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vi2
- This program compress and recostruct using wavelets. We can select level of decomposition(here maximum 4 levels are given) of images using selected wavelet. For eg:-wavelets can be haar, db1, db2,dmey............... Decomposition can be viewed in
sujun_adaboost
- matlab 代码，用于积分图计算，对haar特征和adaboost算法学习者是个不错的代码-matlab code used to calculate the integral map of haar features and adaboost algorithm code is a good learner
haar
- a package to calculate the harr wavelet coefficents.
HaarFeaturesNo
- 这个是用来计算Haar-like特征数目的，用MATLAB求的某一个矩形特征的数目-This is used to calculate the number of Haar-like features, with the MATLAB find a certain number of characteristics of a rectangular
HaarFeaturesextract
- 这个文件时用来计算haar-like特征的具体值的程序，用MATLAB写的，很不错呢-This file is used to calculate the haar-like features of the specific value of the program, written using MATLAB, pretty good
CBIR
- This project focuses on calculating the similarity between the images using genetic algorithm and haar-wavelet. Haar wavelet is being used in order to calculate the images with different features like various expressions or gloomy or other characteri
haar-transform
- 利用哈尔小波变换进行分尺度分析并计算每个尺度下的能量-Use Haar wavelet transform to analyze and calculate the energy sub-scales under each scale
wavelet
- 傅里叶变换是用一系列不同频率的正余弦函数去分解原函数，变换后得到是原函数在正余弦不同频率下的系数。 小波变换使用一系列的不同尺度的小波去分解原函数，变换后得到的是原函数在不同尺度小波下的系数。 不同的小波通过平移与尺度变换分解，平移是为了得到原函数的时间特性，尺度变换是为了得到原函数的频率特性。 小波变换步骤： 1.把小波w(t)和原函数f(t)的开始部分进行比较，计算系数C。系数C表示该部分函数与小波的相似程度。 2.把小波向右移k单位，得到小