[R] Find the number of clusters using clusGAP function in R

[John Kane]

Crossposted at
https://community.rstudio.com/t/find-the-number-of-clusters-using-clusgap-function-in-r/93586

There is nothing wrong with crossposting but one should mention it to help
avoid duplication of effort

On Wed, 20 Jan 2021 at 09:46, Jovani T. de Souza <jovanisouza5 using gmail.com>
wrote:

> Could you help me find the ideal number of clusters using the `clusGap
> `function? There is a similar example in this link:
>
> https://www.rdocumentation.org/packages/factoextra/versions/1.0.7/topics/fviz_nbclust
>
>  But I would like to do it for my case. My code is below:
>
>     library(cluster)
>
>     df <- structure(
>     list(Propertie = c(1,2,3,4,5,6,7,8), Latitude = c(-24.779225,
> -24.789635, -24.763461, -24.794394,
> -24.747102,-24.781307,-24.761081,-24.761084),
>     Longitude = c(-49.934816, -49.922324, -49.911616, -49.906262,
> -49.890796,-49.8875254,-49.8875254,-49.922244),
>     waste = c(526, 350, 526, 469, 285, 433, 456,825)),class = "data.frame",
> row.names = c(NA, -8L))
>
>     df<-scale(df)
>
>     hcluster = clusGap(df, FUN = hcut, K.max = 100, B = 50)
>     Clustering k = 1,2,..., K.max (= 100): .. Error in sil.obj[, 1:3] :
> incorrect number of dimensions
>
>
> [image: Mailtrack]
> <
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> Remetente
> notificado por
> Mailtrack
> <
> https://mailtrack.io?utm_source=gmail&utm_medium=signature&utm_campaign=signaturevirality5&
> >
> 20/01/21
> 11:45:50
>
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>
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-- 
John Kane
Kingston ON Canada

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