Yeah, but your 6th is Conditio 1 again so I think 280ish is fine
________________________________________
Von: FSL - FMRIB's Software Library [[log in to unmask]] im Auftrag von Reem Jan [[log in to unmask]]
Gesendet: Donnerstag, 23. September 2010 21:22
An: [log in to unmask]
Betreff: Re: [FSL] AW: [FSL] AW: Cutoffcalc query
Hi Andreas
There are 6 condition blocks in my design (each 40s long) with 16s fixations in between. Would that give me a highpass cutoff of 320 do you think?
Many thanks
Reem
On 24/09/2010, at 2:45, "Andreas Bartsch" <[log in to unmask]> wrote:
> i assumed you hypothetical cycle time would be 5x(16+40s), no?
> cheers,
> andreas
>
> ________________________________________
> Von: FSL - FMRIB's Software Library [[log in to unmask]] im Auftrag von Reem Jan [[log in to unmask]]
> Gesendet: Donnerstag, 23. September 2010 07:41
> An: [log in to unmask]
> Betreff: Re: [FSL] AW: Cutoffcalc query
>
> Hi Andreas
>
> Thank you again! May I ask why 280s? If I exclude the 16s at the start
> and at the end I get 320s. But to get 280, we are subtracting the
> duration of one condition as well (i.e. 40seconds)?
>
> Cheers
> Reem
>
> -----Original Message-----
> From: FSL - FMRIB's Software Library [mailto:[log in to unmask]] On
> Behalf Of Andreas Bartsch
> Sent: Thursday, September 23, 2010 4:43 PM
> To: [log in to unmask]
> Subject: [FSL] AW: Cutoffcalc query
>
> No, but around 280secs should still be fine.
> Andreas
> ________________________________________
> Von: FSL - FMRIB's Software Library [[log in to unmask]] im Auftrag von
> Reem Jan [[log in to unmask]]
> Gesendet: Mittwoch, 22. September 2010 23:50
> An: [log in to unmask]
> Betreff: [FSL] Cutoffcalc query
>
> Dear FSLers
>
> Using the cutoffcalc command, my high-pass filter cutoff was calculated
> to be 306
>
> Is that too high?
>
> My design is as follows:
>
> OFF (16s) - Condition 1 (40s) - OFF (16s) - Condition 2 (40s) - OFF
> (16s) - Condition 3 (40s) - OFF (16s) - Condition 3 (40s) - OFF (16s) -
> Condition 2 (40s) - OFF (16s) - Condition 1 (40s) - OFF (16s) i.e. total
> = 352 seconds.
>
> Many thanks for your help
>
> Cheers
> Reem
>
>
>
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