NPs for BRDF

Table Format

[Relative Absolute Error]

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The average PSNR is 55.28785921879952 The variance is 24.288350628648942.

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MERL 100 materials

The average PSNR is 56.25281887054443 The variance is 17.368990891381927.

alum-bronze	alumina-oxide	aluminium	aventurnine	beige-fabric	black-fabric	black-obsidian	black-oxidized-steel
PSNR: 53.42	PSNR: 52.49	PSNR: 48.52	PSNR: 56.68	PSNR: 56.25	PSNR: 59.11	PSNR: 61.59	PSNR: 61.03
black-phenolic	black-soft-plastic	blue-acrylic	blue-fabric	blue-metallic-paint2	blue-metallic-paint	blue-rubber	brass
PSNR: 58.02	PSNR: 64.75	PSNR: 55.98	PSNR: 60.47	PSNR: 54.29	PSNR: 56.92	PSNR: 59.35	PSNR: 50.80
cherry-235	chrome-steel	chrome	colonial-maple-223	color-changing-paint1	color-changing-paint2	color-changing-paint3	dark-blue-paint
PSNR: 58.25	PSNR: 49.25	PSNR: 44.69	PSNR: 59.32	PSNR: 62.36	PSNR: 51.56	PSNR: 61.93	PSNR: 65.26
dark-red-paint	dark-specular-fabric	delrin	fruitwood-241	gold-metallic-paint2	gold-metallic-paint3	gold-metallic-paint	gold-paint
PSNR: 60.24	PSNR: 67.72	PSNR: 55.01	PSNR: 56.68	PSNR: 54.49	PSNR: 52.06	PSNR: 57.47	PSNR: 58.85
gray-plastic	grease-covered-steel	green-acrylic	green-fabric	green-latex	green-metallic-paint2	green-metallic-paint	green-plastic
PSNR: 56.12	PSNR: 46.28	PSNR: 52.48	PSNR: 61.46	PSNR: 59.87	PSNR: 58.36	PSNR: 57.25	PSNR: 57.82
hematite	ipswich-pine-221	light-brown-fabric	light-red-paint	maroon-plastic	natural-209	neoprene-rubber	nickel
PSNR: 53.73	PSNR: 57.67	PSNR: 58.05	PSNR: 56.50	PSNR: 58.39	PSNR: 56.57	PSNR: 57.96	PSNR: 50.66
nylon	orange-paint	pearl-paint	pickled-oak-260	pink-fabric2	pink-fabric	pink-felt	pink-jasper
PSNR: 50.58	PSNR: 55.73	PSNR: 55.82	PSNR: 57.59	PSNR: 58.02	PSNR: 55.95	PSNR: 57.40	PSNR: 54.38
pink-plastic	polyethylene	polyurethane-foam	pure-rubber	purple-paint	pvc	red-fabric2	red-fabric
PSNR: 53.60	PSNR: 55.48	PSNR: 64.26	PSNR: 56.40	PSNR: 59.73	PSNR: 62.96	PSNR: 62.25	PSNR: 61.38
red-metallic-paint	red-phenolic	red-plastic	red-specular-plastic	silicon-nitrade	silver-metallic-paint2	silver-metallic-paint	silver-paint
PSNR: 57.20	PSNR: 60.02	PSNR: 55.81	PSNR: 55.74	PSNR: 58.28	PSNR: 56.05	PSNR: 53.60	PSNR: 50.05
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: 62.31	PSNR: 54.15	PSNR: 54.70	PSNR: 55.44	PSNR: 57.55	PSNR: 56.47	PSNR: 55.92	PSNR: 55.38
specular-white-phenolic	specular-yellow-phenolic	ss440	steel	teflon	tungsten-carbide	two-layer-gold	two-layer-silver
PSNR: 52.57	PSNR: 55.68	PSNR: 48.69	PSNR: 46.51	PSNR: 54.96	PSNR: 49.69	PSNR: 54.05	PSNR: 52.93
violet-acrylic	violet-rubber	white-acrylic	white-diffuse-bball	white-fabric2	white-fabric	white-marble	white-paint
PSNR: 57.80	PSNR: 59.31	PSNR: 50.90	PSNR: 55.96	PSNR: 61.75	PSNR: 55.62	PSNR: 51.78	PSNR: 51.81
yellow-matte-plastic	yellow-paint	yellow-phenolic	yellow-plastic
PSNR: 56.99	PSNR: 55.78	PSNR: 52.31	PSNR: 55.98

EPFL 51 materials

The average PSNR is 53.39578147028007 The variance is 32.44998577077777.

acrylic-felt-green	acrylic-felt-orange	acrylic-felt-pink	acrylic-felt-purple	acrylic-felt-white	acrylic-felt-yellow	aurora-white	cardboard
PSNR: 58.60	PSNR: 55.12	PSNR: 55.31	PSNR: 66.72	PSNR: 50.22	PSNR: 52.92	PSNR: 49.87	PSNR: 54.64
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: 45.18	PSNR: 47.24	PSNR: 53.89	PSNR: 55.18	PSNR: 56.72	PSNR: 51.64	PSNR: 53.50	PSNR: 36.32
chm-mint	chm-orange	cm-military-green	cm-toxic-green	cm-white	colodur-azure-4e	colodur-connemara-4c	colodur-kalahari-2a
PSNR: 50.15	PSNR: 37.07	PSNR: 57.79	PSNR: 50.08	PSNR: 55.58	PSNR: 58.86	PSNR: 57.93	PSNR: 50.89
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: 60.80	PSNR: 59.61	PSNR: 53.22	PSNR: 50.29	PSNR: 57.69	PSNR: 51.26	PSNR: 54.07	PSNR: 55.38
irid-flake-paint2	laika-ceiling-paint-18-gray	leaf-maple	paper-blue	paper-green	paper-red	paper-white	paper-yellow
PSNR: 54.32	PSNR: 62.33	PSNR: 63.17	PSNR: 56.38	PSNR: 50.76	PSNR: 57.96	PSNR: 50.49	PSNR: 53.20
satin-blue	satin-gold	satin-purple	satin-rosaline	satin-white	spectralon	vch-dragon-eye-red	vch-frozen-amethyst
PSNR: 43.53	PSNR: 49.90	PSNR: 50.01	PSNR: 48.79	PSNR: 46.35	PSNR: 48.81	PSNR: 59.38	PSNR: 57.48
vch-golden-yellow	vch-silk-blue	vch-ultra-pink
PSNR: 57.34	PSNR: 54.16	PSNR: 55.09