Dev
SAR — Dev Tier
(3 scenes)Blind evaluation tier — no ground truth available.
What you get
Measurements (y), ideal forward operator (H), and spec ranges only.
How to use
Apply your pipeline from the Public tier. Use consistency as self-check.
What to submit
Reconstructed signals and corrected spec. Scored server-side.
Parameter Specifications
🔒
True spec hidden — estimate parameters from spec ranges below.
| Parameter | Spec Range | Unit |
|---|---|---|
| motion_error | -2.4 – 3.6 | cm |
| phase_error | -0.36 – 0.54 | rad |
| range_cell_migration | -0.6 – 0.9 | cells |
Dev Tier Leaderboard
| # | Method | Score | PSNR | SSIM | Consistency | Trust | Source |
|---|---|---|---|---|---|---|---|
| 1 | DiffusionSAR + gradient | 0.729 | 29.75 | 0.913 | 0.83 | ✓ Certified | Wei et al., NeurIPS 2024 |
| 2 | SAR-CAM + gradient | 0.704 | 28.2 | 0.885 | 0.84 | ✓ Certified | Cross-attention SAR, 2024 |
| 3 | SARFormer + gradient | 0.690 | 26.85 | 0.854 | 0.9 | ✓ Certified | Li et al., CVPR 2024 |
| 4 | PanSharpener++ + gradient | 0.654 | 25.7 | 0.823 | 0.84 | ✓ Certified | Zhang et al., ICCV 2024 |
| 5 | ScoreSAR + gradient | 0.627 | 24.14 | 0.773 | 0.88 | ✓ Certified | Johnson et al., ECCV 2025 |
| 6 | Lee Filter + gradient | 0.626 | 24.87 | 0.798 | 0.79 | ✓ Certified | Lee, IEEE TGRS 1980 |
| 7 | SAR-DRN + gradient | 0.617 | 24.23 | 0.777 | 0.82 | ✓ Certified | Zhang et al., RS 2018 |
| 8 | Range-Doppler + gradient | 0.613 | 23.97 | 0.767 | 0.83 | ✓ Certified | SAR signal processing baseline |
| 9 | SARDenoiserViT + gradient | 0.606 | 24.03 | 0.77 | 0.79 | ✓ Certified | Wang et al., ICCV 2024 |
| 10 | SAR-ResNet + gradient | 0.572 | 22.08 | 0.693 | 0.87 | ✓ Certified | Chen et al., IEEE TGRS 2022 |
| 11 | SAR-BM3D + gradient | 0.555 | 21.54 | 0.67 | 0.86 | ✓ Certified | Parrilli et al., IEEE TGRS 2012 |
| 12 | Matched Filter + gradient | 0.499 | 19.98 | 0.598 | 0.8 | ✓ Certified | Standard SAR focusing |
| 13 | Chirp Scaling + gradient | 0.495 | 19.98 | 0.598 | 0.78 | ✓ Certified | Raney et al., IEEE TGRS 1994 |
Visible Data Fields
y
H_ideal
spec_ranges
Dataset
Format: HDF5
Scenes: 3
Scoring Formula
0.4 × PSNR_norm + 0.4 × SSIM + 0.2 × (1 − ‖y − Ĥx̂‖/‖y‖)
PSNR: 40%
SSIM: 40%
Consistency: 20%