Fig. 11From: Leveraging MIMO-OFDM radio signals for device-free occupancy inference: system design and experimentsDFL performance comparison. RMSE (m) of location estimation vs. link index in the double target scenario using the MIMO single sub-carrier (f15) method (red line), the MIMO OFDM sub-carriers scheme (blue line), and the proposed SD-DFL MIMO-OFDM approach (green line)Back to article page