《指纹识别技术详解》 指纹识别技术,作为生物识别领域的一种重要手段,因其独特性和稳定性,在身份认证、安全防护等方面有着广泛的应用。本系统“zhiwenshibie.rar_zhiwen_zhiwenshibie_指纹识别_指纹识别系统”就是针对指纹特征进行快速识别的实现。 指纹识别的基础是每个人的指纹都是独一无二的,这源于皮肤在发育过程中形成的复杂图案。这些图案由脊线、谷线、分叉点(即 minutiae)等构成,构成了指纹的唯一性。在系统中,“minutia.cpp”文件可能包含了对这些关键点的处理和存储功能。 指纹识别的核心在于图像处理。"fmt_bitmap.cpp"、"img_thin.cpp" 和 "img_thin2.cpp" 可能涉及到图像预处理,包括图像的二值化、细化,以突出指纹的脊线和谷线。细化后的图像更便于后续的特征提取。"img_morphology.cpp" 可能包含形态学操作,如腐蚀和膨胀,用于去除噪声和增强指纹的细节。 接下来,"matching_shifting.cpp" 文件很可能是实现指纹匹配的关键。在指纹识别中,通常采用特征匹配策略,即将待识别指纹的 minutiae 与数据库中的模板进行比较。通过位移匹配或基于距离的匹配算法,寻找最接近的指纹模板,实现快速识别。这里的“识别速度”快,可能意味着系统采用了高效的匹配算法。 再者,"fvscanny.cpp" 和 "fvsimage.cpp" 可能涉及到了指纹的向量表示和扫描过程,将指纹的特征转化为数字信号,便于计算机处理。向量表示方法可以有效减少数据量,提高识别效率。 "fvsfile.cpp" 文件可能涉及到数据的读取和存储,包括指纹图像和 minutiae 的存取操作。这对于构建大规模的指纹数据库和进行批量识别至关重要。 这个指纹识别系统通过一系列的图像处理、特征提取、匹配算法以及数据管理,实现了高效准确的指纹识别。其设计和实现充分体现了生物识别技术在安全认证领域的实用价值和技术挑战。
![package](https://csdnimg.cn/release/downloadcmsfe/public/img/package.f3fc750b.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/TXT.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/TXT.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
![file-type](https://csdnimg.cn/release/download/static_files/pc/images/minetype/UNKNOWN.png)
- 1
![rar](https://img-home.csdnimg.cn/images/20210720083606.png)
![rar](https://img-home.csdnimg.cn/images/20210720083606.png)
![zip](https://img-home.csdnimg.cn/images/20210720083736.png)
![rar](https://img-home.csdnimg.cn/images/20210720083606.png)
![rar](https://img-home.csdnimg.cn/images/20210720083606.png)
![rar](https://img-home.csdnimg.cn/images/20210720083606.png)
![avatar](https://profile-avatar.csdnimg.cn/a64d28507aff44a1a968cd823e7c3cbe_weixin_42665255.jpg!1)
- 粉丝: 80
- 资源: 1万+
我的内容管理 展开
我的资源 快来上传第一个资源
我的收益
登录查看自己的收益我的积分 登录查看自己的积分
我的C币 登录后查看C币余额
我的收藏
我的下载
下载帮助
![voice](https://csdnimg.cn/release/downloadcmsfe/public/img/voice.245cc511.png)
![center-task](https://csdnimg.cn/release/downloadcmsfe/public/img/center-task.c2eda91a.png)
最新资源
![feedback](https://img-home.csdnimg.cn/images/20220527035711.png)
![feedback-tip](https://img-home.csdnimg.cn/images/20220527035111.png)
![dialog-icon](https://csdnimg.cn/release/downloadcmsfe/public/img/green-success.6a4acb44.png)
评论0