Shuping Tao, Xuyan Zhang, Qinping Feng, Mingzhu Song, Yong Wu. Digital Time Delay and Integration Method for Wide-Range Image Motion Variation[J]. Acta Optica Sinica, 2019, 39(9): 0911001

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- Acta Optica Sinica
- Vol. 39, Issue 9, 0911001 (2019)

Fig. 1. Working principle of digital TDI general algorithm

Fig. 2. Flowchart of digital TDI algorithm for wide-range image motion variation

Fig. 3. Retrospective interpolation diagram

Fig. 4. Original remote sensing image

Fig. 5. Images obtained by two algorithms when image mismatch rate is 0.5%. (a) Proposed algorithm; (b) TDI general algorithm

Fig. 6. Images obtained by two algorithms when image mismatch rate is 2%. (a) Proposed algorithm; (b) TDI general algorithm
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Table 1. Image analysis results of proposed algorithm and TDI general algorithm

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