finite-element-analysis

雷达发射线性调频信号，载频10GHz，线性调频信号带宽10MHz，脉宽5us，采样率自设，两目标距离雷达5000米和5020米 （1）模拟两个目标的回波，并进行脉冲压缩（匹配滤波），验证脉冲压缩对改善雷达距离分辨力的作用 （2）调整两个目标的间距从1米到20米，观察结果得出结论。(Radar transmitting chirp signal, carrier frequency 10GHz, chirp signal bandwidth of 10MHz, pulse 5us, sample rate set up, two goals the radar 5000 meters and 5020 meters (1) Analog two goals echo, and pulse compression ( matched filtering), verify pulse compression radar range resolution on improving the role of (2) to adjust the distance between two goals 1 meter to 20 meters, observations concluded.)

用于低截获概率雷达设计，计算出低截获概率的截获因子(For LPI Radar design, calculate LPI interception factor)

一个修改后的PCA进行人脸识别的Matlab代码(A revised PCA for Face Recognition Matlab code)

基于羽田孜模型的预知的路径损耗 基于爱德华兹和德金模型的路径损失预知 基于帕森斯与伊布拉因模型的路径损耗预知(Tsutomu Hata model based on predictable path loss payments based on Edwards and the German model to predict the path loss model based on Parsons and Ibraim predict the path loss)

Based on An Efficient Procedure for Nakagami-m Fading Simulation, Norman C. Beaulieu, Christine Cheng

根据梁的弯曲振动方程解析求解梁的模态。算法清晰简便！清晰！很好用！(Based on the modal bending vibration equation analytic solution of beam. Algorithm is simple and clear! Clear! Very good use!)

小波域高斯混合模型与中值滤波的混合图像去噪研究(Mixed image de-noising in wavelet domain Gaussian mixture model and median filtering)

高斯光束在传播过程中，焦点处的三维光强分布(3D intensity distribution)

生成混沌种子。能对原始的数字水印信息进行加密，分别显示(Generation of Chaos seed. To the original information of the digital watermark is encrypted, respectively, show)

说明：  测试ukf（卡尔曼滤波器）的matlab源代码，避免ekf的截断误差，使线性化的结果更加准确。(Test ukf (Kalman filter) of the matlab source code, to avoid ekf the truncation error, so that the result of more accurate linearization.)