数字仪表信息的自动提取方法  

An Automatic Data Extraction Method for Digital Meters

作　　者：胡成军[1] 衡军[1] 马旭勃[1] 

机构地区：[1]海军潜艇学院,青岛266042

出　　处：《计算机与数字工程》2016年第2期343-347,共5页Computer & Digital Engineering

摘　　要：利用计算机视觉自动提取数字仪表信息具有现实工程意义。针对采用液晶屏显示多种字体、包括非数字字符集的数字仪表,引入通用光学字符识别引擎用于仪表信息自动提取。为提高识别的准确率、实时性和鲁棒性,从图像获取、图像处理、识别引擎定制以及有效性判断等方面采取相应措施。For those digital meters which adopt LCD screen and output information including non-digital characters using various fonts,an automatic data extraction method is proposed with the introduction of general optical character recognition engine.To meet the real-time and robustness demand and to improve the accuracy of recognition,various measures related with image acquisition,image processing,customization of optical character recognition engine and results validation are described.

关 键 词：计算机视觉 光学字符识别 数字仪表 图像处理 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]