Fig. 1. Overall architecture of degraded target center positioning method

Fig. 2. Degraded target center positioning method implementation flow chart

Fig. 3. Target pixel distribution comparison

Fig. 4. Schematic diagram of envelope tracking and weight mapping

Fig. 5. Results of asymmetric cross feature simulation experiment. (a) Method measurement results; (b) positioning results

Fig. 6. Results of simulation experiment under dark light environment. (a) Method measurement results; (b) positioning results

Fig. 7. Results of simulation experiments under occlusion conditions. (a) Method measurement results; (b) positioning results

Fig. 8. Visible light degraded target image center positioning test. (a) Test result diagram; (b) target image pixel distribution comparison

Fig. 9. Infrared degraded target image center positioning test. (a) Test result diagram; (b) target image pixel distribution comparison