Hi,
"Unfiltered" means that it contains very noisy high resolution
Fourier components up to the Nyquist frequency. They are
down-weighted using FSC during Postprocess.
Best regards,
Takanori Nakane
> Dear Takanori and Sjors
>
> I have the same issue apparent only in unfiltered half maps (stable Relion
> 2.1):
>
> [image: Screen Shot 2018-10-31 at 04.57.05.png]
>
> I've been wondering what could be the origin of these artifactual streaks
> of density (attached).
>
> With thanks for any possible advice,
> Szymon
>
>
>
> On Mon, Oct 29, 2018 at 12:41 PM Joe Atherton <
> [log in to unmask]> wrote:
>
>> Hi,
>>
>> I was wondering if anyone managed to find a solution for this bug with
>> unfiltered helical reconstruction during 3Drefine?
>> Things I have discovered since the original problem:
>>
>> 1) I get the same problem with relion v3.0
>> 2) I don't get the same problem when I apply helical symmetry
>>
>> Any help would be greatly appreciated,
>>
>> Cheers,
>> Joe
>>
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