搜索资源列表
SVM_Finger
- 指纹图像的质量测量与评价,在指纹图像分割、增强及指纹匹配等环节都有重要应用. 同时,指纹图像的质量分类,对指纹识别算法的适用性研究也有重要意义. 本文提出一种基于支持向量机的指纹图像质量分类方法.该方法选择梯度、Gabor特征、方向对比度等指标,利用支持向量机有效实现指纹图像质量分类. 并采用少类样本合成过采样技术( SMOTE)降低指纹图像质量好坏的类别不平衡问题对分类的影响. 理论分析和实验结果都表明该方法能够较为有效地提高指纹图像质量分类的正确率.-Fingerprint Image Qu
A-fingerprint-identification-procedure
- FingerprintGetDirection函数获得指纹纹路脊线的方向矩阵；FingerprintDirectionLowPass对方向矩阵进行低通滤波-FingerprintGetDirection function to obtain the direction of fingerprint ridge lines matrix FingerprintDirectionLowPass matrix on the direction of low-pass filter
efinger.src
- 指纹识别程序： 包括了直方图均衡，Gabor滤波图像增强，方向图过滤，纹理细化，特征提取及特征匹配。其中，特征匹配包含了3种匹配方法，另外还附有PPT，非常值得研究。-Fingerprint identification procedures: including histogram equalization, Gabor filter, image enhancement, pattern filtering, texture refinement, feature extraction
zhiwentuxiangyuchuliyutezhengtiqu
- 指纹图像预处理与特征提取是指纹识别的前提。提出一套基于方向滤波与模糊数学方法的指纹图像 预处理算法, 并给出了指纹特征提取及其后处理算法。指纹图像预处理首先求出指纹的方向场, 然后根据方向 场进行滤波, 最后用模糊数学方法得到二值化图像。指纹特征提取则先从细化指纹图中得到特征点, 并依据伪 特征点的脊线与角度特征剔除伪特征点。-Fingerprint image preprocessing and feature extraction fingerprint identificati
fingerprintPenhancementPandPmatching
- 这是一个完整的指纹识别程序，它包括了直方图均衡，Gabor滤波图像增强，方向图过滤，纹理细化，特征提取及特征匹配。其中，特征匹配包含了3种匹配方法，另外还附有PPT，非常值得研究。-this is a full version FingerPrint identify APP
Direction
- 通过对图像进行分块处理，再采用模板式逐点扫描，实施一种方向空域滤波，计算指纹的方向对比度-Calculate the contrast of finger image
Chinese-PDF__(p1-50)
- 给定一个归一化的指纹图像，算法的主要步骤如下： ** ** 1 - 将G分成大小为 w x w - (15 x 15) 的块； ** ** 2 - 计算每个象素 (i,j)的梯度 dx(i,j) 和 dy(i,j) , ** 根据计算的需求，梯度算子可以从简单的Sobel算子到复杂的Marr-Hildreth 算子。 ** ** 3 - 估算优势方向(i,j)-Given a normalized fingerprint image, the algorithm
213432
- 用频率和方向信息的指纹伪特征去除算法And direction information by frequency characteristics of the fingerprint pseudo-removal algorithm-And direction information by frequency characteristics of the fingerprint pseudo-removal algorithm
FPPreprocess
- 指纹图像预处理平台，包含方向场提取、分割、增强、二值化、细化等主要处理步骤。-Fingerprint image preprocessing platform, including orientation extraction, segmentation, enhancement, binarization, thinning and other major processing steps.
FingerPrintDlg
- 指纹图像处理包括梯度处理、方向场处理、平滑处理、智能增强处理等-The fingerprint image processing including gradient processing, direction field processing, smooth processing and intelligent enhancement processing, etc
MyAlgorithm
- 指纹图像处理包括梯度处理、方向场处理、平滑处理、智能增强处理等-The fingerprint image processing including gradient processing, direction field processing, smooth processing and intelligent enhancement processing, etc
Dibutil
- 指纹图像处理包括梯度处理、方向场处理、平滑处理、智能增强处理等-The fingerprint image processing including gradient processing, direction field processing, smooth processing and intelligent enhancement processing, etc
test
- 指纹图像处理包括梯度处理、方向场处理、平滑处理、智能增强处理等-The fingerprint image processing including gradient processing, direction field processing, smooth processing and intelligent enhancement processing, etc
testDlg
- 指纹图像处理包括梯度处理、方向场处理、平滑处理、智能增强处理等-The fingerprint image processing including gradient processing, direction field processing, smooth processing and intelligent enhancement processing, etc
database1
- 有选择性的输入指纹，并对指纹分块，计算点方向图以及块方向图。-Selective input fingerprint, and fingerprint block, calculate points, and block pattern pattern.
finger
- 有选择性的输入指纹，并对指纹分块，计算点方向图以及块方向图。-Selective input fingerprint, and fingerprint block, calculate points, and block pattern pattern.
fvs_direction
- 实现指纹识别的方向图定位，为下一步增强和滤波做基础。-Fingerprint pattern recognition to achieve positioning for the next enhancement and filtering as a foundation.
fvs_binarize
- 实现指纹识别的方向图定位，为下一步增强和滤波做基础。-Fingerprint pattern recognition to achieve positioning for the next enhancement and filtering as a foundation.
hong_enhancement
- 指纹图像增强，gabor滤波器，包括形态学分割，形态学细化，加窗短时傅里叶变换增强，方向图估计及平滑，纹线频率估计及平滑-Fingerprint image enhancement, gabor filters, normalization, equalization, morphological segmentation, morphological thinning, windowed short time Fourier transform enhanced estimates and s
fingerprint-classification3
- 该程序是指纹分类源码，其中计算方向场部分MATLAB源码-The program is fingerprint classification code, which calculate the direction of the field part of the MATLAB source code