[Rd] New matrix function

[Morgan Morgan]

How do you prove usefulness of a feature?
Do you have an example of a feature that has been added after proving to be
useful in the package space first?

Thank you,
Morgan

On Fri, 11 Oct 2019 13:53 Michael Lawrence, <lawrence.michael using gene.com>
wrote:

> Thanks for this interesting suggestion, Morgan. While there is no strict
> criteria for base R inclusion, one criterion relevant in this case is that
> the usefulness of a feature be proven in the package space first.
>
> Michael
>
>
> On Fri, Oct 11, 2019 at 5:19 AM Morgan Morgan <morgan.emailbox using gmail.com>
> wrote:
>
>> On Fri, 11 Oct 2019 10:45 Duncan Murdoch, <murdoch.duncan using gmail.com>
>> wrote:
>>
>> > On 11/10/2019 6:44 a.m., Morgan Morgan wrote:
>> > > Hi All,
>> > >
>> > > I was looking for a function to find a small matrix inside a larger
>> > matrix
>> > > in R similar to the one described in the following link:
>> > >
>> > >
>> >
>> https://www.mathworks.com/matlabcentral/answers/194708-index-a-small-matrix-in-a-larger-matrix
>> > >
>> > > I couldn't find anything.
>> > >
>> > > The above function can be seen as a "generalisation" of the "which"
>> > > function as well as the function described in the following post:
>> > >
>> > >
>> >
>> https://coolbutuseless.github.io/2018/04/03/finding-a-length-n-needle-in-a-haystack/
>> > >
>> > > Would be possible to add such a function to base R?
>> > >
>> > > I am happy to work with someone from the R core team (if you wish) and
>> > > suggest an implementation in C.
>> >
>> > That seems like it would sometimes be a useful function, and maybe
>> > someone will point out a package that already contains it.  But if not,
>> > why would it belong in base R?
>> >
>>
>> If someone already implemented it, that would great indeed. I think it is
>> a
>> very general and basic function, hence base R could be a good place for
>> it?
>>
>> But this is probably not a good reason; maybe someone from the R core team
>> can shed some light on how they decide whether or not to include a
>> function
>> in base R?
>>
>>
>> > Duncan Murdoch
>> >
>>
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>>
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>
>
> --
> Michael Lawrence
> Scientist, Bioinformatics and Computational Biology
> Genentech, A Member of the Roche Group
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> michafla using gene.com
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