https://github.com/youkely/InfrasCal
https://github.com/tsattler/MultiCameraPose
https://github.com/tsattler/RansacLib
https://colmap.github.io/
https://github.com/mihaidusmanu/pycolmap
https://github.com/colmap/colmap
https://github.com/skydes
https://kornia.github.io/
https://github.com/cvg/Hierarchical-Localization
https://github.com/cvg
https://github.com/microsoft/HoloLens2ForCV
https://github.com/kxhit/awesome-point-cloud-place-recognition
