matlab-DDE-code

this is a matlab for the PSNR. In this .m I have been using the PSNR to evluate the quality of the audio quality. Its a very useful way to do it.

在awgn信道下的的8psk调制，绘出传输和接受的星座图(In awgn channel under the 8psk modulation plotted transmit and receive constellation)

ECG压缩中的直接域压缩CORTES算法(ECG compression direct domain compression algorithm CORTES)

说明：  音频水印算法实现，其中包括水印的嵌入，音频水印常用攻击，以及检测算法的实现。(Audio watermarking algorithms, including the watermark embedding, audio watermarking common attacks, and the detection algorithm.)

非常好的matlab使用手册，内容详实，强烈推荐。(fantastic matlab mannual)

Many application of Kalman filter

invariant moment feature selection of an image, matlab code

模型是进行控制与稳定性分析的基础，可以服务于仿真、系统行为分析、系 统内在机理分析、控制、预测、监督与故障诊断等目的。因此，建立系统的模型 已成为许多科学研究与工程实施的首要问题。(Model is the basis for control and stability analysis, can serve simulation, system behavior analysis, the internal mechanism of the system analysis, control, forecasting, monitoring and troubleshooting purposes. Therefore, the establishment of the system model has been implemented for many scientific and engineering the most important issue.)

此程序是个matlab程序，其算法结构为bp网络，可以处理一些优化问题(This procedure is a matlab program, its algorithm structure for the bp network that can handle a number of optimization problems)

matlab的证券投资组合优化分析相关内容(The matlab securities portfolio optimization analysis related content)