20130429

calculation satellite GDOP

三相逆变桥式电路的matlab仿真电路图，主电路图，仿真模型(Matlab simulation circuit of the three-phase inverter bridge circuit, the main circuit simulation model)

MATLAB求音频短时能量，可以快速用matlab获取音频短时能量(MATLAB and audio short-term energy, you can quickly matlab audio short-term energy)

gui calculator for matlab

说明：  teager能量算子的程序，离散时间的Teager能量算子的一个重要的特性是，它仅需要三个样本点就可以并且几乎是实时地估计出能量信息(The teager energy operator program, an important feature of the discrete-time Teager energy operator is that it requires only three sample points and can estimate energy information almost in real time)

三维激光扫描的点云，如果是在一个面上，用局部小邻域拟合出平面(3D laser scanning point cloud, if it is on one side, with small local neighborhood fitting plane)

细胞生长可视化,采用M语言编辑的进行细胞动画生长分析.(cell growth visualization, using M language editing animation cell growth analysis.)

小波包法去除放电信号中的白噪声，采用db4小波分解4层(Removal of wavelet packet discharge signal white noise, using four-layer wavelet decomposition db4)

用Canny算子检测图像的边缘 P0404：图像的阈值分割 P0405：用水线阈值法分割图像 P0406：对矩阵进行四叉树分解 P0407：将图像分为文字和非文字的两个类别 P0408：形态学梯度检测二值图像的边缘 P0409：形态学实例——从PCB图像中删除所有电流线，仅保留芯片对象(with Canny operator to detect the edges in the image P0404 : image thresholding segmentation P0405 : water line threshold method image segmentation P0406 : matrix Quadtree P0407 : images into text and non-text of the two categories P0408 : morphological gradient detection Binary Image Edge P0409 : morphology example-- Images from the PCB to delete all current lines, retaining only chip targets)

维纳滤波和卡尔曼滤波matlab编程，效果比较(Wiener filter and Kalman filter matlab programming, the effect is ok)