原文：
NIST Special Database 18 is being distributed for use in development and testing of automated mugshot identification systems.
The database consists of a total of 3248 images of variable size using PNG formatting with metadata TXT files corresponding to each per image.
There are images of 1573 individuals (cases) 1495 male and 78 female.
The database contains both front and side (profile) views when available. Separating front views and profiles, there are 131 cases with two or more front views and 1418 with only one front view.
Profiles have 89 cases with two or more profiles and 1268 with only one profile. Cases with both fronts and profiles have 89 cases with two or more of both fronts and profiles, 27 with two or more fronts and one profile, and 1217 with only one front and one profile.
大概意思：
NIST Mugshot Identification Database 是有美国国家标准及技术研究所发布的人面部自动化识别测试数据，包含 1573位个人（男1495、女78）， 3248张 面部照片，照片包括正脸照和侧脸照。其中131人有一张以上正脸照，1418人只有一张正脸照。89人有一张以上侧脸照，1268人只有一张侧脸照。
大家可以到官网地址下载数据集，我自己也在百度网盘分享了一份。可关注本人公众号，回复“2020090801”获取下载链接。
