The Single Photon Challenge

Reconstruction Results

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#	Name Compare Results	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 ↓
1	Naivesum 16	13.572	7.439	7.189	0.486	0.285	0.226	0.939	1.304	1.345
	💡 Naive sum with batch_size=16, invert_response=True and tonemap=True
2	Naivesum 32	15.110	7.576	7.260	0.507	0.265	0.223	0.890	1.308	1.351
	💡 Naive sum with batch_size=32, invert_response=True and tonemap=True
3	Naivesum 64	16.365	7.792	7.351	0.519	0.230	0.194	0.852	1.295	1.352
	💡 Naive sum with batch_size=64, invert_response=True and tonemap=True
4	Naivesum 128	17.093	9.560	9.235	0.520	0.212	0.153	0.818	1.240	1.284
	💡 Naive sum with batch_size=128, invert_response=True and tonemap=True
5	Naivesum 256	17.292	11.340	10.439	0.516	0.215	0.119	0.779	1.181	1.227
	💡 Naive sum with batch_size=256, invert_response=True and tonemap=True
6	Naivesum 512	16.885	11.637	10.859	0.508	0.222	0.117	0.727	1.108	1.163
	💡 Naive sum with batch_size=512, invert_response=True and tonemap=True
7	Naivesum 1024	16.203	10.726	10.070	0.501	0.240	0.178	0.679	1.063	1.101
	💡 Naive sum with batch_size=1024, invert_response=True and tonemap=True
8	Stage 1 - Motion-Compensated Aggregation	24.159	17.981	14.113	0.770	0.546	0.358	0.516	0.763	1.025
	Anonymous.
9	submission_res	20.004	16.054	15.020	0.719	0.454	0.380	0.455	0.658	0.726
	Anonymous.
10	srinivas kachavarapu	21.733	14.426	12.930	0.758	0.538	0.442	0.425	0.593	0.619
	3d-u-100
11	Charles Liu Gauv7	21.568	13.668	11.789	0.829	0.685	0.595	0.419	0.554	0.620
	Anonymous.
12	Shivam Mittal	26.543	19.784	17.541	0.880	0.797	0.764	0.396	0.527	0.578
	Anonymous.
13	srinivas kachavarapu	22.487	14.630	12.447	0.783	0.572	0.454	0.394	0.563	0.600
	Anonymous.
14	Charles Liu SC6.1	21.780	13.615	11.826	0.860	0.746	0.684	0.361	0.496	0.549
	Anonymous.
15	Sampling issue	24.536	5.270	4.499	0.794	0.297	0.239	0.358	1.015	1.227
	Anonymous.
16	Charles Liu SC	21.913	13.637	11.831	0.869	0.757	0.681	0.343	0.483	0.538
	Anonymous.
17	FluxISP	16.260	11.578	9.088	0.746	0.492	0.332	0.293	0.781	1.088

18	gQIR_SD35 Code	16.783	12.234	11.736	0.868	0.785	0.745	0.253	0.384	0.433
	https://arxiv.org/abs/2602.20417
19	Stage 1 + Stage 2 v2	24.980	17.734	14.050	0.856	0.545	0.358	0.243	0.759	1.028
	Anonymous.
20	gQIR_SD35+HistMatched Code	19.529	14.157	12.834	0.863	0.724	0.679	0.237	0.370	0.404
	https://arxiv.org/abs/2602.20417
21	balorkela	26.841	18.335	16.429	0.887	0.739	0.673	0.233	0.430	0.496
	Anonymous.
22	Junwen Gu	27.269	20.095	18.572	0.912	0.813	0.782	0.226	0.396	0.488
	Anonymous.
23	STPT48	28.570	21.062	19.694	0.909	0.827	0.797	0.214	0.354	0.394
	Anonymous.
24	bit2bit+refinement self-supervised reference Code	29.128	23.291	21.691	0.937	0.870	0.839	0.200	0.339	0.378
	https://arxiv.org/abs/2410.23247
25	Pixelbyte	28.530	21.080	19.147	0.920	0.827	0.781	0.198	0.398	0.475
	Anonymous.

Entries marked with 💡 have been submitted by the SPC team as baselines.

Note: Submissions waiting for evaluation will not be shown here.

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