flowtracks · 3D-PTV post-processing

From particles to fields

A scrollytelling tour of flowtracks: read trajectories, clean them, grid them onto Eulerian fields, phase-average periodic flows, and export to ParaView — all on a tiny synthetic dataset that runs anywhere.

Step 1 · Read

Step 2 · See

Step 3 · Smooth

Step 4 · Stitch

Step 5 · Grid

Step 6 · Average

Takeaway

Install: pip install flowtracks · ParaView export: pip install "flowtracks[vtk]" · Cite: Meller & Liberzon 2016, J. Open Research Software, 4:e23.