Hand Recognition Using SIFT Algorithm

When we decimate the signal, only the sampling rate decreases but the frequency content remains same

Example of Matlab code

计算脉动风速的风特性，包括湍流强度、阵风因子、湍流积分尺度等(Fluctuating wind characteristics calculated wind speed, including turbulence intensity, gust factor, turbulence integral scale, etc.)

VBLAST的QR实现，包括维特比软译码 以及软解调 严格按照802.11构建(VBLAST of QR implementation, including the Viterbi soft decoding and soft-demodulator constructed in strict accordance with the 802.11)

this util for voice analize

cuckoo_search_new algorithm.it use for find short path problem

matlab语言 三首歌曲程序，方便大家科研之余放松(matlab language three songs program to facilitate research of I relax)

说明：  卷积神经网络的分类程序 都可以运行 欢迎大家交流学习(Convolutional Neural Networks, CNN shift-invariant classification)

一种用Newton-Rapson Method来计算能量的Matlab code(Newton-Rapson Method to determine the slack bus power( 3 buses)/)

图像处理与分析——偏微分方程方法，热方程去噪模型的演示代码。(Image processing and analysis- method of partial differential equations, heat equation denoising model demo code.)