funnycat

Results 4 issues of funnycat

This way will result in artificially inflated score. How do you think about it?

May be there is an error in this file. It's should be "int num_keypts = locs.cols" in line 205.

Maybe there is a memory non reclamation issue in the first_stage_train, resulting in gradual memory growth ![image](https://user-images.githubusercontent.com/21325945/229014533-411e69d6-166c-4231-891d-b55479bea018.png)