python - Smoothing polygons in contour map? - Geographic Information Systems Stack Exchange

Here is a contour map for which all the polygons of levels are available. Let ask how to smooth the polygons keeping all vertices preserved in their exact locations? Indeed the contour is made

qgis - Convert two polygons to one - Geographic Information Systems Stack Exchange

Plotting Cylindrical Map Data Over A 3D Sphere in Python - Stack Overflow, PDF, Map

QGIS Plugins planet

Smoothing the contour line in Python? - Geographic Information Systems Stack Exchange

kernel-density Andrew Wheeler

4. Visualization with Matplotlib - Python Data Science Handbook [Book]

python - How to Smooth a Plot in Matplotlib Without Losing Contour Lines? - Stack Overflow

geometry - An algorithm for inflating/deflating (offsetting, buffering) polygons - Stack Overflow

Benchmarking satellite-derived shoreline mapping algorithms

How to extract elevation using contours in Google Earth Engine? - Geographic Information Systems Stack Exchange

Is there an online source of raw contour data? - Geographic Information Systems Stack Exchange

Plotting Cylindrical Map Data Over A 3D Sphere in Python - Stack Overflow, PDF, Map