Re: [R] Gower Similarity Coefficient

From: Martin Maechler <>
Date: Mon 14 Aug 2006 - 22:30:39 EST

>>>>> "Chuck" == Chuck Cleland <> >>>>> on Mon, 14 Aug 2006 04:53:55 -0400 writes:

    Chuck> Timothy Rye wrote:
>> I'm interested in clustering my data using the Gower
>> Similarity Coefficient, and I was wondering if R is
>> capable of using that metric
>> Timothy Rye

    Chuck> RSiteSearch("Gower") points to a number of relevant
    Chuck> messages in the archives.  It also reveals gdist() in
    Chuck> the mvpart package, vegdist() in the vegan package,
    Chuck> and dist.binary() in the ade4 package, which may do
    Chuck> what you want.

The daisy() function from the package "cluster" (which is *recommended* hence part of every complete R installation) is also based on Gower's (dis)similarity coefficient.

So you don't need to install a new package [But I need to add the word 'Gower' to a better place on  daisy()'s help page ...]

Martin Maechler, ETH Zurich. mailing list PLEASE do read the posting guide and provide commented, minimal, self-contained, reproducible code. Received on Mon Aug 14 22:36:48 2006

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