OPTICAL WORD RECOGNITION - CASE-STUDY IN COHERENT OPTICAL-PATTERN RECOGNITION

被引：3

作者：

CASASENT, D ^{[1
]}

CAIMI, F ^{[1
]}

HINDS, JE ^{[1
]}

机构：

[1] CENT INTELLIGENCE AGCY, WASHINGTON, DC 20505 USA

来源：

OPTICAL ENGINEERING | 1980年 / 19卷 / 05期

关键词：

CHARACTER RECOGNITION; OPTICAL; -; HOLOGRAPHY; Applications;

D O I：

10.1117/12.7972593

中图分类号：

O43 [光学];

学科分类号：

070207 ; 0803 ;

摘要：

A coherent optical pattern recognition system using a frequency plane correlator with weighted matched spatial filter synthesis is described. The case study chosen to describe this application of holography is the determination of all pages in a microfilm data base on which a given key word is present.

引用

页码：716 / 721

页数：6

共 19 条

[1]

CANAL LN, 1968, PATTERN RECOGNITION

[2] SOURCES OF CORRELATION DEGRADATION [J].