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a graphical technique for representing a data set. Usually showing the relationship between two or more variables.
4
votes
Accepted
How can I create a multi-dimensional spectral plot using R?
, you can use any geom_*, I prefer boxplots for this kind of comparison:
library(magrittr)
library(tidyr)
library(ggplot2)
library(cowplot) # only for plot style
df %>% gather(Variable,Value,-ID) %>% … ggplot(aes(ID,Value,color=ID))+ geom_boxplot() +
facet_wrap(~Variable,scales = 'free') + xlab('Class')+
scale_color_manual(NULL,values = c('1'='black','2'='red','3'='blue'))
For a n-d plot, use …
1
vote
Accepted
Remove internal boundaries in spatial object/polygon for plotting
With rgeos you can achieve this in R:
library(geojsonio)
library(sp)
library(rgeos)
m1<-geojson_read("topo_E06000023.json", what="sp")
m2 <- gUnaryUnion(m1)
plot(m1)
plot(m2, add=T, border = 'red') …
3
votes
Accepted
Adding a legend to points in the tmap package
My two cents... Set labels and text in tm_add_legend() and set legend.col.show = F in tm_text:
tm_shape(st_as_sf(Europe)) +
tm_polygons() + …
6
votes
Accepted
R tmap package: basemap not working
Change default tmap_mode('plot') to tmap_mode('view'):
library(tmap)
data("NLD_prov")
tmap_mode('view')
tm_shape(NLD_prov) + tm_polygons('population') + tm_layout(basemaps = c('OpenStreetMap')) …