Cheng-bin YAO, Yun-wei JIA, Jiang-bo WU, Kun WANG, Chen-xiang HAO. Baseline Fitting Algorithm of Spectral Signal Region[J]. Acta Photonica Sinica, 2020, 49(12): 105
- Acta Photonica Sinica
- Vol. 49, Issue 12, 105 (2020)
Fig. 1. Schematic diagram of signal area fitting
Fig. 2. Baseline-comparison of GradSuck fitting and quadratic polynomial fitting when SNR=50
Fig. 3. Baseline-comparison of various algorithms fitting without noise
Fig. 4. Comparison of baseline fitting of step when SNR=30
Fig. 5. Baseline fitting results of 100 experiments when SNR=30
Fig. 6. Fitting results of different algorithms with different noise ratios and different baselines
Fig. 7. Comparison of baseline fitting of background spectrum experimental data
Fig. 8. Comparison of baseline fitting of real chromatographic data
Fig. 9. Comparison of baseline fitting of Admite spectrum
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Table 1. The statistical relative error of each algorithm
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