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8 votes
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Physiology behind EEG measurements

EEG research all started with Hans Berger, who in 1929 reported that brain activity could be recorded by measuring electrical activity on the scalp. Although the notion of ‘brain waves’ that were ...
Robin Kramer-ten Have's user avatar
8 votes

Differential equations in psychology

The Hodgkin and Huxley model of neuronal firing is based on non-linear differential equations. A significant portion of research on sensation and perception is based on such models.
StrongBad's user avatar
  • 2,633
8 votes
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Open-source software for analyzing Electrodermal activity

I have found a list of Python and Matlab packages. I'll summarize them over here. As soon as I have gone through the packages, I'll provide some additional details. Online edaExplorer: Also in Python....
Robin Kramer-ten Have's user avatar
6 votes
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Freeware for measuring keystroke duration

Psychopy (http://psychopy.org) can do this. It can do it in two ways. Using iohub. Iohub is a crazy powerful way to get any information about any kind of input to your system, from keyboard, mouse, ...
Jonas Lindeløv's user avatar
5 votes

Where to post online psychology studies for participant recruitment?

After I had finished writing my master's thesis in 2015, I decided to (try to) tackle the problem of small sample sizes with a new approach. The goal was to develop a website that allows everyone to ...
Jonas's user avatar
  • 51
5 votes
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How to analyze event-related fMRI data with missing fMRI trigger in logfile?

I can see one case in which you still might analyze the data. This only works under three conditions: your paradigm has no variable durations of either stimulus presentations or breaks or others (or ...
awakenting's user avatar
5 votes
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Why compare a target group to a control group when population norms are available?

Say your juvenile offender are on average 16 year old boys from Britain, and the control group consists of (on average) 16 year old British boys who haven't done anything wrong. The only difference ...
Robin Kramer-ten Have's user avatar
5 votes
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What is the difference between RR-intervals and NN-intervals in HRV-data?

The difference is rather simple. NN-intervals refer to the intervals between normal R-peaks. During a measurement, artifacts may arise due to arrhythmic events or faulty sensors, for example (Citi, ...
Robin Kramer-ten Have's user avatar
5 votes
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John Calhoun's Mouse Utopia and Genetic Diversity

Quick (short answer) No, Calhoon did not account for genetic diversity in his experiments outlined in your question. Full answer Reading the article you mentioned, Calhoun (1962) started with wild ...
Chris Rogers's user avatar
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5 votes
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Should I look at the data of an experiment before the dataset is complete?

Short answer From an ethical standpoint, not including interim evaluations may be bad practice. Background I will start off with a more extreme case than in your question example, just for ...
AliceD's user avatar
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5 votes

Should I look at the data of an experiment before the dataset is complete?

gjacob is correct that optional stopping is a common research degree of freedom, and one that has a considerable and unfortunate intuitive basis. Yet, depending on the context of your research, AliceD'...
jsakaluk's user avatar
  • 286
5 votes

In general, how does one resolve two competing theories in Psychology?

Almost every pair of theories on that list sets up a false dichotomy. It is not an issue of one theory over another; at issue is how much different explanations apply to different circumstances. ...
Bryan Krause's user avatar
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5 votes
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Recommended resources (journals, blogs, etc) for nurturing a background of statistical/methodological rigour in behavioural science research?

There are various loosely-defined 'camps' among reform-minded methodologists, so you probably want to try to follow a representative of each. Andrew Gelman is a prominent landmark in this area, and ...
steveLangsford's user avatar
5 votes

How to answer questions that don't seem to be possible to be answered on a Strongly disagree - Strongly agree scale and what's their point?

Really good question - I've had this exact conversation with a student. It's important to understand that mature scales are validated: In the fields of psychological testing and educational ...
Arnon Weinberg's user avatar
  • 19.7k
5 votes
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Is there a list of large-scale, free datasets with psychological variables?

Participants at the last meeting of the Society for the Improvement of Psychological Science developed a list of >100 such datasets with some metadata such as topic, country, total number of ...
Cameron Brick's user avatar
4 votes

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

I just found out about ICAR. The International Cognitive Ability Resource is a public-domain assessment tool which aims to encourage the broader assessment of cognitive abilities in psychology ...
Jeromy Anglim's user avatar
4 votes

Open source software for running Internet psychological experiments that collect reaction time data

This is in development within PsychoPy. Porting has begun on the Python lib underlying PsychoPy into a JavaScript lib (PsychoJS) and the Builder graphical interface can now generate the necessary html/...
Jon's user avatar
  • 201
4 votes
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In what order do you preprocess EEG data?

You kind of have to do some kind of baseline correction first (or a highpass filter on the unepoched data) because of slow drifting. Lowpass filtering before artifact rejection is fine as long as you ...
K A's user avatar
  • 981
4 votes

Differential equations in psychology

A large and notable area within psychology to which differential equations are central is dynamical systems theory. It is widely applied to cognitive science. Differential equations are used to ...
huh's user avatar
  • 755
4 votes

How to measure galvanic skin response with wearables?

A system that I am currently testing is the MoviSens EdaMove. The system consists of a small device that can be attached to the arm, and two electrodes to measures EDA at the palms of your hand. The ...
Robin Kramer-ten Have's user avatar
4 votes
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How to measure galvanic skin response with wearables?

iMotions has a pocket guide on GSR targeting a layman audience (believe the PDF you can request might be more up-to-date). One key thing to point out is (emphasis added): Our body has about three ...
Steven Jeuris's user avatar
  • 3,523
4 votes
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How to calculate absolute power for EEG from power spectra density?

I had to do some searching to be able to answer this question. As a matter of fact, a similar questions was once asked on Signal Processing. To make the explanation more laymen-like, I think the ...
Robin Kramer-ten Have's user avatar
4 votes

How to track eye movements with electrodes?

I believe this tutorial covers exactly what you are looking for. It describes how to use a relatively cheap kit ($150) to detect eye movements and eye blinks. It includes software and hardware ...
Josh's user avatar
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4 votes
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How exactly does transcranial direct current stimulation (tDCS) work?

I'm not sure at what level of sophistication you expect this answer, but the basic theory of how tDCS works at a cellular level is that neurons oriented roughly parallel to the electric field lines ...
against very long user names's user avatar
4 votes
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What is the best unobtrusive and objective method to measure mental workload?

There are different parameters you can use, but as the question is not clear what exactly you want to do , I think with EEG and Task Load Index (TLI) you are good to go. The Task load index (TLI) ...
Majid khalili's user avatar
4 votes

How do Terence Tao's "three stages of rigorousness" relate to cognitive science?

Mathematics is the abstract science of number, quantity, and space, either as abstract concepts (pure mathematics), or as applied to other disciplines such as physics and engineering (applied ...
AliceD's user avatar
  • 20.7k
4 votes
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How to report a quasi-experiment in APA?

The distinction between experiment and quasi-experiment is often made in undergraduate psychology courses. In general, the term quasi-experiment is used to identify studies that fall short of a ...
Jeromy Anglim's user avatar
3 votes

Nobel Prize in Cognitive Science

To the best of my knowledge, there is one and only one psychologist who received the Nobel prize: https://en.m.wikipedia.org/wiki/Daniel_Kahneman The prize was awarded for economy. So, it's possible ...
ElenorDavey's user avatar
3 votes

Which commodity technologies offer useful neuroimaging data?

The question is a little vague, but here is a partial answer. There are a number of EEG systems available that are low-cost. Examples include Emotiv's EPOC System and the OpenBCI project. The former ...
Doctorambient's user avatar
3 votes

Does the International Affective Picture System (IAPS) contain weapon stimuli?

Use the MAPS https://www.ncbi.nlm.nih.gov/pubmed/26255051 You can request from Auburn Univeristy
Mike's user avatar
  • 31

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