dd1

说明：  ldpc码的基于联合校验—变量处理修正译码算法基础上的改进(the improvement of LDPC code decoding algorithm )

matlab环境下编写的一维激波管问题，用Hll格式和Roe格式求解黎曼问题(matlab environment prepared by the one-dimensional shock tube problem with Hll formats and Roe scheme for solving the Riemann problem)

Matlab support vector machine training part 2

bit error rate of quadrature modulation.

现代通信系统(matlab版本)第二版，第一章的第四个例题程序.(Modern communication systems (matlab version) second edition, the first chapter of the fourth Example program.)

numerical analysis, use for matrix condition number (numerical analysis,use for matrix condition number )

典型的多项式快速傅里叶变换程序，现在只做到三阶，为初学者提供参考。(A typical polynomial fast Fourier transform program, now only do third-order, provide a reference for beginners.)

《MATLAB统计分析与应用：40个案例分析》程序与数据-第八章源代码：数据拟合(" MATLAB statistical analysis and application: 40 Case Studies" program and data- Chapter VIII Source: Data Fitting)

Overvoltage protection study on Vacuum breaker switched MV motors

这个程序是用MATLAB编的，是用迭代法实现图像的分割，得到感兴趣区域。(This program is retained by MATLAB，and it uses Iterative method to implement image segmentation and obtain the region of interest。)