Single Photon Challenge

Sacha Jungerman1, Atul Ingle2, Sotiris Nousias3, Mian Wei4, Mel White5, Mohit Gupta1

1University of Wisconsin - Madison, 2Portland State University, 3Purdue University,
4Carnegie Mellon University, 5US Naval Research Lab

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FluxISP

Submitted: April 9, 2026, 8:37 a.m.  —  Public

Mean PSNR ↑ 5% Low PSNR ↑ 1% Low PSNR ↑ Mean MS-SSIM ↑ 5% Low MS-SSIM ↑ 1% Low MS-SSIM ↑ Mean LPIPS ↓ 5% Low LPIPS ↓ 1% Low LPIPS ↓
16.260 11.578 9.088 0.746 0.492 0.332 0.293 0.781 1.088

Ground Truth
Reconstruction
Ground Truth
Reconstruction
Ground Truth
Reconstruction
Ground Truth
Reconstruction
Ground Truth
Reconstruction