NIST Machine-Print Database of Gray Scale and Binary Images (MPDB)
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下载链接：
http://www.nist.gov/srd/nistsd8.cfm
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资源简介：
This database has been discontinued and is no longer available. The NIST machine-printed database which was formerly part of the Special Databases collection contained gray scale and binary images of machine printed pages. The database was previously known as Special Database 8.
提供机构：
National Institute of Standards and Technology
创建时间：
2016-07-07
