Questions tagged [cognitive-neuroscience]

For questions regarding the study of the underlying neural substrates of cognition, especially those at the crossroads of psychology and neurobiology

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2
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1answer
139 views

Length of neuro-physiological signals of emotion compared to feeling time

In "Determinants of Emotion Duration and Underlying Psychological and Neural Mechanisms" by Verduyn et al. discuss how certain physiological signals are outlasted by actual feelings: In particular, ...
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4answers
19k views

What is the relationship between identity and personality?

I would like to know whether identity and personality are the same thing, as they both answer the question of who you are. Nevertheless in a cognitive approach, identity is considered a part of ...
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1answer
3k views

Difference between the cingulate gyrus and the cingulate cortex

I am doing an analysis of the brain of the Creature in Frankenstein by looking at its actions and experiences from a scientific perspective. For this, I was wondering: What is the difference between ...
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1answer
60 views

Books on Neurological functions?

Are there any books anyone can recommend that do not have any or much in the way of prerequisites but go through the anatomy of the central nervous system while laying out in detail the functions of ...
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1answer
59 views

Any study related to intimacy with nature and link with how it affects hormones or other chemical equations of brain?

I was looking for some research study that links activity/response of brain stimulated due to natural scenery (or walk but i guess that is more implausible situation just to track what is going on in ...
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1answer
75 views

Marr's analysis for ball pursuit

Marr (1982) identified three levels at which we can describe information processing systems, including the human mind: the computational level, the algorithmic/representation level, and the ...
5
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1answer
189 views

Do non-human primates exhibit the Kiki/Bouba effect?

After understanding that cats cannot experience the Kiki/Bouba effect, I wonder if smart non-human primates can experience it. There is evidence suggesting that Chimpanzees associate high pitch with ...
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1answer
86 views

Searching for real biological neuron firing data [numeric] [closed]

I am searching for real neuron firing data, so I can look at each neuron for fire timing (frequency) and incoming/outgoing signal-strength. I already found short youtube videos of real neuron firing ...
3
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2answers
431 views

How often are complex networks and graph theory useful in computational neuroscience?

Complex networks and graph theory seem like they would be important for computational neuroscience, but they don't come up in the literature as often as I would expect. I'm wondering how frequently ...
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0answers
186 views

Which is more important for computational neuroscience: differential equations or linear algebra? [closed]

I know that they are both used in computational neuroscience. However, I am trying to optimize my studying, so it might be useful to know which to focus more time upon, at least in the beginning.
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0answers
43 views

Is there evidence to suggest that one's epistemic preference is fixed or is flexible?

We know that there are methods of obtaining knowledge. These being: Observation or experience. Reason or Logic Modelling Testimony. Authority. Truth by message. Some call this epistemic ...
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0answers
149 views

Unconscious Racial and Gender Biases: The role of IAT

Recently the term unconscious bias, referring to race and sex, has increasingly appeared in the media. It appears that the support for these terms come from research conducted using the Implicit ...
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1answer
2k views

Does Computer science has any role to play in Cognitive science? [closed]

Does Computer science(or computationalism) has any role to play in Cognitive science or Creativity studies?
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0answers
109 views

Is there a fundamental difference in the way we think while writing when compared to speaking?

I had a discussion with my friend recently about slip-ups in speech - the ones where you intented a gramatically correct sentence but somewhere between the conscious mind and your mouth a (usually ...
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2answers
815 views

Where can I get data on lie detection and brain activity?

Are there databases or data sets that contain metrics about lie detection? The data would include variables such as: Did the subject lie? (0 or 1 variable) Brain activity measures (fMRI, EEG) when ...
4
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0answers
344 views

What neural mechanism explains the phenomenon that bad memories fade faster than good ones?

Several studies have suggested that negative memories fade faster than positive memories: Walker, Vogl and Thompson (1997) had the subjects kept dairy during a 3-month period, and rated the events on ...
6
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2answers
392 views

Apart from sleep, does the brain needs rest?

I am a graduate student in CS, and naturally, I take several breaks a day from studying, but I feel that most of those breaks are habit-influenced and that I do not absolutely need to get off my seat ...
2
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1answer
240 views

Can people improve their memory by training themselves to recall previously forgotten memories?

Apparently, somebody has recalled previously forgotton memories and become able to speak fluent french after a coma. I'm wondering if people can also train themselves to be good at recalling ...
2
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0answers
42 views

Alzheimer's, Mulla Nasrudin and disjunction of cognition and personal identity [closed]

I was reading a paper discussing the persistence of self in advanced Alzheimer's Disease Persistence of Self in advanced AD and was struck by the similarity of one contradictory account to an Idres ...
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0answers
44 views

Interpretation of Halstead-Reitan Impairment Index Parameter

How does one best interpret the Halstead-Reitan Index ranging from 0.0 to 1 ? How closely is this assessment of neurocognition subsequent to injury correlated to structural arrangement of the brain ...
6
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3answers
308 views

Thinking with organs/systems other than the brain

Neurohormones are produced in many different bodily systems other than the brain--skin, intestines, stomach, etc. Has there been any research suggesting whether or not some people might actually ...
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0answers
171 views

Post-coital effects on human cognition [closed]

I often see couples fight after sex. Why is this? Is there an actual biological effects (release of endorphins or other hormones) post-coitus (or post-orgasm) that would increase irritability in an ...
2
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2answers
91 views

What is meant by this theory that there are only 3 possible kinds of cognitive loads?

I don't understand this theory that states there are only three kinds of mental loads: The theory is that there are basically three different kinds of demands or loads that you can make on a ...
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2answers
2k views

What's the difference between computational neuroscience and systems neuroscience?

I'm an engineer, interested in mental machinery, to imitate cognitive capabilities of the human mind into primitive artificial models. In this case, cognitive neuroscience (CogN) is something, ...
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2answers
232 views

Why is Potassium(K) important to neurology & the brain?

When researching the pharmacological mechanisms of action and interactions that various psychotropic drugs, poisons, neurotoxins, etc. have on the brain: I frequently see off-hand references to the ...
2
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2answers
121 views

What leaps in technology would be needed to scan the total state of the human brain? [closed]

What technological leaps would be necessary to capture the absolute state of the brain? This would need to include: a representation of each neuron a representation of each neural connection the ...
16
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1answer
1k views

How do we hear our inner voice?

How do we perceive inner speech? Does it follow the same neural pathways as normal acoustic speech? If yes, what is the extent of overlap between the two neural pathways?
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0answers
61 views

How are abstract relations represented neurally?

It is known that concepts with similar attributes (color, shape... Etc.) are represented in a similar manner in the brain. However, is there any evidence of abstract relations, such as the as causal ...
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1answer
1k views

How does the brain structure 3D visual data?

Adobe Illustrator has taken over five minutes (and counting) to render a vector 2D image rotated 18° in 3D on my computer. And yet, I and nearly anyone else can easily visualize the subject rotated ...
3
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0answers
51 views

Is there any study about the impact on the continuous use of predictive keyboard by neurologically and psychologically health individuals?

As there is evidence of massive-scale emotional contagion through social networks, I'd like to know if any study has been made regarding predictive keyboards. Given the popularity of predictive ...
2
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1answer
340 views

Is it possible to read words a person thinking about via EEG headsets?

There are now a number of EEG headsets that can capture bran signals and give you raw EEG data from brain. EPOC Emotiv is one the famous one with I guess 14 channel. Now as the title of this post ...
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1answer
816 views

How do people with a split brain experience reality?

Some people with severe epileptic seizures have the connection between their two brain halves cut. How appears reality for them, and why does this procedure helps them?
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2answers
335 views

Can normal brain activity arise from no (or random) brain activity?

I wonder how stable the brain is as a dynamical system. In other words, how important the state (current activation) of the brain is for its further functioning. Would the brain recover from a state ...
2
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0answers
139 views

EEG electrode cluster selection

Is there a good review paper on electrode selection in EEG analysis to avoid the problem of double dipping (Kilner, 2013)? This is a well documented issue in neuroimaging (Kriegeskorte et al, 2009; ...
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1answer
2k views

What is the information storage capacity of the human brain?

Related/bonus points: I seem to remember reading about some equation that states the amount of information that can be held by a neural network with n neurons in it arranged in l layers, or something ...
5
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1answer
138 views

Importing EGI eeg binary format data into R?

Are there R packages/functions for importing EGI eeg data format into R?
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2answers
373 views

Can LSD connect sensory regions in the brain?

How is it possible that after using LSD you can hear sounds and see colors? I have my own experience with this phenomenon. When I´m lying totally relaxed in bed and suddenly a door is closed loudly, I ...
6
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1answer
171 views

If I think of a checkerboard, is there a similar structure to see in my visual cortex?

When I´m imagining a checkerboard in my mind, can one find, with all kinds of fancy equipment, a corresponding figure in the area of my visual cortex? For example, the neurons firing in such a way as ...
4
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1answer
307 views

Is there a scientific opinion about the connection between Asperger Syndrome and AD(H)D?

I have Aspergers and ADD. When I read autobiographies (most of all by female aspergers) I often think that they have actually at least a mild form of ADD or ADHD, too. A German doctor (Dr. Helga ...
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0answers
69 views

Is it known how the brain corrects the world-up-side-down-view of our eyes? [duplicate]

Because of our eye functioning as a camera obscura the light entering our pupils is hitting the retina of the eye in opposite directions. So what is left becomes right and right left and above becomes ...
4
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1answer
109 views

Why do hallucinations appear in depression?

We all know the stories of people who saw a miracle in the deepist troubles like gangsters who turned to faith - or an older example could be the miracles in jail in the Bible (Acts: Peter and Paul). ...
3
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1answer
1k views

LAURA/LORETA source localization in Matlab

Is there a Matlab toolbox for doing source localization using LAURA or sLORETA within Matlab (not requiring additional software like LORETA-KEY, etc.)?
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4answers
422 views

Can humans be reduced to a function?

Based on an article by UK Essays, we are nothing more than robots that operate based on our past experience and other factors like amount of neurotransmitters, hormones, and other chemicals, trying to ...
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1answer
138 views

Can the desire to change a romantic partner ever be satisfied?

Based on the typical relationship advise: "Don't try to change your partner" and such, I would say that many people want to see their romantic partners behaving just a little bit differently. It is a ...
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0answers
1k views

Does testosterone level cause more sexual dream content?

I have long been interested in dreaming, including how dream content can shed some light on brain chemistry. I did a search on the subject of testosterone levels altering dream content and see some ...
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1answer
39 views

I need good introductory texts/publications on brain networks and functional integration/segregation

I am a soon to be graduating applied mathematician interviewing for a research position soon in a lab considered with neurological imaging and association of brain networks with things like aging, ...
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3answers
121 views

Is it possible to quantify/measure the effect of certain medication on our neurotransmitters and hormones?

Is it possible to display the effect of taking for example Prozac on level of Serotonin and other neurotransmitters/hormones in the body? More generally speaking s is it possible to say: taking 1mg ...
4
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1answer
139 views

Are human behavior and brain dynamics well described as an optimization?

A very general approach to describe the dynamics of the brain is through differential equations. Instead, one could choose a more restrictive approach and describe it as an optimization. Can we assume ...
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0answers
30 views

What cognitive architectures out there combine multiple sensor streams?

It seems like most cognitive architectures are evaluated on toy problems that do not challenge more than one sense (usually the visual one). What neuronal cognitive architectures were evaluated in the ...
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2answers
251 views

Can electromagnetic fields be used to stimulate areas of the brain?

Recently I've come across an article from a questionable source called 10 Things An Electromagnetic Field Can Do To Your Brain. There are a lot of hints in this article that the writer doesn't have ...

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