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RAPTOR transit routing algorithm basics

A simple code-based demonstration of the fundamental concept behind RAPTOR

Map matching over-simplified

An attempt to break down map matching into a simple, albeit crude example

Faster tests with PySpark

Unit testing and data warehouse queries

Slicing polygons with linestrings

Adapting split strategies from Shapely to TurfJS

External DAG triggers in Airflow

Executing DAGs from within other DAGs and managing shared context

Localized GeoDataFrame UTM reprojection

Programmatically identify UTM zones during meter-projection conversion

Testing patterns with PySpark

Unit testing multistep transformation pipelines

Identifying representative core of diverging trace set

Heuristic methods to extract a representative core segment from a corridor trace set