Visual Odometry

Semi-Direct Visual Odometry (SVO)

Might have first this from Sachin.

Saw the svo_path as an argument https://community.stereolabs.com/t/what-is-svo-and-why-it-is-used-for/1071

https://rpg.ifi.uzh.ch/docs/TRO16_Forster-SVO.pdf