zhangjie

说明：  A模式识别与智能计算-MATLAB技术实现-杨淑莹-2008.pdf(A Pattern Recognition and Intelligent Computing-MATLAB technology- Yang Shuying-2008.pdf)

说明：  任务：设计一个4×2.5Gbit/s 长距离光纤传输系统，并利用OptiSystem 仿真验证。 要求： 1．采用波分复用技术，波长设置以100GHz 为间隔，频率分别为193.1THz、193.2THz、193.3THz、193.4THz，每个波长传输速率为2.5Gbit/s（NRZ），传输距离为300km。采用常规光纤，光纤损耗系数为0.25dB/km。 2．单通道光发送机最大输出功率为0dBm，光接收机的接收光功率不低于－26dBm，过载点为－10dBm。 3．可以采用EDFA 作为线路放大器，其中EDFA 的输入功率限制在－18～2dBm，最大输出功率20dBm，增益范围为13～25dB，噪声指数4.0dB。(Task: Design a 4 x 2.5 Gbit/s long-distance optical fiber transmission system, and use OptiSystem simulation to verify. Requirement: 1. Using wavelength division multiplexing technology, the wavelength is set at 100GHz intervals, with frequencies of 193.1 THz, 193.2 THz, 193.3 THz and 193.4 THz, respectively. The transmission rate of each wavelength is 2.5 Gbit/s (NRZ), and the transmission distance is 300 km. The loss coefficient of conventional optical fibers is 0.25dB/km. 2. The maximum output power of a single-channel optical transmitter is 0 dBm, and the receiving power of an optical receiver is not less than -26 dBm, and the overload point is -10 dBm. 3. EDFA can be used as line amplifier, where the input power of EDFA is limited to - 18-2dBm, the maximum output power is 20dBm, the gain range is 13-25dB, and the noise index is 4.0dB.)

该链路仿真了OFDM系统在克服瑞丽多径衰落的影响中性能，并使用了理想信道估计。(The link of the OFDM system simulation Ruili in overcoming the effects of multipath fading in the performance and the use of an ideal channel estimation.)

fuzzy logic controller design

基于Matlab的电力系统潮流计算程序源码,包括PQ分解法计算和牛顿拉夫逊发计算两部分，通过输入玩家参数信息可以计算电网潮流(EP system fucking english)

实现数字图像相关（DIC）方法的计算的Matlab代码(Matlab code for Digital image correlation (DIC) method)

各种随机信号的自相关函数和功率谱密度函数、画图(Autocorrelation function and power spectral density function of a variety of random signals, drawing)

说明：  戈泽尔算法—源程序.rar (添加噪声和滤波等)(Gauzere algorithm- source code. Rar (adding noise and filtering))

太阳能光伏阵列的仿真模型，希望能帮助到有需要的同学(Solar photovoltaic array simulation model, hoping to help to needy students)

This package is a free collection of Matlab routines for computing wave atom transforms in one, two and three dimensions.