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Questions - dendextend

Error in .rect_dendrogram(dend, k = k, palette = rect_border, rect_fill = rect_fill, : k must be between 2 and 97

I am trying to estimate a cluster dendrogram in R for a structural topic model I produced with 98 topics. I first ran the following which worked well: res.hc <- eclust(scale(out_corr$cor), "hc...
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md_14

r

hierarchical-clustering

topic-modeling

dendrogram

dendextend

Votes: 0

Answers: 1

Latest Answer

The following steps helped to resolve the issue: estimate cluster dendrogram res.hc <- eclust(scale(out_corr$cor), "hclust", nboot = 500) install dendextend install.packages("de...
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md_14

Ordering colors on colored bar for dendrogram in R

The vignette for the R package dendextend (https://cran.r-project.org/web/packages/dendextend/vignettes/dendextend.html) gives an example of using the colored_bars function with cutreeDynamic from pac...
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panda

r

colors

dendextend

Votes: 0

Answers: 1

Latest Answer

Just for starters, your example code above from the data(iris)was missing two necessary packages, library(dplyr) to be able to use the pipe command %>% and library(dendextend) for the label colors,...
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Andy

Problem with margins using plot function with as.dendrogram object

I'm trying to customize a clustering plot using both base R functions and the package "dendextend". Firstly I generate a cluster with the common hclust() function. Then I'm using "dende...
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Vitorleo.ar

r

data-visualization

hierarchical-clustering

dendrogram

dendextend

Votes: 0

Answers: 1

Latest Answer

You need to use the mar argument in par. E.g.: library(dendextend) # ?color_branches par(mar=c(5 + 5,4,4,2) + 0.1) dend <- USArrests %>% dist() %>% hclust(method = "ave") %>...
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Tal Galili

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