Dev
Wide-Angle X-ray Scattering (WAXS) — 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 |
|---|---|---|
| detector_distance_error | -0.24 – 0.36 | - |
| beam_center_error | -0.72 – 1.08 | px |
| polarization_correction | 0.964 – 1.024 | - |
| air_scatter_background | -1.2 – 1.8 | - |
Dev Tier Leaderboard
| # | Method | Score | PSNR | SSIM | Consistency | Trust | Source |
|---|---|---|---|---|---|---|---|
| 1 | CrystalFormer + gradient | 0.672 | 26.25 | 0.839 | 0.87 | ✓ Certified | Diffraction pattern transformer, 2024 |
| 2 | Rietveld-WAXS + gradient | 0.599 | 23.66 | 0.756 | 0.8 | ✓ Certified | Rietveld, J. Appl. Cryst. 1969 |
| 3 | WAXS-Net + gradient | 0.570 | 22.16 | 0.697 | 0.85 | ✓ Certified | WAXS pattern analysis DL, 2023 |
| 4 | PyFAI-Integrate + gradient | 0.553 | 21.74 | 0.679 | 0.82 | ✓ Certified | Ashiotis et al., J. Appl. Cryst. 2015 |
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%