statistical-model

GM预测模型代码，可实现实时滚动预测，并带有输入输出界面(GM forecast model code, enabling real-time rolling forecasts, and with input and output interface)

用于Hooke—Jeeve模式搜索算法，完成多变量的寻优。多变量搜索中直接搜索算法的一种。(For Hooke-Jeeve mode search algorithm, multi-variable optimization is completed. Multivariate search of a direct search algorithm.)

使用混沌与分形分析的例程，最小均方误差（MMSE）的算法，通过matlab代码，包含优化类的几个简单示例程序，包括调制，解调，信噪比计算，有较好的参考价值。( Use Chaos and fractal analysis routines, Minimum mean square error (MMSE) algorithm, By matlab code, Optimization class contains several simple sample programs, Includes the modulation, demodulation, signal to noise ratio calculation, There are good reference value.)

关于说明MATLAB中SIMULINK仿真的基本操作和流程(On SIMULINK of MATLAB simulation that the basic operations and processes)

说明：  这是一个关于OQPSK的Matlab程序 这是一个关于OQPSK的Matlab程序 (This is a OQPSK the Matlab program is a program of OQPSK in Matlab)

汽车的横摆角速度仿真模块，输入为汽车四个轮胎的纵向力和横向力，仿真结果为汽车的横摆角速度。(The car' s yaw rate simulation module, enter the longitudinal force and lateral force of the car four tires, the simulation results for the car' s yaw rate.)

比较两个netcdf文件 1。通过添加内部ind2sub1函数remove函数依赖第三方 2。格式化文本(Description NCCMP compares two netcdf files and prints the differences. This function is useful for testing mathematical forecasting or prediction models. USAGE: NCCMP(ncfile1,ncfile2) NCCMP(ncfile1,ncfile2,tolerance,forceCompare) INPUT: ncfile1- name of the NetCDF file to compare ncfile2- name of the NetCDF file to compare tolerance- Compare numeric data using a tolerance threshold forceCompare- if false, exit when first difference is found true: continues to process all variables EXAMPLES: nccmp( old.nc , new.nc ,0.000001) nccmp( old.nc , new.nc ,[],true) FEATURES: 1. Print the differences and their locations 2. Exits when first difference is found or optionally continues to process all variables 3. User defined tolerance threshold to compare the variables TO DO: 1. Specific variable inclusion or exclusion 2. Specific attribute inclusion or exclusion 3. Option to ignore the history attribute 4. Ignore difference between v)

matlab环境下的 CRC解码程序，主要是用于无线通信系统中。(The the CRC decoding program in the Matlab environment, mainly used in wireless communication systems.)

说明：  This is code to simulation of AM, FM, PSK, QAM modulation

通信、雷达专业；模拟线性调频匹配滤波，模拟白噪声通过匹配滤波器。(Communications, radar professional analog linear FM matched filtering, analog white noise through the matched filter.)