EKF

for edge filter. yoy can combain the matlab soft to BCB

麦克风指向性调试源码，可用于麦克风指向性测试，对声学研究有用(Debug source directional microphone, directional microphone can be used to test for acoustic research useful)

Different way to convolution

说明：  一个关与电力系统9节点的用于暂态分析的matlab程序。(Clearance with a 9-node power system transient analysis for the matlab procedures.)

Decoding Jpeg image in matlab programm

含有噪声信号的功率谱 该算法是一种经典算法，可移植。(Contains a noise signal power spectrum of the algorithm is a classical algorithm, can be transplanted.)

这是用matlab编写的100个小程序，以供大家参考学习。(this is an usefull materials,it is helpful for matlab learner)

说明：  MATLAB仿真IS-95开环闭环功率控制 (MATLAB simulation IS-95 open-loop power control loop)

Orbit of a nonlinear system (including Hopf Bifurcation), γ= -1,..,1, μ= -0.5,..,3

说明：  进行Gray码的图像变化，思想是进行位操作，首先将原始图先的每一位取出来， 然后将十进制转化位二进制，将其按位取出，进行变换，得到变换后图像的每一位的值，再进行组合即可(Gray code for the image change idea is to place operation, first the original plan to take out each and every first and then bit binary decimal conversion, be removed by bit, for transformation, transformed the image of each of value, then the combination can be)