[R] How to make a persistence landscape in R?

Jim Lemon drjimlemon at gmail.com
Wed Jul 22 11:44:31 CEST 2015


Hi lstat,
The problem may be that as you are adding your connector triangles
there is a fill color. Try reprogramming with col=NA if you are using
"polygon" to draw the connectors.

Jim


On Wed, Jul 22, 2015 at 12:49 PM, David Winsemius
<dwinsemius at comcast.net> wrote:
>
> On Jul 21, 2015, at 10:39 AM, lstat wrote:
>
>> Hi there,
>> I am trying to construct a persistence landscape in R that shows all of the
>> overlapping triangles -- not just the overall silhouette-- how can you do
>> this?
>> Everytime I plug in the code I get one big triangle that corresponds to the
>> largest barcode, but I cannot see any of the smaller barcodes/ overlapping
>> isosceles trianges.
>
> You need to get out more. Talk to people who don't share your somewhat constricted view of the world. Learn to talk to a more diverse group of human beings,... say statisticians who might never have heard of a "persistent landscape"?
>
> It all sounds quite fascinating ... but there was no "the code". Perhaps this is due to the Nabble interface which masquerades as R-help but is only a feeble imitation.
>
>
> Do read the fine posting guide:  http://www.R-project.org/posting-guide.html
>>
> --
>
> David Winsemius
> Alameda, CA, USA
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.



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