Torus

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Images

MAPE

1-SSIM

1: Reference

2: Path Tracing

3: PPG [Müller 2019]

4: VMM Radiance [Ruppert et al. 2020]

5: SDMM Radiance (Ours)

6: SDMM Product (Ours)

Reference

Path Tracing

PPG [Müller 2019]

VMM Radiance [Ruppert et al. 2020]

SDMM Radiance (Ours)

SDMM Product (Ours)

Charts

Lower values are better except for Efficiency (for SSIM, we plot 1-SSIM).

MAPE

SMAPE

MRSE

1-SSIM

Efficiency

Metric	Path Tracing	PPG [Müller 2019]	VMM Radiance [Ruppert et al. 2020]	SDMM Radiance (Ours)	SDMM Product (Ours)
Render Time	65s	65s	64s	93s	2.0m
SPP	1024	1024	1024	1024	1024
MAPE	0.0768	0.0778	0.0853	0.0728	0.0715
SMAPE	0.0662	0.0666	0.0729	0.0606	0.0568
L1	0.0111	0.0111	0.0123	0.0105	0.0102
MRSE	0.0471	0.0493	0.0637	0.0530	0.0772
L2	2.85e−3	2.48e−3	3.26e−3	2.49e−3	3.99e−3
1-SSIM	0.204	0.208	0.219	0.184	0.164
Efficiency	0.324	0.313	0.246	0.204	0.109