fsp_loss为program内的teacher var和student var添加fsp loss,出自论文[<<A Gift from Knowledge Distillation: Fast Optimization, Network Minimization and Transfer Learning>>](http://openaccess.thecvf.com/content_cvpr_2017/papers/Yim_A_Gift_From_CVPR_2017_paper.pdf)
fsp_loss为program内的teacher var和student var添加fsp loss,出自论文[A Gift from Knowledge Distillation: Fast Optimization, Network Minimization and Transfer Learning](http://openaccess.thecvf.com/content_cvpr_2017/papers/Yim_A_Gift_From_CVPR_2017_paper.pdf)