let me say, visual global localization evey 1 second initiatively through DBOW2 or vocabulary tree,or NetVLAD. And then fusion global localization pose with Vio through EKF or vins-fusion.
this can also always know global localization enven at kidnap.
let me say, visual global localization evey 1 second initiatively through DBOW2 or vocabulary tree,or NetVLAD. And then fusion global localization pose with Vio through EKF or vins-fusion. this can also always know global localization enven at kidnap.