test

Technical Area pattern classification

仿真一个从卫星到区域数据中心的下行链路（由一组6个载波构成），评估热噪声，交调（IM）失真、由滤波器引起的码间干扰（ISI）以及临频干扰对下行链路性能的影响。(Simulation of a regional data center from the satellite to the downlink (from a group of six carrier composition) to assess the thermal noise, intermodulation (IM) distortion, caused by the filter ISI (ISI) and adjacent channel interference on the downlink link performance.)

gold序列应用于跳频系统，给出了误码率曲线(gold sequence applies to frequency-hopping system, give a bit error rate curve)

ICA算法的详细介绍，包括算法的主要步骤。最后还附有一个实例，有相应的程序，方便使用。(A detailed description of the ICA algorithm, including the main steps of the algorithm. Finally, accompanied by an instance of the corresponding program, easy to use.)

包含了SIFT详解，对于初学图像分类，场景识别有很大帮助(Contains a detailed SIFT, for beginners of image classification, scene recognition is of great help)

说明：  离散余弦变换的程序，主要对数据的实数部分进行变换(Discrete cosine transform procedure, the main part of the data to transform the real)

对流扩散方程一维的有限差分法，有限元法，特征有限差分法，特征有限元法代码(Convection diffusion equation of one dimensional finite difference method, finite element method, characteristic finite difference method, characteristic finite element method (fem) code)

Matlab Codes for PCA

PSK 调制方式的解调第一部分，解调过程建模和参数设置(PSK demodulator of part 1)

说明：  文档中集成了数据挖掘最常用的几种算法的Matlab源码,其中包括了Kmeans,KNN等算法的源码，希望能对大家有所帮助。(Document incorporates the most commonly used data mining algorithms for the Matlab source code, including Kmeans, KNN algorithms in source code, hoping to help.)