Matlab7-official-guide

matlab快速傅里叶变换程序代码，一看就会！(Fast Fourier transform matlab code, a look will be!)

实现好的基于PCA的人脸识别系统，程序非常有参考价值，MATLAB编写，内附使用说明。(To achieve a good face recognition system based on PCA, the program very useful, MATLAB written instructions included.)

本代码使用高斯绝对稀疏信号进行重构，采用的重构算法是SAMP，重构效果好！(This code uses the absolute sparse Gaussian signal reconstruction, reconstruction algorithm uses a SAMP, good remodeling effect!)

潮流计算，电力系统的潮流计算，非常有用，是一个可视化的应用程序(powerflow)

说明：  这是一本适合初学者学习的书，书中均为MATLAB软件M文件程序，同时程序名与例题名序号相对应。(This is a book for beginners to learn the book are the MATLAB software, M documentation procedures, while procedures for name and serial number corresponds to Example name.)

bfp is an mathematical algortithem

数字滤波器的matlab仿真程序滤波器为fIR型的4阶切比雪夫I型带通滤波器，通带范围为10000—15000Hz，通带左边的阻带的截止频率为8000Hz，通带右边的阻带起始频率是18000Hz，通带最大衰减为1dB，阻带最小衰减为30dB，其采样频率为50000Hz，数据点数为1024个。(Digital filter matlab simulation program)

说明：  植物虫害检测（GUI，注释，svm算法） 该课题为基于MATLAB SVM方法的植物病害检测系统，带GUI界面，可以识别多种被虫害侵蚀的植物叶子，输出结果。带论文和详细注释。 train 对黄瓜子文件夹所有图片提取 颜色矩特征和gabor纹理特征，然后svm训练 test 对测试图像灰度化，滤波，提取 颜色矩特征和gabor纹理特征，然后svm模型测试，输出类别 colorMom.m 颜色矩特征提取 Gabor_palm.m gabor纹理特征提取(Plant pest detection (GUI, annotation, SVM algorithm) The project is a plant disease detection system based on MATLAB SVM method, with GUI interface, which can identify a variety of plant leaves eroded by pests and output results. With paper and detailed notes. Train extracts color moment features and Gabor texture features from all the pictures in the sub folder of cucumber, and then SVM trains them Test grayscale and filter the test image, extract color moment features and Gabor texture features, then SVM model test, output category Colormom. M color moment feature extraction Gabor u Palm. M Gabor texture feature extraction)

transmitter receiver for CDMA

i upload a matlab code which can calculate density of atmosphere and temperature in altitude of over 100 km