Modulation-of-a-signal

成功实现计算LzehxN算法的程序，本人测试已经通过，性能已基本达到LzehxN算法的性能，需要MATLAB 2009b环境运行，如有问题，欢迎讨论 (The successful implementation of the program to calculate LzehxN algorithm, I have passed the test, need MATLAB2009b operating environment, any questions, please contact me )

说明：  关于灰色系统预测GM(1,1)模型在matlab6.5中的实现(Prediction on the gray system GM (1,1) model in the matlab6.5 realize)

LBP算法实现图像的纹理分类,很简单，很经典(LBP_algorithm_picture_tuxture_classify)

Pitch-scale and time-scale modification of speech by PSOLA techniques.

说明：  用于合成孔径雷达成像的wk算法,成像质量要优于距离多普勒算法及线性调频变标算法。(wk algorithm of synthetic aperture radar imaging)

智能视觉监控利用计算机视觉技术在不需要人为干预的情况下,通过对摄像 头拍摄的图像序列的自动分析实现对被监控场景中的运动目标检测、识别和跟踪, 并在此基础上分析和判断目标的行为,涉及到网络通信、图像处理、数据压缩、 人工智能等多项技术 (Intelligent visual surveillance using computer vision technology in without the need of human intervention, the camera 头拍摄的图像序列的自动分析实现对被监控场景中的运动目标检测、识别和跟踪,并在此基础上分析和判断目标的行为,涉及到网络通信、图像处理、数据压缩、 Automatic image analysis of sequence header shot of the moving target detection, recognition and tracking in the scene to be monitored, and based on the analysis and judge the behavior of the objects, relates to the network communication, image processing, data compression, 人工智能等多项技术 Artificial intelligence technology )

Program frft matlab code

这是一个二维小波变换经典程序，用DWT实现图像的分解与重构(This is a two-dimensional wavelet transform of the classic procedure, using DWT realize image decomposition and reconstruction)

说明：  实现信号的频谱分析，性能分析，产生几个波形(For signal spectrum analysis, performance analysis, resulting in several waveform)

用MATLAB编程实现的G.721编码器，掌握语音信号编码(Implemented using MATLAB programming G.721 encoder and master audio signal coding)