Single‐Scattering Radar Cross Section of the Ocean Surface Without the Small‐Slope and Height Assumptions
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Bibliographic record
Abstract
Abstract This paper presents a new analysis of the first‐order radar cross section (RCS) of highly conductive random surfaces, with a particular focus on the ocean surface characterized by large roughness scales and non‐negligible slopes in the high‐frequency band. Employing a generalized‐function approach, we derive the operator equation governing the electric field over the ocean surface. Building upon previous research and incorporating a vertical‐pulsed dipole source, our methodology also accounts for the time‐varying nature of ocean surfaces. By introducing explicit factors for height and surface slope into the scattering field expressions, we obtain an enhanced first‐order bistatic RCS formulation. This approach alleviates restrictions inherent in traditional perturbation‐based methods, particularly under extreme wave conditions, and thus offers improved potential for interpreting remote sensing data of the ocean surface.
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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 | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| 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 it