Topographic position index: a numpy based implementation

Topographic position index (TPI) is a method of terrain classification where the altitude of each data point is evaluated against its neighbours. If a point is higher than its surroundings, the index will be positive, as for example on ridges and hilltops, while the figure will be negative for sunken... [Read More]
Tags: qgis code

Bulk editing posts for Jekyll

This website is generated by Jekyll, a static site generator. Static sites do not require complex backend engines, such as databases and software which recreate site content for each visitor. It’s just static files. This translates into a) free hosting (it’s cheap to host static files), b) super-fast websites (no... [Read More]
Tags: code