pcmi7

实现stft的三维图，3d的，很有用，自己编的，可以实现(Three-dimensional map to achieve stft, 3d, and useful, their series, can be achieved)

说明：  该工具箱中包含了多种降维算法。其中有传统的PCA和Local PCA算法，也有典型的流形学习算法，如Isomap、LLE、HLLE、Laplacian Eigenmaps 和 Local Tangent Space 。(The toolbox contains a variety of dimensionality reduction algorithms. In which the traditional PCA and Local PCA algorithms, there are the typical manifold learning algorithms such as Isomap, LLE, HLLE, Laplacian Eigenmaps and Local Tangent Space.)

通过matlab中的gui功能实现的史密斯圆图的匹配等功能的操作界面(Gui in matlab functions through the implementation of the Smith chart of the matching function interface)

一个turbo码的仿真程序，输入Eb/N0值，随着传输帧的增加，误码率增加，得到400帧的误码率。(a turbo code simulation program, the value of imported Eb, with the transmission of the frame, BER increasing, and the 400 bit error rate.)

用软件无线电的思路，对正弦波信号的产生进行分析和仿真。(The idea of ​ ​ software radio, the sine wave signal generation, analysis and simulation.)

主成分分析和独立成分分析，可以进行信号处理(Principal component analysis and independent component analysis, signal processing)

信号完整性分析 及新手入门需要考虑的相关事宜(Getting Started signal integrity analysis and related issues to be considered)

信息极大化算法，也称infomaxICA(Information maximization algorithm, also known as infomaxICA)

基于梯度下降法的SVM的实现。适合初学者(Gradient descent method to achieve SVM. Suitable for the news.)

在通信中实现ＱＡＭ８的星座图恢复，并且附上了结果图作为参考。ＱＡＭ８的星座图是一种简单的调制方式(QAM8 achieve constellation in communication recovery, and attach the results shown as a reference. QAM8 constellation is a simple modulation)