Predict_duffing_with_bp

一阶sigma-delta ADC 算法仿真程序及量化台阶可视化(oneorder sigma-delta ADC simulation code and quatity ladder)

数字图像处理课程上机实验_实验1利用matlab平台对图像灰度进行各种不同的变换(Courses on digital image processing machine experiment _ Experiment 1 using matlab platform for a variety of different gray transformation)

去除脉冲噪声：中值滤波，均值滤波，PCNN滤波的比较，包括计算噪声图像的信噪比，matlab算法程序。(Remove impulse noise: median filter, mean filter, PCNN filter comparison, including the calculation of noise, the SNR, matlab algorithm program.)

说明：  its also about wireless sensor network

说明：  常用的编码 差错控制能力很强大的turbo码 用matlab实现的编码。(Commonly used error control coding capacity is very powerful turbo code with matlab coding to achieve.)

说明：  2维的FDTD_MUR程序，可以用于点源程序的检验(Two-dimensional FDTD_MUR procedure can be used to test the source points)

100例常用matlab程序，对于正在学习matlab的朋友有帮助。( It s helpful for friends learning matlab)

设模拟带通信号频率范围1KHz—1.1KHz，设计一个采样频率8KHz数字频谱分析系统，要求频率分辨率0.1Hz。若对信号直接用FFT进行频谱分析(simulation based communications, with the frequency range 1KHz- 1.1KHz. Design of an 8 KHz sampling frequency digital spectrum analysis system requirements frequency resolution 0.1 Hz. If the signal directly FFT spectrum analysis)

介绍了喷泉码中LT 码的编码译码过程，提供了详细的MATLAB 仿真代码和说明. 通过对三种不同度分布的LT 码进行性能仿真，并对仿真结果进行了分析，同时也对LT 码和Raptor 码进行了适当的比较.(Encoding of LT codes decoding process of fountain codes, and provide a detailed MATLAB simulation code and description. Performance simulation, and the simulation results are analyzed by the distribution of three different degrees of LT code, as well as the LT code Raptor codes proper comparison.)

some codes for calculate orbit definition