Electroencephalography (EEG) is the recording of the brain's spontaneous electrical activity electrical activity from multiple electrodes placed on the scalp.

learn more… | top users | synonyms

7
votes
1answer
87 views

Phase locking value (PLV) between $x(t)$ and $x(t-T)$

I have been trying to calculate PLV using the hilbert transform (reference). To test if it even works or not, I calculated PLV between $x(t)$ and $x(t-T)$. i find that it drops to zero very quickly as ...
6
votes
0answers
59 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?
5
votes
0answers
49 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; ...
4
votes
0answers
31 views

What cognitively interesting event-related potentials at FP1, FP2, TP9 or TP10 can be measured with consumer-grade EEG hardware?

I'm looking for cognitively interesting event-related potentials at places like FP1, FP2, TP9 or TP10 that can be measured with consumer-grade EEG hardware. Right now I have an Interaxon Muse EEG and ...
3
votes
0answers
22 views

Neurophysiological indications of focus and motivation

Is there any way to detect a subject being focused or highly motivated (assuming that these two states are essentially the same) using any sort of external detection, such as fMRI or EEG? How would ...
2
votes
0answers
35 views

Dependancy EEG signals from regions of the brain

When we record an EEG signals , we apply an ICA on it , this algorithm assumes that the sources of signals are independent , could I assume that each region in the brain work independently , i.e the ...
2
votes
0answers
40 views

Detecting signs of dementia in EEG signal

I would like to know, how dementia can be recognized in the EEG signal of patients with dementia. What I have found so far: According to (Henderson et al., 2006) subjects with dementia are ...
1
vote
0answers
47 views

Isolating the desired event in EEG signals

When we took an EEG data from subjects, does the subject have to be in "neutral state" i.e there is no anger, no sadness, no happiness ...etc. and they also in situation that they neither do any ...
0
votes
0answers
11 views

Remotely Sensing Brain Waves

Does anyone know of a way to remotely sense brain waves - some method which is non-invasive and does not make use of a cap like EEG?
0
votes
0answers
26 views

Topics for short-term EEG project, and sources for freely available EEG data

I am doing a three-month EEG analysis project where I need to be able to predict something by statistically analysing the EEG data. What are some candidates for topics or analysis techniques that ...
0
votes
0answers
17 views

Is there an inexpensive, consumer version of this Fp1 Reading dry EEG?

Is there any, publicly available system like the one used at Keio Univeristy, that cost less than $1000? ...
0
votes
0answers
27 views

What is the relation between general and linear prediction in espicifice and Evoked Potentials signal behaviour?

Prony's Method based on Linear Predictione , which is used to model an Evoked Potentials signal , my question is what is the relation between prediction in general , and linear prediction in ...