dft

基于matlab的雷达系统分析与设计书例程(Radar Systems Analysis and Design Using MATLAB)

均匀有理B样条插值拟合，数值计算算法，可用于计算机图形学、曲线曲面拟合等(Uniform Rational B-spline interpolation fitting，numerical algorithm that can be used for computer graphics , curve and surface fitting , etc. )

多变量广义预测的控制制算法MATLAB代码 (Multivariable generalized predictive control system algorithm MATLAB code)

计算序列的自相关函数,绘制信号xn的自功率谱幅频曲线,绘制信号yn的自功率谱幅频曲线,计算互谱函数(Calculating the autocorrelation function of the sequence, drawn from the power spectrum of the signal xn amplitude-frequency curve, drawn from the power spectrum of the amplitude-frequency curve signal yn calculated cross-spectral function)

For estimation and prediction of random 2 dimensional motion using Kalman filter in MATLAB

2ASK(1)通信系统仿真进行2ASK调制，其中基带信号为单极性NRZ矩形波，采用相干解调方法对带通滤波器的输出信号进行解调；(2ASK (1) 2ASK modulation for communication systems simulation, in which the baseband signal is unipolar NRZ square wave, coherent demodulation method using band-pass filter output signal demodulation )

ofdm signal to noise ratio

说明：  实现BP分类，利用PSO优化BP，换数据可直接运行(Realize BP classification, use PSO to optimize BP, change data to run directly)

FIR二阶带通滤波器MATLAB仿真程序，分析，绘图，手动设置参数(Second-order band-pass FIR filter simulation program MATLAB, analysis, mapping, set the parameters manually)

设计一维纳滤波器。 （1）产生三组观测数据，首先根据s(n)=as(n-1)+w(n)产生信号s(n)，将其加噪(信噪比分别为20dB，10dB，6dB)，得到观测数据x1(n)，x2(n)，x3(n)。 （2）估计xi(n)，i=1,2,3的AR模型参数。假设信号长度为L，AR模型阶数为N，分析实验结果，并讨论改变L，N对实验结果的影响。 (Design a Wiener filter. (1) generate three sets of observations data, first according to s (n) = as (n-1)+w (n) to generate a signal s (n), which add noise (SNR respectively 20dB, 10dB, 6dB), obtained observation data x1 (n), x2 (n), x3 (n). (2) estimate xi (n), i = AR model parameters 1,2,3. Assuming the signal length L, AR model of order N, analysis of experimental results and discuss changes affect L, N of the experimental results.)