a very coarse world map, only suitable for small global maps
一个很粗的世界图,只适用于小世界图
译者:生物统计家园网 机器人LoveR
描述----------Description----------
A 'SpatialPolygonsDataFrame' [package "sp"] object containing a very simplified world map. Polygons are attributed with country codes.
ASpatialPolygonsDataFrame“包”SP“的对象,它包含一个非常简单的世界图。多边形是由于国家代码。
用法----------Usage----------
data(wrld_coarse)
格式----------Format----------
源----------Source----------
original shapefile obtained from : http://thematicmapping.org/downloads/world_borders.php Text from the site : "The original shapefile (world_borders.zip, 3.2 MB) was downloaded from the Mapping Hacks website: http://www.mappinghacks.com/data/
原来的shapefile:http://thematicmapping.org/downloads/world_borders.php文本从网站获得:“原来的shapefile中(world_borders.zip,3.2 MB)的映射黑客网站下载:。 mappinghacks.com /数据/
The dataset is available under a Creative Commons Attribution-Share Alike License. If you use this dataset, please provide a link to this website."
该数据集是下一个知识共享署名 - 相同方式共享许可。如果你使用这个数据集,请提供一个链接到这个网站。“
imported to R and cleaned by Roger Bivand
进口R和清洗罗杰Bivand
simplified using mapShaper (www.mapshaper.org) and reduce the size to 30 percent for faster printing
简化使用mapShaper(www.mapshaper.org)减少到30%的大小,打印速度更快