[3] [3] Su S, Niu W, Li Y,et al. Dim and small space-target detection and centroid positioning based on motion feature learning［J］. Remote Sens, 2023, 15, 2455.

[12] [12] P L Rosin, T Ellis. Image difference threshold strategies and shadow detection［C］. Proceedings of the Sixth British Machine Vision Conference, Birmingham, UK. 1995: 347-356.

[14] [14] Fujita K, Hanada T, Kitazawa Y,et al. A debris image tracking using optical flow algorithm［J］. Adv. Space Res., 2012, 49（5）: 1007-1018.

[15] [15] S M Tonissen, R J Evans. Performance of dynamic programming technique for track before detect［J］. IEEE Trans. on AES., 1996, 32: 1440-1451.

[17] [17] R Liou, M R Azimi-Sadjadi. Dim target detection and cluttered rejection using modified high order correlation neural network［C］. Proceedings of the DCNN, Baltimore（IV）, 1992: 289-294.

[18] [18] Li M, Yan C, Hu C,et al. Space target detection in complicated situations for wide-field surveillance［J］. IEEE Access, 2019,（7）: 123658-123670.