[R] k-modes (Huang) in package klaR?

Uwe Ligges ligges at statistik.tu-dortmund.de
Fri Oct 9 20:14:32 CEST 2009

Uwe Ligges wrote:
> Uwe Ligges wrote:
>> Kim Vanselow wrote:
>>> Dear R-Users and Developers,
>>> I want to calculate something like k-means clustering, but with 
>>> ordinal data (Braun-Blanquet) to combine this classification 
>>> technique with a NMDS-Ordination.
>>> I found an algorithm especially developed for categorical data: 
>>> k-modes (Huang 1998). Is there a function implemented in R which can 
>>> calculate with this algorithm. I found a hint on a poster-abstract 
>>> from Gero Szepannek, Uwe Ligges and Claus Weihs. There it is stated 
>>> that the algorithm is implemented in their package klaR. But I cannot 
>>> find anything about k-modes in the klaR-Tutorial.
>>> Could you please help me.
>> Dear Kim,
>> well, maybe you start writing a message to the authors of that 
>> poster-abstract at first who might be able to help?
>> Since I am one of those: Where can I find this abstract or poster (at 
>> least in order to remind Gero who does no longer work at the 
>> university to finally implement the feature, if it is not yet there)?
> Some news on this:
> Gero never presented it in his talk at the useR!2008 and we all forgot 
> that he announced it in his abstract. He is working for a bank these 
> days and is going to send his code within a few days. Will take a look 
> if it is easy to add the existing code to klaR then.

FYI: I got the code now, will try to incorporate it soon.


> Best wishes,
> Uwe Ligges
>> Best wishes,
>> Uwe Ligges
>>> Thanks
>>> Kim

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