chazhi

matlab编写的dct变换及游程编码解码程序(matlab prepared DCT transform and run-length coding decoding procedures)

说明：  这个程序用来统计被训练的肤色在YCbCr空间的聚类情况，从而建立一维高斯模型，进行肤色分割。(Statistics and observe various color space of 1-d gaussian clustering including Y Cb Cr。)

matlab实验matlab实验matlab实验(matlab)

Test for A law decoder

基于VSC-HVDC的多端柔性直流输电系统小信号模型及解耦控制 (The flexible multiterminal HVDC system based on VSC- HVDC small signal model and the decoupling control)

10个基本阵列，方向60 ，80，85,120,130 通用INR=5dB，用music，capon，线性预测，波束形成等四种算法画出功率谱图。(10 basic arrays, direction 60, 80,85,120,130 common INR = 5dB, with music, capon, linear prediction, beamforming and other four algorithms to draw power spectrum.)

MATLAB具有强大的科学计算功能, 含有大量多目标优化分析函数。依据技术将函数在 环境下进行调用, 进行多目标优化集成系统开发, 实现数据的自动输入和输出功能, 编制了MATLAB与VB的数据接口代码, 提出程序设计时应注意的问题。(MATLAB has a strong scientific computing, contains a lot of multi-objective optimization function. According to the technology will function at Call environment, for the development of integrated system of multi objective optimization, realize automatic data input and output functions, the design of data interface code MATLAB and VB, should pay attention to the questions about programming.)

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.)

这是模拟飞机飞行的不同阶段的轨迹程序，比较全面，可用于捷联和组合导航的数据来源(This is a simulated flight trajectory of the different stages of process, more comprehensive, can be used in strapdown and navigation data sources)

扩展卡尔曼滤波算法的matlab程序，（字数不够，增加字数的）(Extended Kalman filter algorithm matlab program)