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decoderprog
- fractal image compression of gray scale images.... only works for square images... try with lena.bmp a gray scale one.... good compression ratio acheived
dip
- 一个简单的包括几个基本的图像处理的程序 可以实现： 检索灰度最大值，最小值，平均值，灰度线性变换，直方图统计，直方图均衡，平移，拉伸，旋转，FFT，DCT，随即噪声，椒盐噪声，均值滤波，中值滤波，SOBEL，LAPLACE 二值化-A simple include several basic image processing program can be: retrieve the gray maximum, minimum, average, linear gray level t
hw1
- Abstract—Three-feature based automatic lane detection al- gorithm (TFALDA) is a new lane detection algorithm which is simple, robust, and efficient, thus suitable for real-time processing in cluttered road environments without a priori knowledg
otsu
- The code gives us the ability to determine the optimal threshold from the gray level image.
CooccurrenceFeatures
- In order to capture the spatial dependence of gray-level values which contribute to the perception of texture, a 2d dependence matrix known as a gray-level co-occurrence matrix is extensively used in texture analysis.So, this is a code that calculate
7
- 数字图像处理 完成图像打开，灰度图、直方图、直方图均衡等工作-Digital image processing to complete the image open, the gray level histogram, histogram equalization, etc.
Desktop
- 灰度直方图是灰度级的函数，描述的是图像中每种灰度级像素的个数，反映图像中每种灰度出现的频率。 -Gray level histogram is a function that describes the image gray level of each pixel number, the image reflecting the frequency of occurrence of each gray level.
haralickfeat
- This code for Haralick feature extraction for image in matlab. The basis for these features is the gray-level co-occurrence matrix. This matrix is square with dimension Ng, where Ng is the number of gray levels in the image. Element [i,j] of the matr
colourhistogram
- Colourhistogram II. TEXTURE FEATURE EXTRACTION IN CBIR An overview of the proposed CBIR system is illustrated in Fig. 1. The proposed algorithm, Label Wavelet Transform (LWT), is based on color image segmentation [1], and it is an extens
T01
- matlab采用半色调技术对图像进行显示：用模板近似表示10个灰度级，每一个灰度级用3*3 的模板来表示，并对如下图所示的256*256的渐变图像进行半色调输出的检验。-matlab using halftoning image display: template approximated 10 gray levels, a gray level of each template used to represent the 3* 3, and the gradation of the image
visibresto2
- 大气耗散函数 Tarel 理论，Tarel 的Fast Visibility Restoration from a Single Color or Gray Level Image(Tarel theory of atmospheric dissipation function)
GLCMFeatures
- he Gray Level Co-occurrence Matrix1 (GLCM) and associated texture feature calculations are image analysis techniques. in matab
texture analysis
- A statistical method of examining texture that considers the spatial relationship of pixels is the gray-level co-occurrence matrix (GLCM), also known as the gray-level spatial dependence matrix. The GLCM functions characterize the texture of an ima
新建 Microsoft Word 文档
- opencv实现傅里叶变换,傅立叶变换是把图像从空间域转化到频率域的变换。空间域：一般的情况下，空间域的图像是f（x，y）=灰度级（0-255），形象一点就是一个二维矩阵，每个坐标对应一个颜色值。频率域：频率：对于图像来说可以指图像颜色值的梯度，即灰度级的变化速度，幅度：可以简单的理解为是频率的权，即该频率所占的比例：能量=幅度（可能不太准确），变换结果为F（u，v），F代表幅度值，u代表x方向的频率，v代表y方向的频率(Fu Liye transform is the transformati
指纹识别
- 指纹图像基于小波变换的各种处理进行了分析、总结。图像处理包括基于小波变换的指纹图像滤波处理和基于小波的指纹图像增强处理。同时介绍指纹图像的预处理：目的是去除指纹图像中的噪音，将其转化为一幅清晰的点线图，便于提取正确的指纹特征。它分四步进行，即灰度滤波、二值化、二值去噪、细化。(The fingerprint image is analyzed and summed up based on the various processing of wavelet transform. Image pro
多车道复杂环境下前方车辆检测算法_孔栋
- 基于前方车辆与本车存在安全距离，利用自适应阈值法确定图像灰度分割阈值，形态学处理，利用最小外接矩形框选候选车辆目标，集合车底阴影几何位置等特征验证车辆假设。(Based on the safe distance between the front vehicle and the vehicle, the adaptive threshold method is used to determine the threshold of image gray level segmentation, mo