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facebookresearch / body2hands

A method to estimate 3D hand gestures from 3D body motion input in body languages.
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why body poses need to be multiplied by -1? #8

Closed shaoguowen closed 2 years ago

shaoguowen commented 2 years ago

https://github.com/facebookresearch/body2hands/blob/0eba438b4343604548120bdb03c7e1cb2b08bcd6/smplx_plugin/demo.py#L138

evonneng commented 2 years ago

Great question! This is due to back-compatibility with the Franklin model (since this is what we trained body2hands with). In Franklin, the body is essentially flipped w.r.t. the SMPL model.