[Eeglablist] Queries related to Feature Extraction from EEG data

AKSHANSH GUPTA akshanshgupta83 at gmail.com
Mon May 19 10:22:12 PDT 2014

Have u tried some feature selection methos?

On Sat, May 17, 2014 at 6:10 PM, Laxmi Shaw <laxmi.shaw22 at gmail.com> wrote:

> Dear EEGLAB List,
> I have extracted many features from EEG data. Features like mean,
> variance, kurtosis, skewness,
> Hjorth parameters etc. I am working on 64 channel data containing 64000
> samples each. So per subject I have a 64000*64 data-set to deal with and I
> have considered 34 subjects.
> After standard pre-processing,I have adopted constant segmentation for
> each channel. The segment width is 1 second(256 samples) with 50 percent
> overlapping. I have calculated statistical parameters as mentioned above
> for these small segments. In this way I have tried to reduce the data
> dimensionality to some extent. But I am unable to form a feature vector
> that i can input to some standard classifier or clustering tool.
> Please help with this problem. Please tell me whether my procedure is fine
> or I need to make some amendments. Above all please, help me form a feature
> vector that i can input into a classifier.
> Hoping for a positive response.
> -Regards
> PhD Scholar
> IIT Kharagpur,
> West Bengal
> Ph no-08388837821
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*Thanks & Regards...Akshansh Gupta*

*(Pursuing Ph.d ,  J.N.U,New Delhi-67)Contact no:  +91 9013927309,
+91 11-26741787,9899435903*
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