• Acta Optica Sinica
  • Vol. 39, Issue 9, 0911001 (2019)
Shuping Tao1,*, Xuyan Zhang1, Qinping Feng1,2, Mingzhu Song1,2, and Yong Wu1
Author Affiliations
  • 1 Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun, Jilin 130033, China
  • 2 University of Chinese Academy of Sciences, Beijing 100049, China
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    DOI: 10.3788/AOS201939.0911001 Cite this Article Set citation alerts
    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 Copy Citation Text show less
    Working principle of digital TDI general algorithm
    Fig. 1. Working principle of digital TDI general algorithm
    Flowchart of digital TDI algorithm for wide-range image motion variation
    Fig. 2. Flowchart of digital TDI algorithm for wide-range image motion variation
    Retrospective interpolation diagram
    Fig. 3. Retrospective interpolation diagram
    Original remote sensing image
    Fig. 4. Original remote sensing image
    Images obtained by two algorithms when image mismatch rate is 0.5%. (a) Proposed algorithm; (b) TDI general algorithm
    Fig. 5. Images obtained by two algorithms when image mismatch rate is 0.5%. (a) Proposed algorithm; (b) TDI general algorithm
    Images obtained by two algorithms when image mismatch rate is 2%. (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
    Type of algorithmImage mismatch rate /%fMT-MATσ
    Proposed algorithm0.50.95480.9437
    2.00.93860.9109
    TDI general algorithm0.50.93670.9274
    2.00.82010.8009
    Table 1. Image analysis results of proposed algorithm and TDI general algorithm
    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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