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RGB空间和HSI颜色空间的互换
- 此程序可实现7种功能,包括RGB和HSI空间的互换,提取六个分量,显示六个分量的直方图均衡化等等,无需修改,下载即可用。对于学习空域颜色空间来说,该程序功能强大,简单易懂!
HOG
- 特征提取中,梯度方向直方图hog的几篇文章,研究HOG的同仁们很有用-Feature extraction, the gradient direction histogram hog several articles, research colleagues are useful HOG
learcode
- 行人检测源程序,居于svm技术。和梯度直方图提取-Pedestrian Detection source, living in SVM technology. And gradient histogram extraction
PCA-matlab
- 里面包含主元分析PCA的Matlab代码,包括提取主元,求方差贡献率,绘制贡献率直方图等-Which contains the principal component analysis PCA of the Matlab code, including the extraction of the main element, seeking variance contribution rate, contribution rate of histogram mapping, etc.
845
- 对电路板的图像进行分割,可以提取电路板中的目标物,以对电路板进行检测。文章使用K均值聚类算法完成对电路板图像的分割,针对传统的K均值聚类算法的不足,提出了使用直方图波形的有效波峰个数来确定K值的大小,并通过使用一种比传统的绝对误差的表示更简洁的表达式,达到了快速分割的目的。对一些电路板图像分割的实验结果表明,文章的方法能够根据目标物的数目有效的确定K值的大小,且比传统的K均值算法减少了运算量及计算时间。-On the circuit board image segmentation, to ex
HistBackground
- 函数HistBackground功能是将高速公路的视频文件中的多帧图片利用统计直方图的方法提取不含运动车辆的背景,-Function HistBackground function is to freeway video files of images using statistical histogram to extract the background without moving vehicles,
HoGT
- 用于人体检测的经典HOG算法,基于梯度的直方图提取算法.-HOG Classic for human detection algorithm, based on the gradient of the histogram extraction algorithm.
frequencycoefficients
- 将图像分为nxn的分块,之后将各分块三个颜色通道的直方图平均化,最后进行离散余弦变化,分别提取各通道低频系数-The image into nxn sub-block after block of all three color channels of the histogram equalization, and finally the discrete cosine change, were extracted from the low frequency coefficients of e
edgeextracting
- matlab灰度图像的边缘提取:直方图均衡化,canny算子实现一阶偏微分,计算梯度幅值和方向-matlab Gray Image Edge Extraction: histogram equalization, canny realization of first-order partial differential operator, calculate the gradient magnitude and direction
identify
- 通信信号的调制信息包含在信号的瞬时幅度、相位、频率的变化之中,不同的信号其频谱也呈现不同的特征,通过提取瞬时幅度、相位、频率以及频谱的参数统计特征,可以识别不同的通信信号。通常是利用对瞬时幅度、瞬时相位,瞬时频率和信号功率谱进行某种变换而得到可以明显区分各种信号的特征参数。-Communication signal modulation information is contained in the signal instantaneous amplitude, phase, frequency
MATLAB-lina
- 图像处理应用。对LINA图的直方图提取等-Image processing applications. Histogram graph of extraction LINA
HUIDU
- 基于灰度直方图,对图像的纹理特征进行提取,根据灰度共生矩阵得到的四个纹理描述子。-Histogram based on image texture features were extracted, according to the four GLCM texture descr iptors obtained.
stroke-width
- 根据签名骨架和二值签名,提取了签名图像的笔划宽度直方图。-extracte the stroke width historgram of signature images
histogram_features
- 这个程序是利用直方图的方法来提取纹理特征,很有用的一个程序-This program is the method to extract histogram texture features, a useful procedure
bianyuan
- 模式识别中边缘直方图特征提取。。。。每张图片可以得到 一个80维的向量-Pattern Recognition Feature Extraction of Edge Histogram. . . . Each picture can get a 80-dimensional vector
fenkuai
- 用matlab编写实现图像的分块功能、小波矩特征提取、直方图均衡化,可以供大家参考使用-Image segmentation is implemented by Matlab code
chip_histogram_features
- 特征提取是模式识别中最重要的一个部分,这里提供的matlab代码计算一些基本的话音特征,而且,提供了一个简单的基于直方图的特征分类方法的实现。基本的特征包括:特征统计、Energy Entropy Standard Deviation (std)、均值信息熵、过零率检测、频谱衰减等等六个特征-Pattern recognition feature extraction is the most important part, here' s matlab code to compute so
edge_histeq
- 边缘直方图提取算法,主要用于图像检索,可以完美实现-Edge histogram extraction algorithm, mainly used for image search, you can achieve perfect
GetEdgeHistogram
- matlab编写的图像边缘直方图提取程序,最后结果包含了归一化边缘梯度直方图(矩阵第-行),相应量化区间均值(矩阵第二行),相应量化区间均方差(第三行),具体见从程序,有注释-write histogram matlab image edge extraction procedures, the final result contains a normalized edge gradient histogram (Matrix- line), corresponding quantization
局部二值模式LBP
- lbp实现图像的特征提取,可得到图像的直方图特征。(LBP realizes the image feature extraction, and can get the histogram features of the image)