Formally, the reconstruction loss is defined as Reconstruction Reward One-to-one transfer (e.g., {delicious↔bland, caring↔unconcerned}) is usually preferable to many-to-one transfer (e.g., {delicious→bad, caring→bad}).
we introduce a reconstruction reward for Rep φ 3 to encourage one-to-one transfer, i.e., where rec is the reconstruction loss in Eq.