lunwen

a band pass signal through an ideal BPF x(t) =[1+cos(pi*t/T)]*cos(2pi*fc*t)

matlab的adpcm语音编码，很好的解决了语音压缩传输中的问题(matlab' s adpcm speech coding, a very good solution to the voice compression and transmission problems in the)

说明：  语音识别全过程的matlab程序，运行测试能出结果，希望对你们有用，实在没点数才把自己压箱底的东西拿出来,呜呜(The whole process of speech recognition matlab program, run the test to the result, I hope helpful for you, only then it did not point out what their own bottom pressure, the hum)

设计了异步电动机在MATLAB中坐标变换的方式。(Design of the asynchronous motor coordinate transformation in MATLAB.)

详细介绍了pca算法，具有一定的通用性,比较适合初学者(Pca algorithm described in detail with a certain degree of commonality，it is very useful for learner)

pade(1,1)抛物方程求雷达散射截面（RCS），程序显示总场 ，散射场，以及0—40度的RCS(pade (1,1) parabolic equation seeking radar cross section (RCS), the program displays the total field, scattering field, and 0-40 degrees RCS)

文章研究了一种模块化的小型光伏离网储能发电系统，该模块化光伏离网储能系统建成后用于偏远山区(This article studies a modular small-scale photovoltaic off-grid energy storage power generation system. This modular photovoltaic off-grid energy storage system is used in remote mountainous regions after it is completed.)

一种基于网络节点距离（节点间RTT值），将节点动态的划分在相应的聚类内，每个聚类有一个中心节点，其成员节点到它的距离不超过某一设定值(A network node based on distance (inter-node RTT value), the delineation of the dynamic nodes in the corresponding cluster, each cluster has a central node, the node of its members to its distance does not exceed a set value)

关联向量机，很好的工具箱，有用于分类和回归的例子(Relevance vector machine, a good toolbox, there are examples for classification and regression)

simulink block used to compare between two types of canal coding, three modulation thechnic and two canal (AWGN and rayleigh)