QPSK-mod--AWGN-channel-simu

数值分析中，用弦截方法求解方程的根 (Numerical analysis, the strings cut method for solving equations with roots)

首先分析了瑞利衰落信道统计特性，并在此基础上给出了clarke模型，然后提出仿真方法，包括成形滤波法、jakes仿真模型及其多种改进方法，接着阐述了上述仿真模型的软件实现过程，并利用matlab进行了计算机仿真，然后给出衰落信号的仿真信号和分析结果，仿真结果证明了提出的仿真模型与理论曲线匹配度高，可以很好地模拟无线衰落信道(First analyze the statistical properties of the Rayleigh fading channel, and clarke model is given on this basis, and then asked the simulation methods, including the forming of the filter method, the the jakes simulation model and a variety of improvement, then described the simulation model of the software implementationprocess, and using matlab computer simulation, and then gives the simulated signals and analysis results of the fading signals, simulation results show the proposed simulation model with the theoretical curve to match high, can simulate the wireless fading channel)

设计主动悬架控制系统框图，使用matlab软件建立主动悬架模型，在simulink中进行仿真计算，给出垂直加速度图。(Block diagram of control system design for active suspension, semi-active suspension model established using MATLAB software, the simulation in Simulink, given the vertical acceleration diagram.)

编码实现Hough变换算法,最基本的Hough变换检测直线方法，可以实现(achieve to detect lines)

上传代码都是MATLAB关于music算法的内容，其中包括针对阵列幅相误差进行线阵校正的经典NSF方法，music-capon最小方差法，music算法估计声源方位谱。(Upload code are MATLAB algorithm on music content, including amplitude and phase errors for the array line array calibration method NSF classical, music-capon minimum variance method, music algorithm to estimate sound source spectrum.)

实现了指纹图像的质量措施ocl(方向确定度),并以网格形式显示(Measures to achieve the quality of the fingerprint image ocl (direction determining degrees), and displays a grid)

illumination-robust face recognition via sparse representation

对数字图像图像处理很有帮助，帮助用matlab进行数字图像的编程(image processing matlab)

用matlab，根据盒维数原理计算一维曲线的分形维数。希望对大家有所帮助。(One-dimensional fractal dimension curve)

建立一个矩阵，进行一些运算，求得XA=B中X的值(matrix caculation)