uav0

本代码，用MATLAB编写。把灰度图转化为伪彩色图。(The code, prepared by using MATLAB. The grayscale into a pseudo-color map.)

说明：  利用LM算法训练的BP神经网络，在matlab上实现(The BP neural network trained by LM algorithm is realized on matlab)

自己写的一个关于非零频的LFM信号的产生，及下混频到零频的代码，有详细的注释(A non-zero frequency LFM signal generation, and under the mixer to the zero-frequency code, with detailed comments)

程序实现对二阶自适应滤波器的误差特性曲面的绘制(Program drawing of the error characteristics of the surface of the second-order adaptive filter)

Matlab pfile for converting a boundary to a binary image.

matlab code to extract key points.

NSC program calculates BER of NSC

采用MATLAB软件，应用有限元方法求解二阶常微分方程。(solution of FEM)

说明：  巴特沃思和契比雪夫滤波器，有wav文件以及输出的wav文件，使用带通滤波器，保留了300-3300Hz的音频，可以广泛使用在音频滤波方面(Butterworth and Chebyshev filter, wav files and output wav file, the use of band-pass filters, retained the 300-3300Hz audio can be widely used in audio filtering)

2-D FDTD code with simple radiation boundary conditions