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Geospatial & Graphs
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Enrich a digital terrain model
In this blog post, we will explore how to enrich a digital terrain model [DTM] using Python.
Create a routable pedestrian network with elevation
In this blog post, we will explore how to create a routable pedestrian network with elevation using Python and OSMnx.
Lyon's Digital Terrain Model with IGN Data
In this post, we explore how to extract and merge data from a french high-resolution Digital Terrain Model [DTM].
A Transit graph for static macro assignment
This post is a description of a graph structure for a transit network, used for static, link-based, frequency-based assignment.
Hyperpath routing in the context of transit assignment
How do transit passengers choose their routes in a complex network of lines and services?
Forward and reverse star representation of a digraph
In this Python notebook, we are going to focus on a graph representation of directed graphs: the forward star representation [and its opposite, the…
Python Spatial Join with GeoPandas (and GEOS)
The purpose of this post is to perform an "efficient" spatial join in Python. What is a spatial join?
Benford's law and the population of french cities
In this Python notebook, we are going to look at Benford's law, which predicts the leading digit distribution, when dealing with some real-world…
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