The obj model generates exceptions

[gjxwwww8888]

The entire github code has been run, and the resulting obj model is as follows: The obj model generated by bash. / scripts/test_pfhd_coarse.sh:

The obj model generated by bash. / scripts/test_pfhd_fine.sh:

Is this effect right? If it is wrong, how should I solve it? I hope to get your help