pca

粒子群算法的matab程序 可以求解带非线性约束的优化问题(a pso code which can slove optimization problems with nonlinear constraints.)

LSB视频水印算法,以AVI视频为实例,通过matlab实现(video watermarking algorithm)

计算音频文件的过零率、短时能量、端点检测(failed to translate)

曾峰的数字通信，主要包括波形成型，匹配滤波，AM调制解调，QPSK调制解调，FSK调制解调，最大似然检测等。(Digital communication has peaks, including waveform shaping, matched filtering, AM modulation and demodulation, QPSK modulation and demodulation, FSK modulation and demodulation, the maximum likelihood detection.)

说明：  matlab的一个很不错的小波程序，对rgb图像的处理(the matlab wavelet a very good procedures to deal with rgb images)

说明：  合成地震记录的小程序 请大家互相学习 (Small synthetic seismogram program please learn from each other)

GPIB material881234231

TolPac=1 输入数据块数 PacketLen=10 每块的符号数目 M=64 调制指数 SNR=20 NFFT=256 Length of IFFTCpLength=16 Length of Prefix NSubc=64 Number of subcarriers freoff=0.5 归一化频偏2.25,phaseoff=0.1 (TolPac = 1 input data blocks the the PACKETLEN 10 of the span per block, the number of symbols M = 64 modulation index SNR = 20 NFFT = 256 the length of IFFTCpLength = 16 Length of Prefix NSubc = 64 Number of subcarriers freoff = 0.5 the normalization frequency offset 2.25 phaseoff = 0.1 )

Frost结构下的宽带数字波束形成matlab程序(wideband beamforming under Frost structure)

ex9_1 脉冲信号调制 ex9_2 载波10MHz，带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布＋杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压处理 ex9_13 用FFT和FIR方法实现MTD处理(程序有错误) ex9_14 雷达的恒虚警处理（CFAR） ex9_15 比较相参积累和非相参积累 ex9_14 计算加性高斯白噪声准则下雷达探测的经典CFAR 二进制检测阈值和指定的虚警概率。 (瑞利噪声下快慢门限CFAR处理)(Ex9_1 pulse signal modulates ex9_2 carrier 10MHz, Linear Frequency Modulation signal of bandwidth 2MHz and its Spectrum Diagram ex9_14 calculation of classical CFAR under additive Gaussian white noise criterion Binary detection threshold and specified false alarm probability. (fast and slow threshold CFAR processing under Riley noise))