A personal identification system based on iris patterns is composed of iris image acquisition, image preprocessing, feature extraction and coding, matching and recognition.
基于虹膜的识别系统由以下几个部分构成：虹膜获取、虹膜图像预处理、虹膜图像特征提取、匹配与识别。
An automatic seal identification scheme is proposed, which USES the adaptive feature extraction and support vector machine.
文章提出了一种基于自适应特征提取和支撑向量机的印鉴自动识别方法。
Detecting regions of interest(ROIs) is the base step for object's feature extraction, identification and tracking.
感兴趣区域定位是提取目标特征，进行目标识别与跟踪等后续处理的重要基础。
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