environment setup

[leyuan-sun]

Could you plz give more specific command about this :
Setup data/goal_datasets using the script tools/extract-goal-features.py.

Which dataset I should download and put in?
Follow the instructions here to set up the data/scene_datasets/ directory. gibson scenes can be found here.

How to train objnav task? what is the difference between sbatch scripts/imagenav-v1-hm3d-ovrl-rn50.sh and v2?

[gunagg]

difference between v1 and v2 are explained in the manuscript (also provided in readme).
Let me know if it is still unclear, otherwise I will close the issue.

[kyhfirefly]

Could you elaborate on how to set up the data/scene_datasets/ directory? What should be done with hm3d data downloaded from Github page?