[Retracted] Application of Intelligent Recognition Technology in Recognition of Mechanical Material Structure

Table 1

Material identification database.

Database	Creator	Creation time	Number of pictures/piece	Type of material
CUReT	Dana	1999	12505	61
KTH-TIPS	Hayman	2004	810	10
FMD	Sharan	2009	1000	10
MINC	Bell	2015	3000000	23
GMD	Wieschollek	2016	10000	10