CN1152340C - 基于知识的指纹图像增强方法 - Google Patents
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- CN1152340C CN1152340C CNB011349921A CN01134992A CN1152340C CN 1152340 C CN1152340 C CN 1152340C CN B011349921 A CNB011349921 A CN B011349921A CN 01134992 A CN01134992 A CN 01134992A CN 1152340 C CN1152340 C CN 1152340C
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CNB011349921A CN1152340C (zh) | 2001-11-29 | 2001-11-29 | 基于知识的指纹图像增强方法 |
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CNB011349921A CN1152340C (zh) | 2001-11-29 | 2001-11-29 | 基于知识的指纹图像增强方法 |
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CN1421815A CN1421815A (zh) | 2003-06-04 |
CN1152340C true CN1152340C (zh) | 2004-06-02 |
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Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005100062A (ja) * | 2003-09-24 | 2005-04-14 | Sanyo Electric Co Ltd | 認証装置および認証方法 |
CN100347719C (zh) * | 2004-07-15 | 2007-11-07 | 清华大学 | 基于密度图模型的指纹识别方法 |
CN100385451C (zh) * | 2005-08-11 | 2008-04-30 | 中国科学院自动化研究所 | 基于局部三角结构特征集的形变指纹识别方法 |
CN100412883C (zh) * | 2006-03-23 | 2008-08-20 | 北京中控科技发展有限公司 | 指纹识别方法与系统 |
CN101149787B (zh) * | 2006-09-20 | 2010-09-08 | 中国科学院自动化研究所 | 一种基于方向场模型和Gabor滤波器指纹合成方法及系统 |
CN100576230C (zh) * | 2006-09-27 | 2009-12-30 | 中国科学院自动化研究所 | 基于局部结构的双胞胎相似指纹识别系统及方法 |
CN101329726B (zh) * | 2008-07-30 | 2010-04-14 | 电子科技大学 | 一种基于一维滤波的指纹图像增强方法 |
CN101770570B (zh) * | 2009-01-04 | 2013-09-25 | 茂晖科技股份有限公司 | 高效能指纹影像处理方法 |
CN101625724B (zh) * | 2009-07-27 | 2011-09-28 | 北京航空航天大学 | 基于有限元生长的指纹图像修复方法 |
CN102496148B (zh) * | 2011-11-30 | 2013-07-03 | 哈尔滨工业大学 | 一种图像毛刺去除的方法 |
CN102682428B (zh) * | 2012-04-18 | 2014-11-05 | 浙江大学城市学院 | 一种基于方向场的指纹图像计算机自动化修补方法 |
CN102799881B (zh) * | 2012-07-05 | 2017-10-13 | 哈尔滨理工大学 | 基于二值图像编码模型的指纹方向信息获取方法 |
CN102831403B (zh) * | 2012-08-10 | 2015-09-23 | 深圳市奔凯安全技术股份有限公司 | 一种基于指纹特征点的识别方法 |
JP5971089B2 (ja) * | 2012-11-14 | 2016-08-17 | 富士通株式会社 | 生体情報補正装置、生体情報補正方法及び生体情報補正用コンピュータプログラム |
CN103605963A (zh) * | 2013-03-01 | 2014-02-26 | 新乡学院 | 一种指纹识别方法 |
CN103996026A (zh) * | 2014-05-15 | 2014-08-20 | 清华大学 | 指纹特征提取方法、装置及系统 |
CN105099700A (zh) * | 2015-07-27 | 2015-11-25 | 中国联合网络通信集团有限公司 | 一种认证方法、服务器及系统 |
CN106056073B (zh) * | 2016-05-27 | 2018-01-23 | 广东欧珀移动通信有限公司 | 一种指纹解锁方法、及设备 |
CN108362698B (zh) * | 2018-02-06 | 2020-08-11 | 北京农业智能装备技术研究中心 | 一种秧苗主茎节点检测方法及装置 |
CN109886127B (zh) * | 2019-01-23 | 2024-05-31 | 平安科技(深圳)有限公司 | 指纹识别方法及终端设备 |
CN111753725A (zh) * | 2020-06-24 | 2020-10-09 | 上海依图网络科技有限公司 | 一种指纹修复方法及装置 |
CN112185495A (zh) * | 2020-09-22 | 2021-01-05 | 深圳市宏泰和信息科技有限公司 | 医疗设备的病例数据获取方法及系统 |
CN112435186B (zh) * | 2020-11-20 | 2024-04-26 | 浙江工业大学 | 一种基于双规则矩阵方向场的指纹图像增强方法 |
CN113569715B (zh) * | 2021-07-23 | 2024-04-16 | 北京眼神智能科技有限公司 | 一种指纹图像增强方法及装置 |
CN118212662A (zh) * | 2024-05-21 | 2024-06-18 | 深圳市魔力信息技术有限公司 | 指纹图像匹配方法、设备及存储介质 |
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Owner name: AUTOMATION INST., CHINESE ACADEMY OF SCIENCES Free format text: FORMER OWNER: TIAN JIE; ZHANG XIAOPENG; CHANG HONGXING; JIANG YONGSHI Effective date: 20060512 |
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Effective date of registration: 20060512 Address after: 100080 No. 95 East Zhongguancun Road, Beijing, Haidian District Patentee after: Institute of Automation, Chinese Academy of Sciences Address before: 100080 No. 1, South Haidian District, Beijing, Zhongguancun Co-patentee before: Zhang Xiaopeng Patentee before: Tian Jie Co-patentee before: Chang Hongxing Co-patentee before: Jiang Yongshi |
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