Before revision:  We have deployed this non-contact respiratory monitoring system in the Second Affiliated Hospital of the Anhui Medical University of China . Experimental results  show that the proposed approach in this paper significantly outperforms other approaches.
After revision:  We have deployed this non-contact respiratory monitoring system in the Second Affiliated Hospital of the Anhui Medical University of China . Experimental results of respiratory rate monitoring show that the proposed approach in this paper significantly outperforms other approaches.