NPs for BRDF

Table Format

[Relative Absolute Error]

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The average PSNR is 56.61491397200831 The variance is 26.676492104665584.

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MERL 100 materials

The average PSNR is 57.57452783584595 The variance is 22.859977967916066.

alum-bronze	alumina-oxide	aluminium	aventurnine	beige-fabric	black-fabric	black-obsidian	black-oxidized-steel
PSNR: 55.27	PSNR: 53.26	PSNR: 48.32	PSNR: 59.11	PSNR: 58.10	PSNR: 60.08	PSNR: 63.26	PSNR: 62.92
black-phenolic	black-soft-plastic	blue-acrylic	blue-fabric	blue-metallic-paint2	blue-metallic-paint	blue-rubber	brass
PSNR: 61.12	PSNR: 65.13	PSNR: 59.18	PSNR: 62.42	PSNR: 55.45	PSNR: 55.44	PSNR: 60.39	PSNR: 49.29
cherry-235	chrome-steel	chrome	colonial-maple-223	color-changing-paint1	color-changing-paint2	color-changing-paint3	dark-blue-paint
PSNR: 60.70	PSNR: 46.96	PSNR: 43.19	PSNR: 61.94	PSNR: 65.05	PSNR: 54.52	PSNR: 62.50	PSNR: 66.06
dark-red-paint	dark-specular-fabric	delrin	fruitwood-241	gold-metallic-paint2	gold-metallic-paint3	gold-metallic-paint	gold-paint
PSNR: 62.76	PSNR: 69.20	PSNR: 55.49	PSNR: 60.37	PSNR: 56.28	PSNR: 53.83	PSNR: 57.72	PSNR: 59.46
gray-plastic	grease-covered-steel	green-acrylic	green-fabric	green-latex	green-metallic-paint2	green-metallic-paint	green-plastic
PSNR: 58.01	PSNR: 44.89	PSNR: 54.92	PSNR: 64.33	PSNR: 61.88	PSNR: 59.32	PSNR: 59.43	PSNR: 60.94
hematite	ipswich-pine-221	light-brown-fabric	light-red-paint	maroon-plastic	natural-209	neoprene-rubber	nickel
PSNR: 52.76	PSNR: 61.11	PSNR: 60.62	PSNR: 57.91	PSNR: 60.72	PSNR: 58.78	PSNR: 57.56	PSNR: 52.39
nylon	orange-paint	pearl-paint	pickled-oak-260	pink-fabric2	pink-fabric	pink-felt	pink-jasper
PSNR: 51.62	PSNR: 57.10	PSNR: 57.22	PSNR: 57.78	PSNR: 59.89	PSNR: 57.89	PSNR: 58.77	PSNR: 55.90
pink-plastic	polyethylene	polyurethane-foam	pure-rubber	purple-paint	pvc	red-fabric2	red-fabric
PSNR: 54.66	PSNR: 55.91	PSNR: 65.63	PSNR: 56.68	PSNR: 60.93	PSNR: 65.40	PSNR: 63.01	PSNR: 62.13
red-metallic-paint	red-phenolic	red-plastic	red-specular-plastic	silicon-nitrade	silver-metallic-paint2	silver-metallic-paint	silver-paint
PSNR: 56.16	PSNR: 63.47	PSNR: 56.39	PSNR: 59.07	PSNR: 59.38	PSNR: 58.05	PSNR: 54.38	PSNR: 52.86
special-walnut-224	specular-black-phenolic	specular-blue-phenolic	specular-green-phenolic	specular-maroon-phenolic	specular-orange-phenolic	specular-red-phenolic	specular-violet-phenolic
PSNR: 63.14	PSNR: 55.60	PSNR: 56.53	PSNR: 58.62	PSNR: 59.54	PSNR: 59.94	PSNR: 56.76	PSNR: 58.08
specular-white-phenolic	specular-yellow-phenolic	ss440	steel	teflon	tungsten-carbide	two-layer-gold	two-layer-silver
PSNR: 53.69	PSNR: 57.24	PSNR: 47.30	PSNR: 44.56	PSNR: 55.52	PSNR: 49.31	PSNR: 56.35	PSNR: 53.55
violet-acrylic	violet-rubber	white-acrylic	white-diffuse-bball	white-fabric2	white-fabric	white-marble	white-paint
PSNR: 57.77	PSNR: 60.10	PSNR: 52.00	PSNR: 56.04	PSNR: 62.87	PSNR: 57.52	PSNR: 52.84	PSNR: 52.04
yellow-matte-plastic	yellow-paint	yellow-phenolic	yellow-plastic
PSNR: 60.18	PSNR: 57.71	PSNR: 54.17	PSNR: 57.83

EPFL 51 materials

The average PSNR is 54.73331816056196 The variance is 28.81384493266041.

acrylic-felt-green	acrylic-felt-orange	acrylic-felt-pink	acrylic-felt-purple	acrylic-felt-white	acrylic-felt-yellow	aurora-white	cardboard
PSNR: 61.46	PSNR: 56.97	PSNR: 56.16	PSNR: 64.98	PSNR: 51.28	PSNR: 53.59	PSNR: 51.16	PSNR: 54.71
cc-amber-citrine	cc-blue-agat	cc-green-malachite	cc-ibiza-sunset	cc-iris-purple-gem	cc-nothern-aurora	cg-sunflower	chm-light-blue
PSNR: 47.59	PSNR: 46.30	PSNR: 51.79	PSNR: 57.06	PSNR: 57.72	PSNR: 52.45	PSNR: 55.44	PSNR: 39.36
chm-mint	chm-orange	cm-military-green	cm-toxic-green	cm-white	colodur-azure-4e	colodur-connemara-4c	colodur-kalahari-2a
PSNR: 52.48	PSNR: 43.06	PSNR: 60.02	PSNR: 52.09	PSNR: 56.51	PSNR: 58.92	PSNR: 59.98	PSNR: 50.62
colodur-napoli-4f	ilm-l3-37-dark-green	ilm-l3-37-matte	ilm-l3-37-metallic	ilm-solo-millennium-falcon	ilm-solo-m-68	irid-flake-paint1-fine	irid-flake-paint1
PSNR: 63.01	PSNR: 62.79	PSNR: 55.73	PSNR: 52.18	PSNR: 57.34	PSNR: 50.40	PSNR: 53.63	PSNR: 54.77
irid-flake-paint2	laika-ceiling-paint-18-gray	leaf-maple	paper-blue	paper-green	paper-red	paper-white	paper-yellow
PSNR: 55.07	PSNR: 64.92	PSNR: 64.92	PSNR: 57.35	PSNR: 53.21	PSNR: 58.93	PSNR: 53.05	PSNR: 52.67
satin-blue	satin-gold	satin-purple	satin-rosaline	satin-white	spectralon	vch-dragon-eye-red	vch-frozen-amethyst
PSNR: 45.52	PSNR: 51.15	PSNR: 51.99	PSNR: 51.13	PSNR: 48.23	PSNR: 50.66	PSNR: 60.25	PSNR: 59.49
vch-golden-yellow	vch-silk-blue	vch-ultra-pink
PSNR: 58.04	PSNR: 56.93	PSNR: 56.34