Dark3R · bc040_chapel

Training and held-out test data.

The same 100 reference camera poses are reused at four native short exposures. This page shows representative inputs and targets—not reconstruction outputs.

512×352current prepared resolution
87training views
13held-out test views
14-bitsource RAW
4exposure levels

Training input

  • Native short-exposure RAW.
  • Linear RGB after black-level normalization.
  • No clean target used during training.

Held-out target

  • Longest-exposure clean RAW.
  • Divided by the shutter ratio.
  • Brightness-matched in linear space.

Display only

  • One shared GT-derived white balance.
  • Fixed ×32 exposure for every image.
  • Filmic shoulder + sRGB.
  • Metrics never use this mapping.
Exposure level 01

1/125 s

Mean SNR 5.292 dBReference multiplier ×1.5625

Training inputs

native noisy short exposure
Dark3R Chapel 1/125 training view 000007
Trainview 000007
Dark3R Chapel 1/125 training view 000127
Trainview 000127
Dark3R Chapel 1/125 training view 000247
Trainview 000247

Held-out test targets

clean long exposure, ratio-matched
Dark3R Chapel 1/125 held-out target 000002
Test targetview 000002
Dark3R Chapel 1/125 held-out target 000202
Test targetview 000202
Dark3R Chapel 1/125 held-out target 000402
Test targetview 000402
Exposure level 02

1/320 s

Mean SNR 2.556 dBReference multiplier ×4

Training inputs

native noisy short exposure
Dark3R Chapel 1/320 training view 000007
Trainview 000007
Dark3R Chapel 1/320 training view 000127
Trainview 000127
Dark3R Chapel 1/320 training view 000247
Trainview 000247

Held-out test targets

clean long exposure, ratio-matched
Dark3R Chapel 1/320 held-out target 000002
Test targetview 000002
Dark3R Chapel 1/320 held-out target 000202
Test targetview 000202
Dark3R Chapel 1/320 held-out target 000402
Test targetview 000402
Exposure level 03

1/500 s

Mean SNR 1.682 dBReference multiplier ×6.25

Training inputs

native noisy short exposure
Dark3R Chapel 1/500 training view 000007
Trainview 000007
Dark3R Chapel 1/500 training view 000127
Trainview 000127
Dark3R Chapel 1/500 training view 000247
Trainview 000247

Held-out test targets

clean long exposure, ratio-matched
Dark3R Chapel 1/500 held-out target 000002
Test targetview 000002
Dark3R Chapel 1/500 held-out target 000202
Test targetview 000202
Dark3R Chapel 1/500 held-out target 000402
Test targetview 000402
Exposure level 04

1/800 s

Mean SNR 1.102 dBReference multiplier ×10

Training inputs

native noisy short exposure
Dark3R Chapel 1/800 training view 000007
Trainview 000007
Dark3R Chapel 1/800 training view 000127
Trainview 000127
Dark3R Chapel 1/800 training view 000247
Trainview 000247

Held-out test targets

clean long exposure, ratio-matched
Dark3R Chapel 1/800 held-out target 000002
Test targetview 000002
Dark3R Chapel 1/800 held-out target 000202
Test targetview 000202
Dark3R Chapel 1/800 held-out target 000402
Test targetview 000402