ISO/IEC 19794-6-2005 信息技术.生物测量数据交换格式.第6部分:虹膜图像数据

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                   【英文标准名称】:     Information technology - Biometric data interchange formats - Part 6: Iris image data            【原文标准名称】:     信息技术.生物测量数据交换格式.第6部分:虹膜图像数据            【标准号】:     ISO/IEC 19794-6-2005            【标准状态】:     现行            【国别】:     国际            【发布日期】:     2005-06    【实施或试行日期】: 【发布单位】: 国际标准化组织(ISO)【起草单位】: ISO/IEC JTC 1/SC 37【标准类型】: ()【标准水平】: ()【中文主题词】: 数据通信;眼;数据存储;数据交换;交换格式;图像;数据格式;识别;图象处理;记录;数据记录;信息技术;生物测量;生物测量学;图象文档;定义;虹膜【英文主题词】: 【摘要】: This part of ISO/IEC 19794 specifies two alternative image interchange formats for biometric authentication systems that utilize iris recognition.The first is based on a rectilinear image storage format that may be a raw, uncompressed array of intensity values or a compressed format such as that specified by ISO/IEC 15444.The second format is based on a polar image specification that requires certain pre-processing and image segmentation steps, but produces a much more compact data structure that contains only iris information.Data that comply with either one of the iris image formats specified in this part of ISO/IEC 19794 are intended to be embedded in a CBEFF-compliant structure in the CBEFF Biometric Data Block (BDB) as specified in ISO/IEC 19785-1.【中国标准分类号】: A40【国际标准分类号】: 35_040【页数】: 25P;A4【正文语种】: 英语