Hidden

Radio Aperture Synthesis — Hidden Tier

(5 scenes)

Fully blind server-side evaluation — no data download.

What you get

No data downloadable. Algorithm runs server-side on hidden measurements.

How to use

Package algorithm as Docker container / Python script. Submit via link.

What to submit

Containerized algorithm accepting y + H, outputting x_hat + corrected spec.

Parameter Specifications

🔒

True spec hidden — blind evaluation, only ranges available.

Parameter Spec Range Unit
antenna_gain_error 0.993 – 1.023 -
phase_calibration_error -0.7 – 2.3 deg
bandpass_slope -0.0014 – 0.0046 1/MHz
pointing_offset -0.7 – 2.3 arcsec

Hidden Tier Leaderboard

# Method Score PSNR SSIM Consistency Trust Source
1 PRIMO + gradient 0.582 23.27 0.742 0.76 ✓ Certified Medeiros et al., ApJL 2023
2 AIRI + gradient 0.528 20.63 0.629 0.85 ✓ Certified Terris et al., MNRAS 2022
3 R2D2 + gradient 0.526 21.36 0.662 0.74 ✓ Certified Aghabiglou et al., ApJS 2024
4 CLEAN + gradient 0.423 17.23 0.462 0.83 ✓ Certified Hogbom, A&AS 1974

Dataset

Scenes: 5

Scoring Formula

0.4 × PSNR_norm + 0.4 × SSIM + 0.2 × (1 − ‖y − Ĥx̂‖/‖y‖)

PSNR: 40% SSIM: 40% Consistency: 20%
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