Hiawons

Results 2 issues of Hiawons

when I run without bones on NTU-RGB-D, this problem has occurred as the follow picture. Looking forward to your early reply. ![image](https://user-images.githubusercontent.com/49525663/113496787-b05fc500-952f-11eb-916d-6fe7a2de4dca.png)

1.v TOP_5 | joints | variance -- | -- | -- 1 | 4 | 0.040981022197503907955606905488821212202310562134 2 | 3 | 0.040624188485369222556542467827966902405023574829 3 | 21 | 0.040333394984267481597761673128843540325760841370 4 | 19 |...