box_demision

基音监测的有关程序，很好的，自己编写的，可以用(Pitch monitoring procedures, very good, I have written, you can use)

(using Matlab)calculate Hu-moment of images

ldpc的解码程序,matlab实现，已实现，译码速度快(ldpc decoding process, matlab implementation, has achieved fast decoding)

说明：  运用相移延拓的方法有效地模拟地震波在介质中的传播路径。(Extension of the use of the phase shift method can effectively simulate seismic wave propagation path in the medium.)

极化码研究论文 仿真 分析 编码 解码 原理介绍 背景介绍(Polarization code simulation analysis research paper describes the principles codec Background)

说明：  本程序利用平均周期图法（bartlett法）对信号进行功率谱估计，指定输入响应信号，根据实际情况调整参数，输出功率谱图(The program uses the average periodogram method (bartlett method) on the signal power spectrum estimation, specify the input response signal, adjust the parameters according to actual situation, the output power spectrum)

说明：  瑞利随机数的生成，通过两个同方差的正态分布而求得，并求出其PDF和CDF(Rayleigh random numbers generated by two normal distribution with variance that obtained and solved its PDF and CDF)

matlab语言基本规则介绍，包括变量定义，数组声明，循环遍历等(The basic rules of the matlab language introduction, including variable definitions, array declaration, loop through)

说明：  关于卷积码维特比译码的方法的实现，硬判决方法译码(Viterbi decoding of convolutional code implementation of the method, hard decision decoding method)

说明：  mimo系统的matlab仿真程序，适合入门者学习(MIMO system matlab simulation program, suitable for beginners to learn)