Hui Zhao, Diankai Lv, Jing An, Kaida Kuang, Mengjie Yu, Tianqi Zhang. Meta-heuristic SPGD algorithm in spatial light wavefront distortion correction[J]. Infrared and Laser Engineering, 2022, 51(7): 20210759
- Infrared and Laser Engineering
- Vol. 51, Issue 7, 20210759 (2022)
Fig. 1. Schematic diagram of WFS-less AO system
Fig. 2. Actuators location of 36-element deformable mirror
Fig. 3. Flow chart of MHSPGD algorithm
Fig. 4. Convergence curves of different step sizes
Fig. 5. Comparison of wavefront phase and farfield image correction effect between MHSPGD algorithm and SPGD algorithm. (a)
; (b)
; (c)
MHSPGD算法和SPGD算法的波前相位和远场图像校正效果比较。(a)
；(b)
；(c)
Fig. 5. [in Chinese]
Fig. 6. SR convergence curve comparison of different algorithms. (a)
; (b)
; (c)
不同算法的SR收敛曲线对比。(a)
；(b)
；(c)
Fig. 7. Comparison of correction effect between MHSPGD algorithm and SPGD algorithm when Zernike order is 65. (a) Wavefront phase and far-field images; (b) SR convergence curve
Fig. 8. Actuators location of 61 units deformable mirror
Fig. 9. SR curve comparison of MHSPGD algorithm and SPGD algorithm under 36 and 61 units DM
|
Table 1. Comparison of SR value for each algorithm under different turbulence intensities
|
Table 2. Comparison of computation time for each algorithm under different turbulence intensities
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