frechet_distance_calculation

用于实现DS-CDMA通信系统仿真的程序 编码transmitter,receriver模块，并对传输信道增加高斯白噪干扰 是通信理论扩频技术的应用实例(Used to implement DS-CDMA communication system simulation program code transmitter, receriver module, and increase the transmission channel is a Gaussian white noise interference spread spectrum communication theory application example)

PADE降阶MATlab程序 降阶后的分子分母次数可以随意的给定(PADE reduction MATlab numerator and denominator after reduction procedure can be arbitrary given the number of)

神经网络算法30例，里面是完整的，主要包含神经网络算法和聚类、灰色等。(30 cases of neural network algorithm, the inside is complete, mainly includes neural network algorithm and clustering, grey, etc.)

Solution for some problems in Codeforces

说明：  8阵列均匀线阵的方向图，很简单的程序，容易看懂(The pattern of 8-element uniform linear array is the simplest program, which is easy to understand)

说明：  lstm的matlab代码，里面有实际的例子可以参考(LSTM MATLAB code, there are practical examples to look at)

实现了BPSK信号的调制与解调，以及同步载波的提取(Achieve BPSK modulation and demodulation of the signal, and the extraction of carrier synchronization)

Fisher Linear Discriminant for text classification

The code is used for Homomorphic filtering

this file gives an overall concept for dsss