Hi
avwroi does the trick - if you don't want these volumes to be removed
entirely from the data then you might also have additional EVs of no-
interest which are empty EVs apart from a single 1 for the volumw
which needs to be removed
cheers
christian
On 24 Jul 2006, at 16:04, Jiansong Xu wrote:
> How about if I want to delete the last few volumes?
>
> Thanks
>
>
>> From: Christian Beckmann <[log in to unmask]>
>> Reply-To: FSL - FMRIB's Software Library <[log in to unmask]>
>> Date: Mon, 24 Jul 2006 10:17:42 +0100
>> To: <[log in to unmask]>
>> Subject: Re: [FSL] Skip first dynamic volume (fMRI)...
>>
>> Hi
>>
>> you can set the number of initial volumes that you want ignored in
>> the analysis as 'Delete volumes' in the 'Data' tab of the Feat GUI
>> cheers
>> christian
>>
>> On 24 Jul 2006, at 03:31, Gonzalo Rojas Costa wrote:
>>
>>> Hi:
>>>
>>> I have an fMRI study that the first volume have some strange
>>> artifacts
>>> (uploaded file reference number 519482)...
>>>
>>> If neccesary, here I include some details: the fMRI study begins
>>> with an
>>> off period, and each off and on period has 40 seconds long... TR = 4
>>> seconds...
>>>
>>> How can I skip in FSL that first volume ?...
>>>
>>> Sincerely,
>>>
>>>
>>> Gonzalo Rojas Costa
>>> Service of Neuroradiology
>>> Institute of Neurosurgery Dr. Asenjo
>>> Santiago
>>> Chile
>>
>> --
>> Christian F. Beckmann
>> Oxford University Centre for Functional
>> Magnetic Resonance Imaging of the Brain,
>> John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
>> Email: [log in to unmask] - http://www.fmrib.ox.ac.uk/
>> ~beckmann/
>> Phone: +44(0)1865 222551 Fax: +44(0)1865 222717
--
Christian F. Beckmann
Oxford University Centre for Functional
Magnetic Resonance Imaging of the Brain,
John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
Email: [log in to unmask] - http://www.fmrib.ox.ac.uk/~beckmann/
Phone: +44(0)1865 222551 Fax: +44(0)1865 222717
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