1 DBow3
GitHub - rmsalinas/DBow3: Improved version of DBow2
2 优化后得到fbow
GitHub - rmsalinas/fbow: FBOW (Fast Bag of Words) is an extremmely optimized version of the DBow2/DBow3 libraries.
其中fbow是ucoslam的一部分;
ucoslam
GitHub - lambdaloop/ucoslam-cv3: Updated UcoSLAM to compile for OpenCV 3
UcoSLAM – Aplicaciones de la Visión Artificial