Estimation of the Significant Wave Height from Marine Radar Images without External Reference
Abstract
:1. Introduction
2. Materials and Methods
2.1. Generation of the Synthetics Data
2.1.1. Generation of the Wave Field
2.1.2. Radar Imaging
2.2. Significant Wave Height Estimation Methodology
- (1)
- Reconstruction of non-calibrated wave elevation by means of the inversion procedure [2].
- (2)
- (3)
- Estimation of the significant wave height by means of the correlation between the raw radar image after the thresholding procedure (step 2) and the corresponding “reconstructed” radar image, which is achieved by applying the modulation effects to the non-calibrated wave elevation image retrieved during step 1.
2.2.1. Step 1: Inversion Procedure
2.2.2. Step 2: Estimating Shadow Threshold
2.2.3. Step 3: Estimating Wave Height
3. Results
4. Discussion and Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Sea State | Sea State Parameters | |||
---|---|---|---|---|
Hs (m) | Tp (s) | λp (m) | ||
SS1 | 1.05 | 4.38 | 30.02 | 6.84 |
SS2 | 2.20 | 6.20 | 60.05 | 9.68 |
SS3 | 3.22 | 7.59 | 90.08 | 11.85 |
SS4 | 4.33 | 8.77 | 120.11 | 13.69 |
SS5 | 5.59 | 9.80 | 150.13 | 15.31 |
SS6 | 6.51 | 10.74 | 180.16 | 16.77 |
SS7 | 7.25 | 11.60 | 210.19 | 18.11 |
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Ludeno, G.; Serafino, F. Estimation of the Significant Wave Height from Marine Radar Images without External Reference. J. Mar. Sci. Eng. 2019, 7, 432. https://doi.org/10.3390/jmse7120432
Ludeno G, Serafino F. Estimation of the Significant Wave Height from Marine Radar Images without External Reference. Journal of Marine Science and Engineering. 2019; 7(12):432. https://doi.org/10.3390/jmse7120432
Chicago/Turabian StyleLudeno, Giovanni, and Francesco Serafino. 2019. "Estimation of the Significant Wave Height from Marine Radar Images without External Reference" Journal of Marine Science and Engineering 7, no. 12: 432. https://doi.org/10.3390/jmse7120432