Non-Visual Sensor Attributes Table

This table represents the overall list of valid, measured values that can be applied to the Non-Visual Sensor attributes. Each section (base, coating, attributes) contains the listing of allowed values that can be input.

Base

Index	USD Label	Meaning
0	none	Default, unlabeled or unspecified material
Metals:
1	aluminum	Signs, poles, etc.
2	steel	Heavy construction metals, bridges, etc.
3	oxidized_steel	Rusted steel
4	iron	Manhole covers, drainage grills, etc.
5	oxidized_iron	Rusted iron
6	silver	Shiny metals
7	brass	Architecture
8	bronze	Statues, etc.
9	oxidized_Bronze_Patina	Old statues
10	tin	Food, Cans, etc.
Polymers
11	plastic	Generic plastic, etc.
12	fiberglass	Car bumpers, etc.
13	carbon_fiber	Car parts, bicycle parts, etc.
14	vinyl	Car insides, etc.
15	plexiglass	Light covers, etc.
16	pvc	Water tubes, etc.
17	nylon	Plastic bags, etc.
18	polyester	Some clothing, etc.
Glass
19	clear_glass	Glass that is clear with no contaminants
20	frosted_glass	Glass that has any volumetric particulates
21	one_way_mirror	Buildings glass panels
22	mirror	Car side mirrors, etc.
23	ceramic_glass	Heavy duty glass in construction
Other
24	asphalt	Roads, etc.
25	concrete	Construction, sidewalks, etc.
26	leaf_grass	Live vegetation
27	dead_leaf_grass	Dead vegetation
28	rubber	Tires, etc.
29	wood	Construction timber
30	bark	Vegetation
31	cardboard	Boxes, etc.
32	paper	Newspapers, paper bags, etc.
33	fabric	Clothing, flags, etc.
34	skin	Humans, animals, etc.
35	fur_hair	Human head, animals, etc.
36	leather	Clothing, car insides, etc.
37	marble	Construction
38	brick	Construction
39	stone	Nature, stones that have geometry
40	gravel	Nature, finer stones that are maps
41	dirt	Nature, even finer stones/dust, ground, etc.
42	mud	Nature, wet dirt
43	water	Nature, water fountains, etc.
44	salt_water	Nature
45	snow	Nature
46	ice	Nature
47	calibration_lambertian	Special material for special assets with defined diffuse reflectance set in MDL with special values. Content creators need to care for these values and for applying the material only on select assets. Ex: target panels, corner reflectors, etc.
…	…	Reserved for future expansion

Coating

Index	USD Label	Meaning
0	none	Default, unlabeled or unspecified coating
1	paint	Painted surface
2	clearcoat	Clear-coated surface
3	paint_clearcoat	Painted and Clear-coated
…	…	Reserved for future expansion

Attributes

Index	USD Label	Meaning
0	none	No attributes specified
1	emissive	Energy-emitting surface e.g. lights, sign panels, etc.
2	retroreflective	Retroreflective surface e.g.- safety vests, road reflectors, etc.
3	single_sided	Single-sided (non-thin geometry)
4	visually_transparent	Material is visually transparent, e.g. - glass, etc.
…	…	Reserved for future expansion