*** 1. 可以缩放 可以hover显示文字的treemap: ***
https://developers.google.com/chart/interactive/docs/gallery/treemap
open source JS:
http://d3plus.org/examples/advanced/9860411/
Bokeh的heatmap貌似不能缩放
http://bokeh.pydata.org/en/latest/docs/user_guide/charts.html#heatmap
*** 2. 地图上显示的heatmap: ***
https://developers.google.com/maps/documentation/javascript/examples/layer-heatmap
open source JS:
http://www.patrick-wied.at/static/heatmapjs/example-heatmap-leaflet.html
没找到类似的基于经纬度坐标显示heatmap的python package