Traditionally, the method of bar code recognition is based on zero crossing of the second derivative.
传统的条码识别方法是通过二阶导数零交叉来定位条码边界。
The one-dimension bar code recognition system is a background program which supports the recognition system on mobile telephone.
一维条码识别系统是服务于手机识别系统的后台处理程序。
It introduces the application of bar code recognition system in each link of hospital clinic and inpatient department, and the outstanding effect after using the system.
介绍了条形码识别系统在医院门诊及住院处各个环节的应用，使用该系统后所取得的显著成效。
To relieve the inconvenience of hand-copying in tire information management, a tire number information collection method based on bar code recognition technology is presented.
针对轮胎信息管理中手工抄录轮胎号不便的问题，提出了一种基于条码识别技术的胎号信息采集方法。
Sorting technologies in postal services, including optical character recognition (OCR), video complement and address check via bar code have reached the world's top level.
邮政光学字符识别（OCR）、视频补码、码址校验等分拣技术处于世界领先水平。
Before its recognition, bar code needs to be located by filtering text and other signs in the image.
在识别条码前，要在图像中过滤掉文本和其他图案，检测出条码所在位置。
At last, the recognition technology of three-dimensional bar code is discussed and the corresponding recognition algorithm is presented in the paper.
最后研究了三维条码的识别技术，并给出一个三维条码的识别算法框架。
Comparing to the other automatic recognition technologies, such as bar-code, RFID has the merits like the recognitions of high-speed moving object, multi-objects recognition and untouched recognition.
与条形码等其他技术相比，该技术具有高速移动物体识别、多目标识别和非接触识别等优点。
Two-dimension bar code is a latest automated recognition technology developed from one-dimension bar code, which is widely utilized in many countries.
二维条码技术是在一维条码基本上发铺起来的应用范畴非常普遍的一种新兴自动识别技术，在世界各国中得到重视和推广应用。
The correct recognition of bar code image is prerequisite for correct digital leveling with a bar code ruler.
在利用条码标尺定位测量的数字水准仪中，标尺条码图像的正确识别是实现水准测量的前提。
Based on digital image processing and combined coding theory, two-dimensional matrix bar code is a symbol system processed automatically using image recognition technology.
作为二维条码的一种，矩阵式的二维条码是建立在计算机图像处理技术、组合编码原理等基础上的一种图形符号自动识读处理码制。
A set of bar code detection and recognition system detects magnetic tapes strictly as well as can search data, video or audio programs on magnetic tape.
通过一套条码检测和识别系统，对磁带严格检测，同时可以对磁带 上的数据或视频、音频节目检索；
There are three types of scanning devices: optical scanners, bar code readers, and char and mark recognition devices.
扫描设备有三种类型：光学扫描器，条码阅读器，和char和标记识别设备。
There are three types of scanning devices: optical scanners, bar code readers, and char and mark recognition devices.
扫描设备有三种类型：光学扫描器，条码阅读器，和char和标记识别设备。
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