Re: [eigen] Why Eigen::PartialPivLU::setThreshold() and Eigen::HouseholderQR::setThreshold() does not exist ?

[Franck HOUSSEN <franck.houssen@xxxxxxxxx>]

Thanks !

If you have any suggestions/feedbacks related to that :
https://github.com/opencollab/arpack-ng/tree/master/EXAMPLES/MATRIX_MARKET
Do not hesitate to speak up !

Note: related PR is currently on-going (to add dense solvers).

Franck

Tuesday 29 Jan 2019, 23:00:52 (+0100), Gael Guennebaud wrote:
> 
> Hi,
> 
> this is because those two decompositions/solvers do not make use of any
> threshold! Thresholds only make sense for rank-revealing decompositions.
> 
> Gaël.
> 
> On Mon, Jan 28, 2019 at 10:21 AM Franck HOUSSEN <franck.houssen@xxxxxxxxx>
> wrote:
> 
>     I expected to find setThreshold() on Eigen::HouseholderQR and
>     Eigen::PartialPivLU: it's not available.
> 
>     How to tune threshold ?
> 
>     Franck
> 
> 
>