Dev
Radio Aperture Synthesis — Dev Tier
(5 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 |
|---|---|---|
| antenna_gain_error | 0.988 – 1.018 | - |
| phase_calibration_error | -1.2 – 1.8 | deg |
| bandpass_slope | -0.0024 – 0.0036 | 1/MHz |
| pointing_offset | -1.2 – 1.8 | arcsec |
Dev Tier Leaderboard
| # | Method | Score | PSNR | SSIM | Consistency | Trust | Source |
|---|---|---|---|---|---|---|---|
| 1 | PRIMO + gradient | 0.644 | 25.42 | 0.815 | 0.82 | ✓ Certified | Medeiros et al., ApJL 2023 |
| 2 | R2D2 + gradient | 0.604 | 23.8 | 0.761 | 0.81 | ✓ Certified | Aghabiglou et al., ApJS 2024 |
| 3 | AIRI + gradient | 0.602 | 23.54 | 0.752 | 0.83 | ✓ Certified | Terris et al., MNRAS 2022 |
| 4 | CLEAN + gradient | 0.497 | 19.77 | 0.588 | 0.82 | ✓ Certified | Hogbom, A&AS 1974 |
Visible Data Fields
y
H_ideal
spec_ranges
Dataset
Format: HDF5
Scenes: 5
Scoring Formula
0.4 × PSNR_norm + 0.4 × SSIM + 0.2 × (1 − ‖y − Ĥx̂‖/‖y‖)
PSNR: 40%
SSIM: 40%
Consistency: 20%