Video coreano https://www.youtube.com/watch?v=3VnGoZSzR3E

How to make centerline shape file using the ARC-GIS

Busca interessante de se fazer no google: centerlines polygon https://gis.stackexchange.com/questions/159699/how-to-find-the-irregular-polygons-in-qgis-using-python/159734

Link do código python que resolve cria os pontos iniciais e finais de linhas: https://gis.stackexchange.com/questions/208831/qgis-vector-layer-get-the-start-point-and-end-point-of-the-line

Outros links: https://gis.stackexchange.com/questions/60307/how-can-i-create-a-line-with-three-points-with-python-in-qgis/60382

https://howtoinqgis.wordpress.com/2016/12/08/how-to-snap-lines-to-points-in-qgis-using-python/

https://gis.stackexchange.com/questions/243466/calculate-distance-from-a-point-within-a-polygon-to-its-edge

https://gis.stackexchange.com/questions/232195/distance-from-points-to-borders-of-polygons-in-qgis-big-data-set

https://gis.stackexchange.com/questions/213019/qgis-grass-maximum-distance-to-a-given-feature

https://gis.stackexchange.com/questions/195373/programmatically-finding-polygons-which-are-90-overlapped-by-another-vector-po/195376

https://howtoinqgis.wordpress.com/2016/10/25/how-to-select-features-in-qgis-using-python/

https://stackoverflow.com/questions/33311616/find-coordinate-of-closest-point-on-polygon-shapely?noredirect=1&lq=1

Instalação do PostgreSQL: https://www.youtube.com/watch?v=mKts0JjuNqM

Integração do QGIS com o PostGIS: https://www.youtube.com/watch?v=OIRcOjLXn-U

https://gis.stackexchange.com/questions/170174/creating-centerline-of-polygon-using-postgis

https://stackoverflow.com/questions/39646754/postgresql-postgis-bug-in-st-approximatemedialaxis

Outras soluções

https://gis.stackexchange.com/questions/237627/buffering-polygon-until-it-hits-neighbor-using-pyqgis/237630

Solução que usa pytho puro

https://gis.stackexchange.com/questions/136143/how-to-compute-straight-skeletons-using-python/136159#136159

Outras soluções https://gis.stackexchange.com/questions/177/simplifying-polygons-to-linestring/261#261

Instalar PostgreSQL

https://www.youtube.com/watch?v=mKts0JjuNqM

https://www.youtube.com/watch?v=OIRcOjLXn-U

Problema parecido com o meu:

https://gis.stackexchange.com/questions/171145/skeletonize-vectors-in-qgis-python

Esse é mais avançado do que o meu. https://gis.stackexchange.com/questions/254473/detecting-branched-polygon-shape/254487

Uma função do PostGIS ST_HausdorffDistance https://gis.stackexchange.com/questions/159699/how-to-find-the-irregular-polygons-in-qgis-using-python/159734

www.udcus.com/blog/2017/06/28/creating-centerlines-postgis-and-arcgis

Uma possivel solução pode ser fazer um buffer para selecionar os açudes que estão proximos a drenagem.

Ou https://gis.stackexchange.com/questions/254473/detecting-branched-polygon-shape

O que é

![link]tps://www.youtube.com/watch?v=97_ZxCmTt5k)

Vídeo que talvez seja util. https://www.youtube.com/watch?v=FqQQQpYltZU

Erro no meu computador error install postgresql unable to write inside TEMP environment variable

Link que ensina como filtrar no PostGIS https://www.youtube.com/watch?v=-Fi8oX9AnA8

Links sobre historico sobre o PostGIS.

https://www.youtube.com/watch?v=TbE3LJIU2aM https://www.youtube.com/watch?v=Y0SBkjcyXOc&index=5&list=PLhLH2vlRJtLnI8fo7CSPXtEI2qhFog5Ev

links sobre a diferenca de se usar banco de dados https://www.youtube.com/watch?v=pM7Ih7rM8-c

link funcoes ST https://www.dataiku.com/learn/guide/other/geo/convert-coordinates-with-PostGIS.html

link sobre centerline https://www.youtube.com/watch?v=WXWm_wrM4SY