Simple Objects
Mean relative square error
Varying Medium Parameters
α'=0.650, σt'=20.0, g=0.90
| Method |
1024 spp |
10 min |
| Ours |
0.02894 |
0.02733 |
| Beam dipole |
0.05846 |
0.05773 |
| Forward dipole |
0.01681 |
0.04483 |
| Directional dipole |
0.05083 |
0.05153 |
| Path tracing [poly.] |
0.02746 |
0.02610 |
| Path tracing [diffuse] |
0.00691 |
0.00523 |
| Path tracing |
0.01374 |
0.00950 |
α'=0.980, σt'=20.0, g=0.90
| Method |
1024 spp |
10 min |
| Ours |
0.01051 |
0.00891 |
| Beam dipole |
0.03744 |
0.03593 |
| Forward dipole |
3.26756 |
2.95019 |
| Directional dipole |
0.06901 |
0.06996 |
| Path tracing [poly.] |
0.00986 |
0.01509 |
| Path tracing [diffuse] |
0.00292 |
0.00990 |
| Path tracing |
0.00636 |
0.02407 |
α'=0.980, σt'=1.0, g=0.99
| Method |
1024 spp |
10 min |
| Ours |
0.05077 |
0.05377 |
| Beam dipole |
0.27985 |
0.27970 |
| Forward dipole |
1352.82568 |
23.01992 |
| Directional dipole |
1.81753 |
7.20972 |
| Path tracing [poly.] |
0.04300 |
0.05206 |
| Path tracing [diffuse] |
0.10047 |
0.10978 |
| Path tracing |
0.00524 |
0.02744 |
α'=0.980, σt'=1.0, g=0.90
| Method |
1024 spp |
10 min |
| Ours |
0.03888 |
0.04198 |
| Beam dipole |
0.27653 |
0.27765 |
| Forward dipole |
107.59402 |
24.95649 |
| Directional dipole |
0.54274 |
0.41924 |
| Path tracing [poly.] |
0.03049 |
0.03140 |
| Path tracing [diffuse] |
0.04042 |
0.04120 |
| Path tracing |
0.00523 |
0.00680 |
α'=0.980, σt'=1.0, g=0.00
| Method |
1024 spp |
10 min |
| Ours |
0.01360 |
0.01484 |
| Beam dipole |
0.21605 |
0.21438 |
| Forward dipole |
16.19844 |
123.54378 |
| Directional dipole |
0.36549 |
0.33435 |
| Path tracing [poly.] |
0.01049 |
0.01067 |
| Path tracing [diffuse] |
0.00778 |
0.00780 |
| Path tracing |
0.00544 |
0.00471 |
α'=0.980, σt'=100.0, g=0.90
| Method |
1024 spp |
10 min |
| Ours |
0.00668 |
0.00670 |
| Beam dipole |
0.01860 |
0.01671 |
| Forward dipole |
1.06134 |
2.01284 |
| Directional dipole |
0.05095 |
0.05208 |
| Path tracing [poly.] |
0.00707 |
0.01437 |
| Path tracing [diffuse] |
0.00279 |
0.01206 |
| Path tracing |
0.00683 |
0.03265 |
Varying Illumination Parameters
| Equal Spp (1024 spp) |
Equal Time (10 min) |
Illumination 1
| Method |
1024 spp |
10 min |
| Ours |
0.02929 |
0.03250 |
| Beam dipole |
0.19212 |
0.06614 |
| Forward dipole |
8.09978 |
51.32615 |
| Directional dipole |
0.09293 |
0.10889 |
| Path tracing [poly.] |
0.01973 |
0.22854 |
| Path tracing [diffuse] |
0.02339 |
1.15579 |
| Path tracing |
0.75712 |
16.34676 |
Illumination 2
| Method |
1024 spp |
10 min |
| Ours |
0.02398 |
0.03129 |
| Beam dipole |
0.12744 |
0.03896 |
| Forward dipole |
19.14655 |
57.92124 |
| Directional dipole |
0.07647 |
0.08955 |
| Path tracing [poly.] |
0.02071 |
0.26014 |
| Path tracing [diffuse] |
0.01549 |
0.30558 |
| Path tracing |
0.39591 |
7.54157 |
Illumination 3
| Method |
1024 spp |
10 min |
| Ours |
0.03846 |
0.05602 |
| Beam dipole |
1.85467 |
1.71018 |
| Forward dipole |
9.73719 |
91.51696 |
| Directional dipole |
0.08792 |
0.12502 |
| Path tracing [poly.] |
0.03525 |
0.58700 |
| Path tracing [diffuse] |
0.03276 |
0.59502 |
| Path tracing |
0.38846 |
7.69861 |