Fig. 1. Diagram of experimental light path

Fig. 2. Experimental data acquisition and target reconstruction process

Fig. 3. Outdoor experimental light path

Fig. 4. Outdoor experimental results for different distances. (a) Captured target speckles; (b) captured natural environment backgrounds when light source is turn off; (c) reconstruction processing results for different frame numbers

Fig. 5. Experimental results using LED illumination. (a) Target speckles; (b) background signals; (c) reconstructed results for frame numbers of 1, 10, 50, and 100

Fig. 6. Reconstructed results under strong interference. (a) SSIM; (b) CC

Fig. 7. Reconstructed results under wideband spectrum illumination. (a) SSIM; (b) CC