Before revision:  Specifically, in our proposed DSHC model, a hashing optimizing module that consists of two auto-encoder models is stacked on a well trained dense representation model, and three loss functions are designed to optimize it.
After revision:  Specifically, in our proposed DSHC model, a hashing optimizing module that consists of two auto-encoder models is stacked on a trained dense representation model, and three loss functions are designed to optimize it.