All Questions
Tagged with cognitive-neuroscience eeg
25
questions
0
votes
0
answers
41
views
Having issue in functional connectivity of difference matrix between patient group and control group
I am following a paper to calculate functional connectivity of difference between MDD (major depressive disorder group) and Control group. I am getting more connectivity in MDD as compared to control ...
4
votes
1
answer
146
views
How different is the neural activity in different individuals when they are doing the same tasks?
Today, we can measure EEG (or fMRI) in different individuals and use machine learning to predict their thinking. I want to know if the exact neural patterns (fMRI, EGG etc.) are still similar across ...
- 41
1
vote
1
answer
55
views
Electric communication between single neurons
It is believed that neurons communicate through neurotransmitters, released from multiple synapses and flow to the axon of the next neuron. But has it been shown if a single neuron communicate with a ...
- 11
2
votes
1
answer
48
views
Has there been any research on the visual uniqueness (in terms of brain activity) of numerals from 0 to 9?
I need to carry out EEG experiments with stimuli being images of 5 digits between 0 and 9. In order to select these 5 digits, I wanted to know if there has been any research work that measures ...
1
vote
0
answers
28
views
Active Sources Extraction
I am using the LORETA-KEY software for source localization, which gives as an output the current density of each voxel.
No voxel has zero current density, so which method should be used to decide the ...
- 11
3
votes
2
answers
202
views
Analyzing EEG time-frequency data in a factorial design
I am trying to find the best strategy to analyze a set of EEG time-frequency data from 24 subjects, using 64 electrodes. This is an exploratory study as I have no a-priori hypothesis on where or when ...
- 31
3
votes
2
answers
403
views
correction for multiple comparison over many ROIs
I would like to know how to correct a p value of a stiatistic when the same test was run over multiple regions of interest. The modality is MEG.
So, I have 4 Regions Of Interests, and I ran the same ...
- 31
3
votes
1
answer
47
views
How do I interpret an effect of electrode position in ERP research?
The example I have in my research is that both conditions show greater amplitude and latency in the parietal electrode sites than in the occipital ones.
I'm not sure how meaningful this is for my ...
- 359
2
votes
0
answers
224
views
How to analyse EEG files recorded from Brain Products V-Amp (Brain Vision Recorder)?
I have 3 files recorded from Brain Vision Recorder.
They are in the following formats:
.eeg
.amrk
...
- 21
3
votes
1
answer
471
views
How to denoise and get rid of 1/f trend of a PSD in an EEG synchronization experiment
I'd appreciate some help from you guys.
I'm currently analyzing an experiment where I've entrained participants to these frequencies:
Condition 1: 4.16Hz-8.33Hz
Condition 2: 2.77Hz-8.33Hz
...
- 31
2
votes
0
answers
32
views
Syncing up CPT device with EEG recording
I'm working on setting up an EEG experiment that will be going through a battery of various cognitive tasks. One of the tests is a Continuous Performance Task and to conduct that we'll be using a ...
- 21
2
votes
1
answer
361
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 ...
- 123
2
votes
0
answers
156
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; ...
- 361
5
votes
1
answer
152
views
Importing EGI eeg binary format data into R?
Are there R packages/functions for importing EGI eeg data format into R?
- 361
3
votes
1
answer
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.)?
- 361