Thanks for the input. Spm runs with inf but unfortunately the matrix still
gets filtered and the regressors distorted.
On Sat, 08 Aug 2009 09:18:05 +0200
Kai Lutz <[log in to unmask]> wrote:
Rafael Lüchinger wrote:
> dear spm cracks
>
> How is it possible to run a analysis in spm without high-pass filtering?
>
> My design consists of very simple 150 sec blocks and 150 sec intercept,
> alternating 2 times resulting in total 600 sec. Since I'm interested in
> ongoing fluctuations, I want simply a convolved box-car function. Any
>Filter
> length I tested distorted my regressors in unaccaptible ways. To disable
>the
> Filtering is not possible by giving nan or zero as input value.
>
dear Rafael,
entering "inf" as cutoff period should do it.
cheers,
Kai
> Many thanks for any suggestions
>
>
--
Dr. Kai Lutz
Neuropsychology
Institute for Psychology
University of Zurich
Binzmühlestrasse 14 /Box 25
CH-8050 Zürich
Switzerland
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Rafael Lüchinger, MSc UZH
Brain Mapping Research
University of Zuerich, Department of Child and Adolescent Psychiatry
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