky?

When looking into a clear blue sky, no cloud, birds, trees or any object to give a frame of reference. When a person is actively looking, as opposed to day dreaming or gazing. The sky goes for a long ...
4
votes
0answers
81 views

Solving T-shaped maze (probability learning): differences between rats and humans

From Jonah Lehrer's book "How We Decide", he mentions the experiments with rats and Yale undergraduates. I found the paper that (presumably) matches the experiment of rats. Brunswik, E. (1939). ...
4
votes
0answers
32 views

What kind of feed-back scheme is there for a back-propagation feed-forward ANN for self-learning of touching a coordinate with robot arm?

I'm a beginner in this topic and are learning how to build an artificial neural network and different types of training associated with them. Right now, I'm trying to figure out self learning. For ...
4
votes
0answers
149 views

Is “Biophysics of Computation” still a good book?

To begin with, I hope this is the right place to ask - if not, please don't be too mad about it :) Currently I'm studying mathematics (2nd year) and I think I'm pretty into neuroscience. To "test" ...
4
votes
0answers
66 views

Does winning the Fields medal decrease subsequent research achievement?

I just stumbled on this summary in Slate of a study by Borjas and Doran (2012, FULL TEXT PDF). To quote the summary: According to a new study by Harvard's George Borjas and Notre Dame's Kirk ...
4
votes
0answers
74 views

Can asking a leading question in a poll change the opinion of the respondent?

Poll* questions if phrased in a way to suggest a fact to the reader, may force the person to think of explanations to support the view expressed in the question. This belief may then last on its own ...
4
votes
0answers
33 views

Derived knowledge from periodicity of harmonic motion?

This question is the third in a series, after: 1. Improved Typing as a result of slight movement 2. Neural Processes of Inducing Flow Background: Pseudo-random, 'swaying', motion appears to ...
4
votes
0answers
75 views

What is the psychology behind the need to be the centre of attention?

In conversations, there are often times when a member of the group will consistently divert the conversation back to their own topic (often to do with them). A 'pseudo-conversation' example: ...
4
votes
0answers
28 views

Are there modern cognitive techniques for dealing with searching for information online?

"Google it" is a common response to questions nowadays, and it indicates that people are more and more reliant on the internet for all kinds of information. Frequently this information is not ...
4
votes
0answers
33 views

Current directions in emulation theory

Over the decades there have been several theories from various aspects of cognitive science that have appealed to a link between perception and action as a way of understanding information processing ...
4
votes
0answers
63 views

What is the effect of routine versus demand driven sleeping of babies on long term sleep habits?

Comparing two methods of child raising: Routines: When babies are raised in a framework of a timetable; duration of feeding and nap times are scheduled. Demands: Where babies are demand fed, they ...
4
votes
0answers
77 views

Are we to a point in research that we can correlate measurable phenomena with brain changes?

Given that Long Term Potentiation (LTP) is the process of improving synaptic efficacy. Given that within a lab, the strength and repetition of stimulus on the brain can be linked with the priming of ...
4
votes
0answers
46 views

Resource on how to effectively develop within-subjects vignette based study

Background: Where I used to work fellow researchers used to have a task known as the CV task. The task required participants to answer a number of questions about a set of CVs (e.g., is this a good ...
4
votes
0answers
164 views

What is the cognitive basis for a sudden loss of confidence in social/professional interactions?

This question is similar to this earlier question, but from a very different viewpoint - what I am asking here is, what is the cognitive basis for a sudden loss of confidence? For example, if a ...
4
votes
0answers
307 views

Can bipolar disorder be considered a malfunction of the “love circuit” in the human brain?

I've not so long ago read a book on depression by a Russian psychiatrist Vladimir Levi. The book's title can be roughly translated as "Not only depression, but a pursuit of mood". I have not been able ...
4
votes
0answers
53 views

What is the neurological mechanism behind the “fear of failure”?

Sometimes, the fear of failing at something can be debilitating, and more often than not present a barrier for that person to even try new things - the locus of the fear can be quite different between ...
4
votes
0answers
52 views

To what degree does environment govern the severity of symptoms in schizophrenia?

From what I understand about the physiology of schizophrenia it is thought to be caused by chemical imbalances resulting from genetic factors, fueled by environmental factors. I've garnered that ...
4
votes
0answers
42 views

What neurological processes occur with 'revulsion'?

As the title asks, what neurological processes occur when we feel revulsion? By revulsion, I mean the involuntary and voluntary physical and psychological responses far stronger than the aversion ...
4
votes
0answers
56 views

Are people less bothered by problems they create for themselves?

I notice that I am more annoyed by problems when I am not the one that created them. Two examples would be Cleaning up someone else's mess is much more annoying than cleaning up my own When ...
4
votes
0answers
49 views

How can I prime aversion to conflict?

I'm looking for a way to prime subjects in an experiment to dislike exposure to conflict (arguments, anger between people, incivility, etc.). Does anyone know of a good method for this?

15 30 50 per page