FFT123456

在图像处理过程中，使用正则化P-M方程的半隐式方案AOS算法实现图像去噪。(In the process of image processing， Use regularization P-M equation of half implicit scheme AOS algorithm to realize image denoising )

详细介绍了ekf与ukf的不同及算法，对于初学者对kalma滤波很有帮助。(Details the different and algorithm of EKF and UKF, very helpful for beginners on the Kalma filter.)

采用了小波去噪的思想，包括四元数的各种计算,包括调制，解调，信噪比计算。( Using wavelet denoising thought, Including quaternion various calculations, Includes the modulation, demodulation, signal to noise ratio calculation.)

一个四节点，电力系统潮流计算程序，采用pq分解法计算潮流(power flow code of PQ)

无线信道dENudn模型MATLAB仿真程序，实现了USSkzTV技术下多参数的模拟，最接近物理信道，信道逼近参数接近最小二乘dENudn算法。 (Radio channeldENudn model MATLAB simulation program, to achieve a multi-parameter simulation USSkzTV technology, the closest physical channel, the channel parameters close to the least square approximation algorithm dENudn )

说明：  此程序为语音信号的过零率检测，白噪声过零率远远高于语音信号，故可通过对过零率的检测判断出是不是语音信号。(This procedure for the zero rate of speech signal detection, white noise zero crossing rate is much higher than the speech signal, it can zero rate by detection of voice signal is not judged.)

热传导方程几种差分格式的MATLAB数值解法比较(Numerical method for solving the heat conduction equation of several kinds of difference scheme of MATLAB )

用FORTRON程序编的最速下降法，用来解决无约束规划问题(With FORTRON program compiled the steepest descent method, which is used to solve the unconstrained programming problem)

matlab 灰度图像线性化，直方图均衡化相关成语，均可运行。(matlab grayscale image linearization, histogram equalization idioms can run.)

COMSOL with Matlab 随机裂隙生成 矩形内建立随机椭圆裂缝(Random elliptical cracks are established within the rectangle)