[Eeglablist] Rounded values after EDF export

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Fri Apr 4 19:29:04 PDT 2014

Dear Roser,

To the nearest integer!?
Just in case, could you check this: you import data, process it, export as
EDF, and import it to EEGLAB again. Do you see the same integer array?


2014-04-03 5:30 GMT-07:00 Roser Cambrodí <rcambrodi at gmail.com>:

> Dear colleagues,
> I'm using EEGLAB to remove by eye some artifacts of the original EEG
> signal. I've found that, when exporting the signal after artifact removal
> as an EDF file, and then looking at the physical values of this file, these
> values turn out to be the physical values of the original signal rounded to
> the nearest integer.
> The question is: is this done intentionally by EEGLAB?
> If not, is there a way to prevent it?
> Thank you very much in advance,
> Roser
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Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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