Dev
Ultrasonic Phased Array (TFM/FMC) — 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 |
|---|---|---|
| element_pitch_error | -0.0024 – 0.0036 | mm |
| sound_velocity | 5852.0 – 5972.0 | m/s |
| wedge_angle_error | -0.24 – 0.36 | deg |
| dead_element_fraction | -0.012 – 0.018 | - |
Dev Tier Leaderboard
| # | Method | Score | PSNR | SSIM | Consistency | Trust | Source |
|---|---|---|---|---|---|---|---|
| 1 | FMC-Former + gradient | 0.714 | 29.09 | 0.902 | 0.81 | ✓ Certified | Full matrix capture transformer, 2024 |
| 2 | SAFT + gradient | 0.635 | 24.33 | 0.78 | 0.9 | ✓ Certified | Doctor et al., NDT Int. 1986 |
| 3 | UTPA-Net + gradient | 0.632 | 24.28 | 0.778 | 0.89 | ✓ Certified | Phased array DL reconstruction, 2022 |
| 4 | TFM + gradient | 0.592 | 23.0 | 0.731 | 0.85 | ✓ Certified | Holmes et al., NDT&E Int. 2005 |
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%