Yi Hongwei, Li Xuyang, He Tianbing, Chen Rongli. Image Motion Measurements Based on Intensity Superimposition and Joint Transform Correlation Approach[J]. Chinese Journal of Lasers, 2020, 47(3): 304003
- Chinese Journal of Lasers
- Vol. 47, Issue 3, 304003 (2020)
Fig. 1. Distribution of the correlation peaksof different JTC methods. (a) Conventional JTC; (b) BJTC
Fig. 2. Constant image motion resulting from satellite movement
Fig. 3. Different images for test. (a) City; (b) desert; (c) massif; (d) sea surface; (e) cropland; (f) town
Fig. 4. Simulation experiment results of ISJTC. (a) Input images; (b) joint power spectrum image; (c) related output image
Fig. 5. Typical test images of different SNRs. (a) 42 dB; (b) 30 dB; (c) 20 dB; (d) 12 dB
Fig. 6. Design diagram of FPGA hardware system for ISJTC method
Fig. 7. Moving target in the experiment
Fig. 8. Image motion measurement results in x direction
Fig. 9. Image motion measurement results in y direction
Fig. 10. PSNR of image sequence
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Table 1. RMSE of image motion measurement of different images
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Table 2. RMSE of image motion measurement under different SNRs
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