Public

TEM — Public Tier

(3 scenes)

Full-access development tier with all data visible.

What you get

Measurements (y), ideal forward operator (H), spec ranges, ground truth (x_true), and true mismatch spec.

How to use

Load HDF5 → compare reconstruction vs x_true → check consistency → iterate.

What to submit

Reconstructed signals (x_hat) and corrected spec as HDF5.

Parameter Specifications

True spec visible — use these exact values for Scenario III oracle reconstruction.

Parameter Spec Range True Value Unit
defocus -50.0 – 100.0 25.0 nm
Cs -0.01 – 0.02 0.005 mm
beam_tilt -0.5 – 1.0 0.25 mrad

InverseNet Baseline Scores

Method: CPU_baseline — Mismatch parameter: nominal

Scenario I (Ideal)

17.98 dB

SSIM 0.2184

Scenario II (Mismatch)

9.14 dB

SSIM 0.1941

Scenario III (Oracle)

14.57 dB

SSIM 0.1284

Per-scene breakdown (4 scenes)
Scene PSNR I SSIM I PSNR II SSIM II PSNR III SSIM III
scene_00 19.63 0.3153 9.25 0.1281 14.96 0.0996
scene_01 17.05 0.2055 7.74 0.1774 17.90 0.2570
scene_02 18.00 0.2280 12.48 0.4695 7.30 0.0359
scene_03 17.23 0.1248 7.10 0.0014 18.11 0.1212

Public Tier Leaderboard

# Method Score PSNR SSIM Consistency Trust Source
1 SwinIR + gradient 0.787 32.38 0.947 0.92 ✓ Certified Liang et al., ICCVW 2021
2 Noise2Void + gradient 0.756 30.09 0.918 0.94 ✓ Certified Krull et al., CVPR 2019
3 BM3D + gradient 0.677 26.39 0.843 0.88 ✓ Certified Dabov et al., IEEE TIP 2007
4 Wiener Filter + gradient 0.582 22.3 0.703 0.89 ✓ Certified Analytical baseline

Visible Data Fields

y H_ideal spec_ranges x_true true_spec

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%
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