zuixiaoercheng

Improved Phase Correlation Matching

fuzzy system control,unstable system

说明：  在awagn噪声下实现lms信道估计算法，以及我的算法改进。(Lms in awagn noise to achieve channel estimation algorithm, as well as improving my algorithm.)

green communication journal

auditry feture xtrction

input: fun x(t) t min & t max a df T = t_max-t_min fs = a*1/T 输入1：方程，xt；输入2，3：信号起始时间；输入4：选取的采样周期是信号长度倒数的倍数， 默认为50；输入5：频域分辨率，默认为0.3 输出频域信号和频域范围 为了提高fft的速度，频域信号长度是2的次方( Input: fun x (t) t min & t max a df T = t_max-t_min fs = a* 1/T Input 1: Equation XT input 2,3: signal start time input 4: select the sampling period is the reciprocal multiples of the signal length, default is 50 input 5: frequency domain resolution, default is 0.3 of the output frequency domain signal and the frequency domain in order to improve the speed of the FFT, the frequency domain signal length is a power of 2)

利用MATLAB，定位圆形物体的圆心，并得到其坐标。(get the Center position of the circle using matlab)

Logistic 混沌映射的时域图吸引子，初值敏感性程序代码(Logistic mapping time-domain diagram attractor, sensitivity to initial code)

this program describe how to wavelate code of image

最小平方反褶积是把地震子波压缩成尖脉冲，从而使地震记录能够直接反映地下反射系数序列(Least squares deconvolution of seismic waves are compressed into spikes, which can directly reflect the seismic record subsurface reflection coefficient series)