Author	Title	Open-Access	Samples	Materials	Number of Participants	Task	Questions in the Experiment	Samples Still Available	Reference Scale?	Dimensions
Obein et al. [12]	Difference scaling of gloss: nonlinearity, binocularity, and constancy	YES	Real-world samples	Black-coated paper	6	Pair-to-pair comparison	“Which pair exhibits larger difference?”	YES	NN
Ged at al. [45]	Assessing gloss under diffuse and specular lightning	YES	Real-world samples	Paper-like	29 (14M/15F)	Pair-to-pair comparison	“Which of the two pairs exhibits a higher difference?”	YES	NN
van Assen et al. [48]	Highlight shapes and perception of gloss for real and photographed objects		Virtual stimuli	Simulated	11 (4M/7F)	Pair comparison	“Chose the glossier sphere from the two?”	YES	NN
			YES	Virtual stimuli	Simulated	11 (8M/3F)	Rating task	“Rate the gloss of the object in the viewing booth by placing dot on the rating bar”	YES	NN
				Real-world samples	Glass	8 (5M/3F)	Comparison task	"Rate the gloss of the object in the viewing booth by placing dot on the rating bar"	YES	Just min and max
Faul at al. [51]	Influence of Fresnel effects on gloss perception		Virtual stimuli	Simulated	3	Matching task	"Match the perceived gloss of the first and second object"	NO	NN
			YES	Virtual stimuli	Simulated	6	Pair comparison	“Judge the similarity of gloss and brightness distribution on a scale from 0 to 5”	YES	N0
				Virtual stimuli	Simulated	5	Rating task	“Judge gloss impression in the test object with respect to gloss level quality”	YES	NO
Mizhushima S. [52]	Diffuseness of illumination suitable for reproducing a faithful and ideal appearance of an object	YES	Real-world samples	Paper-like	29 (14M/15F)	Pair-to-pair comparison	"Which of the two pairs exhibits a higher difference?"	YES	NN
Ged at al. [56]	Recognizing real materials from their glossy appearance	YES	Real-world samples	Plexiglas (PMMA)	33	Pair-to-pair comparison	"Select sample with higher perceived gloss!"	YES	NN	3
Ferwerda et al. [55]	A psychophysically based model for surface gloss perception	NO	Virtual stimuli	Simulated	9	Pair comparison	"Judge the apparent difference in gloss between the two samples"	YES	NN	2
			NO	Virtual stimuli	Simulated	9	Magnitude estimation	"Judge the apparent glossiness of the object in the image from 0 to 100 by adjusting the slider"	YES	NO	2
Leloup et al. [57]	Overall gloss evaluation in the presence of multiple cues to surface glossiness	NO	Virtual stimuli	Glass and paper-like	8	Pair comparison	"Rate the gloss of the left stimulus "i" as compared with the stimulus "j" using the scale"	YES	NN	3
Toscani et al. [58]	Three perceptual dimensions for specular and diffuse reflection	YES	Virtual stimuli	Simulated	8	Best match task	"Which of the 4 objects is most similar to the object on the right in terms of surface material properties?"	YES	NN	3
				Virtual stimuli	Simulated	8	Rating task	Indicate how much each adjective is appropriate to describe the surface of the shape presented, from 0% to 100%"	YES	NO	3
Löw et al. [59]	BRDF Models for accurate and efficient rendering of glossy surfaces	YES	Virtual stimuli	Simulated	X	X	X	YES	NN	3
Vangorp et al. [67]	Perception of Hazy gloss		Virtual stimuli	Simulated	NA	Matching task	“Adjust a single parameter of the object on the right until it appears to be same material as the object on the left”	YES	NN
			YES	Virtual stimuli	Simulated	9	Discrimination task	“Which material looks different from other in terms of sharpness or blurriness of the reflection?”	YES	NO
				Virtual stimuli	Simulated	14	Rating task	“Rate the presented material on the 6 scales related to gloss appearance”	YES	Just min and max
Gonzales - Leal et al. [66]	A novel method for assessing haze in the visual appearance of bright-annealed ASI 430 ferritic stainless steel	YES	Real-world samples	AISI 430 steel	0	NN	NN	YES	NN
Tse and Biggs [76]	A New Instrument for Distinctness of Image (DOI) Measurements	YES	Real-world samples	2D prints	NA	X	X	YES	NN
Lu, Ren, Wen and Li [75]	Relationship between DOI of organic coatings and texture substrate sheets	YES	Real-world samples	Steel sheet	NA	X	X	YES	NN
Gruber and Bruder-Strisznigg [77]	Measuring Distinctness of Image of High Gloss surfaces	YES	Real-world samples	Coated steel	25	Ranking task	Not stated	YES	N0
Klinker et al. [84]	The Measurement of Highlights in Color Images	YES	Digital Images	Plastic, paper, ceramics	X	Image analysis	X	YES	X
Wendt et al. [83]	Disparity, motion, and color information improve gloss constancy performance	YES	Virtual stimuli	Simulated	4	Matching task	“Match the perceived lightness and glossiness as closely as possible by adjusting the values of the diffuse component and the Phong exponent”	YES	X
Xiao and Brainard [88]	Surface gloss and color perception of 3D objects	NO	Virtual stimuli	Simulated	7	Matching task	“Match the color appearance of the mat sphere to that of the test sphere”		NN
				Virtual stimuli	Simulated	7	Matching task	“Match the color appearance of the two mat spheres”	YES	NN
Nishida and Shinya [40]	Use of image-based information in judgments of surface reflectance properties	NO	Virtual stimuli	Simulated	5	Matching task	“Change the reflectance parameters of the surface to match the two surfaces”	YES	NN
Motoyoshi et al. [87]	Image statistics and the perception of surface qualities	NO	Virtual stimuli	Stucco-like	6	Unclear	Not stated	YES	NN
				Virtual stimuli	Stucco-like	6	Pair comparison	Not clear	YES	NN
Trujillo Vasquez et al. [89]	Influence of procedural noise on the glossiness of 2.5D printed patches	YES	Real-world samples	2.5D prints	X	X	X	YES	X
Baar et al. [90]	Interrelation between gloss and texture perception of 2.5D-printed surfaces	YES	Real-world samples	2.5D prints	15 (6F/9M)	Rating task	“Select the reference sample with the same perceived gloss as the test sample”	YES	NCS Gloss scale
				Real-world samples	2.5D prints	15 (6F/9M)	Rating task	Assign texture scale value of the ref.samples that match the texture to the test sample	YES	Authors own prints
Qi et al. [91]	Why do rough surfaces appear glossy?	NO	Virtual stimuli	Simulated	5	Rating task	“Is the surface mat or glossy?”	YES	NN
				Virtual stimuli	Simulated	9	Not clear	Unclear	YES	X
Gigilashvili et al. [95]	The role of subsurface scattering in glossiness perception	YES	Virtual samples	Simulated	250	Pair comparison	"Click on the image that contains the glossier object”	YES	NN
Kiyokawa et al. [94]	The perception of translucency from surface gloss	NO	Virtual stimuli	Simulated	18 (15M/3F)	Pair comparison	"Which of the two images appears more translucent?”	YES	NN
				Virtual stimuli	Simulated	6 (4M/2F)	Rating task	“Evaluate the bumpiness of the 3D samples in a range from 0 to 4"	YES	NN
Motoyoshi et al. [93]	Highlight-shading relationship as a cue for the perception of translucent and transparent materials.	YES	Virtual stimuli	Simulated	8 (5M/3F)	Rating task	“Rate the object’s translucency on a five-point scale”	YES	NO
				Virtual stimuli	Simulated	7	Rating task	“Evaluate the bumpiness of the 3D samples in a range from 0 to 4”	YES	NN