What does the color of each point mean?

[Ab-Tx]

In the map, the points are colored differently. Does the color represent the quality of the feature?

[ymd-stella]

See

• https://github.com/stella-cv/pangolin_viewer/blob/1e0233534055ea3c184dbf6f8b254a0c6c25cee4/src/viewer.cc#L340

• stella_vslam/src/stella_vslam/publish/frame_publisher.cc

  Line 152 in 4ea46ef

  double score = lm->get_observed_ratio();

[Ab-Tx]

So it is based on the observed ratio, thank you.