yuyin_fundamental

说明：  用MATLAB设计及FPGA实现IIR滤波器的方法 摘要 本文介绍了IIR数字滤波器的传统设计思想与步骤及计算机辅助设计方法。并在FPGA上高效实现的低阶IIR滤波 器，其阶数低，实时响应快，适合雷达等的实时、高效处理环境。利用IIR滤波器的多相结构来实现该滤波器系统的方法，对于 四通道的情形在MATLAB上利用Simulink作了仿真, 并在目标板上对算法进行了实现,证明该系统能够同时处理四个通道的信号。(Using MATLAB Design and FPGA realization IIR Filter method Abstract This paper introduces IIR digital filter traditional design Thought and steps and CAD method. And FPGA on efficient realization low IIR filter, its order low, real response fast suitable radar real time, efficient processing environment. Use IIR filter multiphase structure realize the filter systematic method, for four channel circumstances in MATLAB on use Simulink made simulation and target board algorithm was realized proved system can simultaneously four channel signal.)

ddc simulation 进行DDC实现过程的仿真(ddc simulation DDC realization process for the simulation)

simulation of fuel cell -part1

用于测试优化算法好坏的测试函数,包括多峰测试函数和单峰测试函数若干！(Optimization algorithms for testing the quality of test functions)

2-D Propagation Code for Bounded Media

对三维shepp-logan数据做三维扇形投影，并根据投影数据重建出shepp-logan图像。(Three-dimensional shepp-logan data do three-dimensional projection fan and shepp-logan reconstructed image from the projection data.)

说明：  基础模拟退火算法案例，计算最短路径的一种优异选择(Case study of basic simulated annealing algorithm)

这是一个时间序列的高通滤波matlab函数！(This is a time series of high-pass filter function matlab!)

一种改进的变步长归一化算法的研究，对比归一化算法，有了比较好的改善(An improved variable step length normalization algorithm research, contrast normalization algorithm, a better improvement )

利用matlab实现数字图像处理 实现了各种图像类型的转换，缩放，噪音等各种操作(Digital image processing using matlab Realize the transformation of different types of images, zoom, various operations such as noise )