Hi,
More general question:
What is the most convenient way to extract raw voxel time-course
(before modeling)? I didn't find any appropriate extension. In
addition, as far as I understand, Marsbar extracts time-course per ROI
(and not per voxel).
Thanks.
John
On 9/18/08, Witaya Sungkarat <[log in to unmask]> wrote:
> Rachel,
>
> You may want to:
>
> 1) compute the means of the time-series
> 2) detrend the time-series
> 3) apply the band-pass filter
> 4) reverse the gain of the filter at the middle of the band or
> at the frequency of interest to the filtered time-series
> 5) add the means back.
>
> Cheers,
>
> Witaya Sungkarat
>
>> We are working on analyzing our first set of resting state data and it
>> appears that the consensus is that the data needs to be bandpass
>> filtered. We created a filter in matlab using the signal processing
>> toolbox. What do we need to do to our preprocessed data before we
>> apply the filter?
>>
>> Any help is appreciated.
>>
>> Thanks
>> Rachel
>
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