deltafrek1

该代码为PCA主成分分析，可用于特征选择，选取贡献最大的前三个主成分(The code for the PCA principal component analysis, can be used for feature selection, select the largest contribution to the first three principal components)

matlab语言的PCA分类程序，功能强大，使用方便，故共享之(matlab language PCA classification procedures, powerful, easy to use, so to share the)

主要有采样定理的主程序和FFT算法程序，能运行！(Mainly on the sampling theorem and the FFT algorithm program the main program can run! )

读取地震数据的重要模块，这里包含了segy与su文件格式的文件读写还有一些基本的设置模块，非常强大和实用。具有独立性的模块，便于携带和复制！(Read seismic data module, file read and write segy su file format, there are some basic settings module is very powerful and practical. The independence of the modules, easy to carry and copy!)

基于蚁群算法的改进进行边缘检测，改方法可行，并且速度快，与传统算法进行比较。(Based on improved ant colony algorithm for edge detection, change the method is feasible, and fast, with traditional algorithms were compared.)

应用matlab程序，实现14个节点网络的潮流计算程序。(Application matlab program to achieve flow calculation program 14 nodes in the network.)

RA 码及其在通信系统中的应用研究确良：重复累积码；简化译码算法；高斯估计；比特交织编码调制；光纤通 信；码率兼容码；Turbo 码交织器(RA Code and Its Application in Communication System does good: repeat accumulate codes simplify the decoding algorithm Gaussian estimation Bit-Interleaved Coded Modulation optical fiber communication rate compatible code Turbo Code Interleaver)

说明：  计算全息中的非聂耳全息的数字全息图构建与重现(CGH in the number of non-Nie Er holographic hologram construction and reproduce)

说明：  实现基本的pso算法（粒子群算法）和几篇文献资料(Pso realize the basic algorithm (PSO) and several literature)

语音增强结果评价框架，其中包括四种语音质量评价方法：信噪比SNR，分段信噪比segSNR，对数谱失真LSD，PESQ。还包括生成设定信噪比语音文件的m文件。也适用于其他领域的语音质量评价。(The speech enhancement results evaluation framework, including the four speech quality assessment method: the SNR signal to noise ratio, segment the SNR segSNR, and the number of spectral distortion of LSD, the PESQ. Also includes the generation of m-files to set the signal to noise ratio voice files. Also applies to other areas of speech quality assessment.)