filmsgrowth

现代通信系统(matlab版本)第二版，第一章的第二个例题程序.(Modern communication systems (matlab version) second edition, the first chapter of the second Example program.)

用于提取某一信号的特征参数以实现模式识别的分析。(For extracting the characteristic parameters of a signal in order to achieve pattern recognition analysis.)

说明：  matlab实现BP模型。注释明白直观，使用方便。(Matlab implements BP model. The notes are clear, intuitive and easy to use.)

Calculates the excitation density for electrons in a semiconductor for incident laser light of 800nm wavelegth out of the number of photons (repetition rate und puls duration required)

matlab fir LPF least square error with zeroa weighted

matlab计算曲率，包括主曲率，高斯曲率和平均曲率的计算方法，测试可用。(matlab computing curvature calculation methods including principal curvatures, Gaussian curvature and mean curvature of the test are available.)

matlab的两个小球碰撞的模拟程序，很简单的。平时没事瞎编的。(Matlab two small ball collision simulation program, a very simple. Nothing pleases the peacetime.)

小波变换实现信号的去除噪声，仿真效果良好(Wavelet transform to remove the noise signal, the simulation results good)

To implement a DTMF encoder and decoder in a noisy environment.

利用RGB-IHS变换实现高分辨率图像和低分辨率图像的融合。(The use of RGB-IHS transformation to achieve high-resolution images and the integration of low-resolution images。)