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library(data.table)
library(ggplot2)
library(sf)
library(dplyr)
library(maps)
library(rworldmap)
# Visitors data -------------------
df <- fread("C:/Users/rafa/Downloads/users_cities_UrbanDemog_blog_20180625-20190625_all.csv")
df$Users <- as.numeric(df$Users)
# Visitors location -------------------
w <- maps::world.cities
map <- merge.data.frame(w, df, by.x="name", by.y="City")
map <- subset(map, Users >0)
map <- subset(map, !is.na(Users))
map <- map[order(map$Users),]
head(map)
# world map ----------------
wmap <- rworldmap::getMap(resolution="low")
# small edits
wmap <- st_as_sf(wmap) # to sf
wmap <- subset(wmap, !(NAME %like% "Antar")) # Remove Antarctica
# Plot ----------------
temp <-
ggplot() +
geom_sf(data=wmap, color="gray98") +
geom_point(data=map, aes(x=long, y=lat, size=Users), color="skyblue4", alpha=.2) + #fill=Users,
theme_void() +
scale_size_continuous(limits=c(1, max(map$Users)), breaks=seq(1, max(map$Users)+140, by=140)) +
guides(color= guide_legend(), size=guide_legend()) +
labs(size="Number of visitors") +
theme( legend.position = c(.2, .08),
# legend.position="bottom",
legend.direction = "horizontal",
legend.box = "horizontal",
legend.title.align = 0,
legend.key.size = unit(.1, "cm"),
legend.title=element_text(size=10),
legend.text=element_text(size=8) ) +
guides(size = guide_legend(title.position = "top",
# hjust = 0.5 centres the title horizontally
title.hjust = 0.5,
label.position = "bottom"))
ggsave( temp, file="visitors.png", dpi = 200, width = 8, height = 4.5)
beepr::beep()
@rafapereirabr

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commented Jun 26, 2019

visitors

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