Error in .ply

[gangweiX]

TriangleMesh with 51069949 points and 0 triangles.
sample pcd from mesh: 11%|█████ | 1/9 [00:07<01:02, 7.76s/it]Traceback (most recent call last):
File "pc_eval.py", line 70, in
new_pts = np.concatenate(new_pts, axis=0)
File "<array_function internals>", line 180, in concatenate
ValueError: need at least one array to concatenate

Hi, I use IterMVS (CVPR 2022) to generate .ply, however during the evaluation, I encountered an error that there is no triangles, how can I solve it？

[jzhangbs]

Hi @gangweiX, I guess you are evaluating point clouds. If so, you need to specify that in the arguments by --mode pcd.

[gangweiX]

Ok, thanks.