Fig. 1. Principle schematic of CFSOC system

Fig. 2. The flow chart of IDBO algorithm

Fig. 3. Initial Zernike coefficients of the wavefront aberration

Fig. 4. RMS curves of four control algorithms when stochastic correction is performed on the same aberration for 20 times

Fig. 5. Changes of RMS with the number of iterations for different turbulence

Fig. 6. The variation of ME and BER with the number of iterations under different turbulence conditions

Fig. 7. Comparison of ME before and after far-field spot correction

Fig. 8. Phase distributions before and after correction under different turbulence conditions