[Eeglablist] Error message on

[Velu Prabhakar Kumaravel]

Or James is probably using an older version of ASR.
I noticed the other day that there are pre-computed filter
coefficients also for 256 Hz (here
<https://urldefense.com/v3/__https://github.com/sccn/clean_rawdata/blob/4317faf8b5d58664828a45ceda9a27bf35c7a7ee/asr_calibrate.m*L146__;Iw!!Mih3wA!FiLGlFmD1vxHXGJfvXgO0pfXNviZMZjSpnHKoe_9HajgRb2jsUjBCGR8fmllwtZOKHRUL7ZEFwiiC2AFn9Ffbtb-VT4Ki7w4$  >
)


Velu Prabhakar Kumaravel, PhD Student
Center for Mind/Brain Sciences,
University of Trento, Italy


On Tue, 8 Nov 2022 at 15:01, Makoto Miyakoshi via eeglablist <
eeglablist at sccn.ucsd.edu> wrote:

> Dear James,
>
> In case users do not have the toolbox, the ASR tool I know of has
> precomputed filters for several pre-set sampling rates. I think that for
> 256Hz is missing, though that for 250Hz is present. If you re-sample the
> data to 250Hz, it should work.
>
> Makoto
>
> On Fri, Oct 28, 2022 at 5:33 PM James Lawrence <jlawrence at hpu.edu> wrote:
>
> > Thank you both for your input.  How would I get in touch with Arno,
> Makoto
> > or Christian?
> >
> > James
> >
> > James Le Marchant Lawrence Ph.D.
> >
> > Assistant Professor of Biology
> >
> >
> > [image: HPU Logo]
> > ------------------------------
> > *From:* Cedric Cannard <ccannard at protonmail.com>
> > *Sent:* Friday, October 28, 2022 6:45 AM
> > *To:* Velu Prabhakar Kumaravel <velu.kumaravel at unitn.it>
> > *Cc:* James Lawrence <jlawrence at hpu.edu>; EEGLAB List <
> > eeglablist at sccn.ucsd.edu>; Arnaud Delorme <arnodelorme at gmail.com>;
> Makoto
> > Miyakoshi <mmiyakoshi at ucsd.edu>
> > *Subject:* Re: [Eeglablist] Error message on
> >
> > *[CAUTION: External Sender] *
> >
> > It's definitely not the plugin because I use it on data with 256 Hz
> sample
> > rate all the time.
> > It's because you don't have Matlab signal processing toolbox!
> >
> > Not sure what the code does in this case, sorry. Maybe Arno, Makoto, or
> > Christian can help?
> >
> > Cedric
> >
> >
> > ------- Original Message -------
> > On Friday, October 28th, 2022 at 7:24 AM, Velu Prabhakar Kumaravel <
> > velu.kumaravel at unitn.it> wrote:
> >
> > I have used ASR on data collected with 256 Hz. I also verified the code
> in
> > GitHub
> > <
> https://urldefense.com/v3/__https://github.com/sccn/clean_rawdata/blob/master/asr_calibrate.m*L146__;Iw!!Mih3wA!DsRWiSoWXJju2MNsyt0EOJBLfG1hf8fcSajYFvJtb-_9YA5m3R2zvB_Q0JGU0tsPCERy8qQAI_Fzj-L6RsKleg$
> >,
> > which has a case for 256 Hz. My best bet is that there's some issue with
> > the toolbox license.
> >
> > To confirm it is a license issue, please type "which yulewalk" in the
> > command window. If it says '*yulewalk' not found*, you'd have to install
> > the Signal Processing toolbox.
> >
> > Best,
> >
> > Velu
> >
> > On Thu, Oct 27, 2022, 23:08 Cedric Cannard via eeglablist <
> > eeglablist at sccn.ucsd.edu> wrote:
> >
> > Dear James,
> >
> > Never seen this message before. Sounds like it's either your sample rate
> > that might be unstable (try to downsample to 200 hz see if that fixes
> it),
> > or if you didn't highpass-filter your signal. Either check the box in
> > clean_rawdata (top of the window), or Tools > filter > type 1 in the
> lower
> > edge box.
> >
> > If that doesn't do it, maybe someone knows more about this problem and
> can
> > help.
> >
> > Cedric
> >
> >
> >
> > ------- Original Message -------
> > On Wednesday, October 26th, 2022 at 5:57 PM, James Lawrence <
> > jlawrence at hpu.edu> wrote:
> >
> >
> > > Aloha
> > >
> > > I am very new to using EEGLab and ran the "Reject data using Clean
> > Rawdata and ASR" function and received the following error message.
> > >
> > > "The yulewalk() function was not found and there is no pre-computed
> > spectral filter for your sampling rate. If you would like to use the
> > default spectral filter please try to resample to one of the supported
> > rates (110, 128, 200, 256, 300, 500, 512) or get the appropriate toobox
> > license (you can also disable the spectral weighting feature or supply
> your
> > own precalculated IIR filter coefficients).,
> > >
> > > This is not a bug (Error occurred in function asr_calibrate() at line
> > 155)"
> > >
> > > I used a g.tec device to capture the data which sampled at 250Hz. What
> > should I do?
> > >
> > >
> > > James Le Marchant Lawrence Ph.D.
> > >
> > > Assistant Professor of Biology
> > >
> > >
> > > [HPU Logo]
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