机器人视觉系统主要包括数字图像的获取、图像的预处理、特征提取和图像识别几部分。
Functionally, a robot vision system contains the following processes: the obtaining of digital image, the image pre-processing, character extraction and image identification.
应用BP神经网络对数字进行识别，其图像的预处理采用去除杂点方法去除噪声，使用逐像素特征提取方法进行特征向量的提取。
Applied BP neural network to recognize Numbers, and adopted a method of wipe off miscellaneous points to take out noise, and used a method of per pix feature extraction to extract feature vector.
首先尝试运用数字图像处理与模式识别领域的知识对于视频图像序列进行图像预处理与人脸识别。
Knowledge about digital image processing and pattern recognition is applied to do image preprocessing and face recognition about video image sequences.
本课题采用数字图像模式识别的理论对类圆进行识别，主要研究内容包括图像的预处理、图像分割和图像识别。
This thesis tries to recognize the quasi-circular objects by using the theory of digital imaging and pattern recognition.
为了提高手写数字的识别率，研究者在预处理阶段、特征提取和分类识别阶段都提出了很多方法。
In order to improve the accuracy rate of recognition of handwritten number, the researchers have done a lot of work at the pre-processing stage, feature extraction and classification stage.
为了提高手写数字的识别率，研究者在预处理阶段、特征提取和分类识别阶段都提出了很多方法。
In order to improve the accuracy rate of recognition of handwritten number, the researchers have done a lot of work at the pre-processing stage, feature extraction and classification stage.
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