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离散系统分析
- 已知一个LTI系统的差分方程为： y[n]-1.143*y[n-1]+0.4128*y[n-2]=0.0675*x[n]+0.1349*x[n-1]+0.0675*x[n-2] 初始条件y(-1)=1,y(-2)=2，输入x(n)=u(n)，计算系统的零输入响应 -known LTI system of a differential equation : y [n] -1.143 * y [n-1] 0.4128 * y [n-2] x = 0.0675 * 0.1349 [n]
fdtd2D
- 在前面1维FDTD的基础上给出了2维的FDTD程序。可以帮助我们解决比如波导，光纤中的电磁场计算问题。尤其是给出了边界条件的设置方法。-in front of a peacekeeping FDTD given on the basis of two-dimensional FDTD procedures. We can help solve such as waveguides, optical fiber of electromagnetic computation. In particul
pathloss&gnoise
- cp0801_pathloss为UWB信道损耗计算函数，利用a=(c/(d^gamma))计算出信道增益，然后对函数的输入信号幅度进行变换得到输出结果。 cp0801_Gnoise1和cp0801_Gnoise2为产生AWGN的函数，分别为Eb/No和Ex/No条件下AWGN的产生-cp0801_pathloss for UWB channel depletion calculation function, use a = (c / (d ^ gamma)) calculated Chann
functionz
- 在三次样条中，要寻找三次多项式，以逼近每对数据点间的曲线。在样条术语中，这些数据点称之为断点。因为，两点只能决定一条直线，而在两点间的曲线可用无限多的三次多项式近似。因此，为使结果具有唯一性。在三次样条中，增加了三次多项式的约束条件。通过限定每个三次多项式的一阶和二阶导数，使其在断点处相等，就可以较好地确定所有内部三次多项式。此外，近似多项式通过这些断点的斜率和曲率是连续的。然而，第一个和最后一个三次多项式在第一个和最后一个断点以外，没有伴随多项式。因此必须通过其它方法确定其余的约束。最常
ToyFDTD1
- This a very simple Yee algorithm 3D FDTD code in C implementing the free space form of Maxwell s equations on a Cartesian grid. There are no internal materials or geometry. The code as delivered simulates an idealized rectangular waveguide by treatin
nnworkmatlab
- 黄金分割法，带约束条件 进退法求函数极小值，单谷区间-0.618, with restrictive conditions act Method function minimum, a single-interval
WiennerFilterAndAR
- 使用维纳滤波器对信号进行处理，得到噪声状况下的信号，这个滤波器是数字信号处理中非常经典的一个。代码里还提供了维纳的AR参数估计-Wiener filter to use signal processing, noise signal conditions, this filter is digital signal processing in a very classic. There is also a code of the AR Wiener Parameter Estimation
FDTD_2D_PML
- 本程序实现2维TM波FDTD仿真 此程序用PML设置吸收边界条件 仅含有Ez,Hx,Hy分量 -the two-dimensional program TM wave FDTD simulation procedure set up by PML absorbing boundary conditions for containing Ez , y, Hy weight
fdtd3dpml
- matlab编写的三维FDTD程序 pml边界条件 实现电磁波传播数值模拟和仿真-Matlab prepared by the three-dimensional FDTD procedures pml boundary conditions to achieve numerical simulation of electromagnetic wave propagation and Simulation
KF_SINS_modify2
- 这是一个用MATLAB编写的接联惯性导航系统精对准阶段KALMAN滤波仿真程序的修正程序。解决了因系数矩阵条件数过大造成的滤波发散问题。-using MATLAB access Inertial Navigation System precision alignment stage Kalman filtering imitation really procedures amendment procedure. Solutions for the coefficient matrix sever
83390091Rayleigh_Doppler_multiPath
- 在多经衰落条件下锐利分布对无线信道的影响-by the decline in the number of conditions under sharp distribution of the impact of wireless channel
F16model_old
- 主要是利用matlab/simulic对F16建模并对其飞行条件进行仿真-mainly using Matlab / simulic of its F-16 flight modeling and simulation conditions
DIFDS2
- 用LAPLACE方法求解多维沃尔泰拉方程，此处为一个变元的方程，由于该方程同时含有微分和积分，一般求解有一定的困难。此处为MATLAB程序，注意不同的初始条件-used method for multiple preoperational Ertaila equation here as a variable element of the equation, As the same time contain differential equations and integral, the gen
Difds3
- 用LAPLACE方法求解多维沃尔泰拉方程，此处为一个变元的方程，由于该方程同时含有微分和积分，一般求解有一定的困难。此处为MATLAB程序，注意不同的边界条件-used method for multiple preoperational Ertaila equation here as a variable element of the equation, As the same time contain differential equations and integral, the gen
fdtd3D
- 3-D FDTD code with PML absorbing boundary conditions
fdtd22
- 1D FDTD simulation between free space and dielectric medium with absorbing boundary conditions,calculating the fourier transform of electric field
chengzifa
- 基本的拉格朗日乘子法(又称为拉格朗日乘数法)，就是求函数f(x1,x2,...)在g(x1,x2,...)=0的约束条件下的极值的方法。其主要思想是引入一个新的参数λ（即拉格朗日乘子），将约束条件函数与原函数联系到一起，使能配成与变量数量相等的等式方程，从而求出得到原函数极值的各个变量的解。 -Basic Lagrange multipliers (also known as Lagrange multiplier method), is of a function f (x1, x2 ,.
Absorbing-boundary-conditions-
- FDTD 的吸收边界条件讲解，详细讲解了边界条件的推导过程。-Absorbing boundary conditions for numerical simulation of waves.
Boundary-conditions
- fdtd 2种边界条件的算法及算法案例，有效地解决吸收和散射问题、-the case of the algorithm and the algorithm fdtd boundary conditions, and effective solution to the absorption and scattering problems
SRF-UNDER-GRID-CONDITIONS
- SRF UNDER ADVERSE GRID CONDITIONS OF POWER CONVERTERS