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XiangyunHuang / msg2nd

:book: 现代统计图形（第二版） Modern Statistical Graphics (Second Edition)
https://bookdown.org/xiangyun/msg2nd
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【图库】平滑散点图在地图上形成热力图 #20

Open XiangyunHuang opened 5 years ago

XiangyunHuang commented 5 years ago

二维点密度估计

参考 https://CRAN.R-project.org/package=pointdensityP Geospatial Point Density RJ-2018-061 https://journal.r-project.org/archive/2018/RJ-2018-061/index.html 文中基于 ggmap

XiangyunHuang commented 4 years ago

https://CRAN.R-project.org/package=hexbin