pca

通过对拟合椭圆的点数的不同来分析拟合椭圆与标准椭圆的误差。(By fitting elliptical points to analyze the different elliptical fitting with the standard error ellipse.)

说明：  关于ofdm的matlab文章，写的很好，很适合刚进入ofdm领域的人(Ofdm matlab on the article, well written, very suitable for people just entering the field ofdm)

matlab 神经网络应用设计（第一版）的源代码。(matlab neural network application design (first edition) source code.)

matlab 解决声波信号的时域及频域的处理(Matlab basic waveform of the sound processing, including time domain, frequency domain analysis ...........................)

计算肿瘤的椭圆紧致度，用于医学图像处理中，用来判别肿瘤的良恶性。(Calculated tumor oval firmness for medical image processing, for discriminating benign and malignant tumors.)

压缩包中的内容用matlab语言对算术码进行描述，并成功实现了对测试文件的压缩和解压。(This compressed package include the source code of matlab language used to describe the arithmetic algorithm. By using it,we can successfully code and decode the test file.)

仿真产生OFDM信号；通过信道；实现解调。子载波用16QAM调制。(Simulation generate OFDM signals through the channel achieve demodulation. Subcarriers with 16QAM modulation.)

电能质量检测模块，能检测谐波、频率，以及电压暂升或暂降(Power quality detection module detects harmonics, frequency, and voltage dips temporarily rise or)

EDA 网络操作实验。。。适用于嵌入式操作系统或者linux操作系统。。。。(dmoemg kdeomg ,deid diean。you can use this for linux systen)

this is a matlab code for cdma it is a calculation of ber,snr etc.