Yumu Yao, Jun Liu, Shannan Liu. Study on Full Waveform Data Based on Effective Peak Correction Algorithm[J]. Laser & Optoelectronics Progress, 2021, 58(14): 1410018
- Laser & Optoelectronics Progress
- Vol. 58, Issue 14, 1410018 (2021)
Fig. 1. A raw echo signal of GLAS
Fig. 2. Piecewise noise threshold filtering of echo signal
Fig. 3. Smooth filtering of echo signal. (a) Contour of original waveform; (b) contour of waveform after segmental Gaussian filtering
Fig. 4. Peak information extraction
Fig. 5. Verifies center point of waveform
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Table 1. Comparison of ground object height extracted by four methods and measured data
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