9
votes
Accepted
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....
5
votes
How to ask in a survey for emotional vs. rational personality
I know that Helen Fisher, who is a love researcher, has developed a four factor personality model where two of the factors are quite relevant to your question. See (Fisher et al, 2015) for some ...
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'...
5
votes
Accepted
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 ...
5
votes
Accepted
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 ...
5
votes
Accepted
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, ...
4
votes
Accepted
How to randomise order of survey items in Qualtrics where some items have to appear together?
There is probably a better way of doing this, but you could probably do this using the block feature in Qualtrics. For example, I often do this when I have several multi-item scales. Each scale is a ...
4
votes
Accepted
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 ...
3
votes
Open source software for analyzing Heart Rate Variability (HRV)
A variety of packages exist that allow the calculation of these metrics. I will describe these packages by category:
Software
Kubios is a program from Finland that has a nice GUI, in which you can ...
3
votes
Should I look at the data of an experiment before the dataset is complete?
This is an important question! This practice ("optional stopping" if you stop collecting data based on your early analyses, or "peeking" if you continue collecting data) is considered a bad idea ...
3
votes
How to look for correlations between heart rate and eda
HRV measures
Measures of heart-rate variability (HRV) are primarily calculated with the Inter-beat interval (IBI), also referred to as RR-intervals or NN-intervals (see this question). Some variables ...
3
votes
Accepted
Does the Structured Clinical Interview for the DSM contain a Global Assessment of Functioning measure?
I couldn't find the SCID anywhere on the web. So i did some digging I found one literature search that used the DSM SCID as an example of a semi-structured interview from which GF data could be found (...
3
votes
How to fit averaged data to obtain a single psychometric function?
Short answer
Averaging psychometric curves may not be the preferred way to pool psychophysical data.
background
Typically, extracted gold-standard outcome measures from the psychometric curves will be ...
3
votes
What tools are available for EEG analysis on the R platform?
For the sake of completeness:
eegkit, see https://cran.r-project.org/web/packages/eegkit/index.html
For "historical purposes" perhaps the following could also be of interest, although development ...
3
votes
What tools are available for EEG analysis on the R platform?
I was searching for alternative when I fell on this post. Here are a few others
eegUtils , the same author has a blog that might be of interest to you for further reading here
I also found eegAnalysis ...
3
votes
Categorization studies with a procedure similar to Shepard et al (1961) and Medin & Schaffer (1978)
Of course, the type of data you use depends lot on what your model purports to explain. The way i take your question, you are looking for straight up artificial classification learning experiments. ...
3
votes
Is there a list of large-scale, free datasets with psychological variables?
Here this question on the psychology & neuro exchange has several cognitive test datasets.
Online data repository of research in the cognitive sciences
2
votes
Is there a database of disgusting images for stimuli for experimental study of disgust?
There is one for Trypophobia Image Detector - Browser Plugin using Deep Learning (repo: https://github.com/cytadela8/trypophobia).
Download the data set v2 prepared in 2017-09
Note: The ...
2
votes
Open fMRI data?
There was recently an issue about repositories for neuroimaging data. I just copied the table listing all of them from this paper. (Feel free to add links, I will do so when I have more time.)
Title, ...
Community wiki
2
votes
Accepted
Implementation of Bayesian inference on cognitive science research question
A good starting point is probably Alex Etz's Understanding Bayes blog post series. He also co-authored a related paper that should be a great starting point: How to become a Bayesian in eight easy ...
2
votes
What does fMRI data look like after pre-processing?
The MRI signal is a small electrical current induced in the receiver coil by the precession of magnetization during resonance, i.e., a manifestation of Faraday's Law of Induction, wherein a changing ...
2
votes
Open data for behavioral psychology experiment?
There are some example data sets associated with these tutorials https://osf.io/pbwx8/
See 'get_all_data.R' in the tutorial subdirectory.
You might also be interested in some of the surrounding ...
2
votes
Brain network datasets
If you create an (free) account at: https://db.humanconnectome.org , I believe you should be able to find connectomes through here.
It seems like a bit of a hassle to download the files though (and ...
1
vote
Accepted
What type of data can we get from fMRI to calculate correlations?
The BOLD response is used in fMRI to provide a quantified measure of activation: https://en.wikipedia.org/wiki/Haemodynamic_response. It is based on the ratio of oxygenated vs. non-oxygenated blood, ...
1
vote
How do I choose the correct sigma when applying a Gaussian filter to a fixation density map?
Yes, they almost certainly mean visual degrees. I presume you know how to calculate visual angles at the distance of your display and how to transform your eye tracked data to that coordinate system.
...
1
vote
Accepted
Study on the learning of programming concepts in pre-university students
If you want to report the dispersion, add some error bars, or better do a box plot, or even violin plot, but the latter require understanding of less introductory concepts (for tuning purposes). For a ...
1
vote
Where can I find experimental data supportive of the Hick-Hyman law?
In Hyman (1953) the following data is shown (Fig.1). The bits of information were the number of choices in an AFC task, where 1 to 8 alternatives corresponded to 0, 1, 1.58, 2.00, 2.32, 2.58, 2.81, ...
1
vote
Accepted
Searching for real biological neuron firing data [numeric]
The website crcns.org hosts open source data recorded from neurons in various brain areas.
1
vote
How to compare IAT (Implicit Association Test) results of two different groups?
I assume IAT gives you a score for each person.
I imagine you could just do an independent groups t-test to assess whether the means of the two groups significantly differ.
1
vote
Open magnetic resonance imaging datasets on psychosis?
The Australian Schizophrenia Research Bank (http://www.schizophreniaresearch.org.au/bank/research-information/information-on-datasample-availability-for-researchers/) has an 'open' database of ...
Only top scored, non community-wiki answers of a minimum length are eligible
Related Tags
data × 69methodology × 12
statistics × 12
analysis × 10
eeg × 7
measurement × 6
experimental-psychology × 5
fmri × 5
cognitive-psychology × 4
neuroscience × 4
emotion × 4
survey × 4
reproducible-research × 4
cognitive-neuroscience × 3
psychophysics × 3
electrophysiology × 3
software × 3
signal-processing × 3
task-analysis × 3
workload × 3
learning × 2
abnormal-psychology × 2
neural-network × 2
experiment-design × 2
correlation × 2