CN1581206A - 指纹识别方法 - Google Patents
指纹识别方法 Download PDFInfo
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- CN1581206A CN1581206A CN 03142267 CN03142267A CN1581206A CN 1581206 A CN1581206 A CN 1581206A CN 03142267 CN03142267 CN 03142267 CN 03142267 A CN03142267 A CN 03142267A CN 1581206 A CN1581206 A CN 1581206A
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- 238000000034 method Methods 0.000 title claims abstract description 47
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- 238000004364 calculation method Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
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Abstract
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0弓形点 | 1弓形点 | 2弓形点 | |
0三角点 | 所有种类均有可能。 | 箩、箕、尖拱均有可能,但不是拱形。 | 箩形或双箕,不是拱形、尖拱、箕形。 |
1三角点 | 所有种类均有可能。 | 可能为尖拱、尖拱左箕或右箕、或左箕逆双箕或右箕顺双箕。 | 箩形或双箕,不可能是拱形、尖拱、箕形。 |
2三角点 | 可能是箩形或双箕,不是左箕、右箕、尖拱或拱形。 | 可能是箩形或双箕,不可能是拱形或尖拱形。 | 箩形或双箕,不可能是拱形、尖拱、箕形。 |
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CNB031422675A CN1333365C (zh) | 2003-08-14 | 2003-08-14 | 指纹识别方法 |
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CNB031422675A CN1333365C (zh) | 2003-08-14 | 2003-08-14 | 指纹识别方法 |
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CN1581206A true CN1581206A (zh) | 2005-02-16 |
CN1333365C CN1333365C (zh) | 2007-08-22 |
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CNB031422675A Expired - Fee Related CN1333365C (zh) | 2003-08-14 | 2003-08-14 | 指纹识别方法 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1322465C (zh) * | 2005-08-15 | 2007-06-20 | 阜阳师范学院 | 自动指纹识别方法中的图像分割及指纹纹路距离提取方法 |
CN100447806C (zh) * | 2006-06-14 | 2008-12-31 | 北京握奇数据系统有限公司 | 两阶段混合指纹特征匹配方法、匹配装置及其应用 |
CN101901332A (zh) * | 2009-05-31 | 2010-12-01 | 上海点佰趣信息科技有限公司 | 指纹识别系统及方法 |
CN102184427A (zh) * | 2011-04-27 | 2011-09-14 | 杭州晟元芯片技术有限公司 | 一种降低指纹认假率的方法 |
CN103258158A (zh) * | 2013-05-08 | 2013-08-21 | 大连民族学院 | 指纹认证电子商务密码器 |
CN107193393A (zh) * | 2017-04-28 | 2017-09-22 | 北京小米移动软件有限公司 | 输入法切换方法及装置 |
CN107958217A (zh) * | 2017-11-28 | 2018-04-24 | 广州麦仑信息科技有限公司 | 一种基于深度学习的指纹分类识别系统及方法 |
CN108182375A (zh) * | 2016-12-08 | 2018-06-19 | 广东精点数据科技股份有限公司 | 一种基于手机支付的指纹识别系统 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101276411B (zh) * | 2008-05-12 | 2010-06-02 | 北京理工大学 | 指纹识别方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5613014A (en) * | 1994-10-12 | 1997-03-18 | Martin Marietta Corp. | Fingerprint matching system |
KR20030040825A (ko) * | 2001-11-16 | 2003-05-23 | 에버미디어 주식회사 | 적응 이진화와 특징점 보정을 통한 지문인식 성능 향상 방법 |
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2003
- 2003-08-14 CN CNB031422675A patent/CN1333365C/zh not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1322465C (zh) * | 2005-08-15 | 2007-06-20 | 阜阳师范学院 | 自动指纹识别方法中的图像分割及指纹纹路距离提取方法 |
CN100447806C (zh) * | 2006-06-14 | 2008-12-31 | 北京握奇数据系统有限公司 | 两阶段混合指纹特征匹配方法、匹配装置及其应用 |
CN101901332A (zh) * | 2009-05-31 | 2010-12-01 | 上海点佰趣信息科技有限公司 | 指纹识别系统及方法 |
CN102184427A (zh) * | 2011-04-27 | 2011-09-14 | 杭州晟元芯片技术有限公司 | 一种降低指纹认假率的方法 |
CN103258158A (zh) * | 2013-05-08 | 2013-08-21 | 大连民族学院 | 指纹认证电子商务密码器 |
CN108182375A (zh) * | 2016-12-08 | 2018-06-19 | 广东精点数据科技股份有限公司 | 一种基于手机支付的指纹识别系统 |
CN107193393A (zh) * | 2017-04-28 | 2017-09-22 | 北京小米移动软件有限公司 | 输入法切换方法及装置 |
CN107958217A (zh) * | 2017-11-28 | 2018-04-24 | 广州麦仑信息科技有限公司 | 一种基于深度学习的指纹分类识别系统及方法 |
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CN1333365C (zh) | 2007-08-22 |
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