High Frequency Radar Cross Sections of the Ocean Surface Incorporating Pitch and Roll Motions of a Floating Platform
Bibliographic record
Abstract
The first- and second-order high frequency radar cross sections of the ocean surface incorporating pitch and roll motion of a floating platform are derived. Based on these newly derived radar cross sections, simulations are conducted to show the effect of the pitch and roll motion on the radar Doppler spectra. Compared to the conclusions made from the existing work, the radar cross section models proposed in this paper are reasonably validated. Results show that pitch and roll motion bring a frequency modulation to the radar signal. These cause motion-induced peaks to appear symmetrically in the Doppler frequency. The effect of pitch and roll motion on the radar Doppler spectra is seen to be similar to that caused by horizontal motion of the platform. Increasing the amplitudes of the pitch and roll motion is seen to produce a greater modulation effect on the Doppler spectra.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".