oqpsk

说明：  Hurst参数用来衡量时间序列的相关程度。给出了AVB, R/S, VT, PG, Wavelet等多种方法。(The degree of dependence of a time serie is measured by Hurst paramrter. AVB, R/S, VT, PG, Wavelet methods are given in this package. )

本文 主 要 研究的是Gab。:小波神经网络算法及其在灰度图像目标识别 中的应用。研究涉及神经网络理论、小波分析理论和小波神经网络理论及其 它们在目标识别中的应用技术。(This paper is Gab. : Wavelet neural network algorithm and its gray-scale image recognition applications. Research involving neural network theory, wavelet analysis theory and wavelet neural network theory and their recognition in the target application technology.)

music，用music算法实现对来波方向的检测，是初学者的较好程序(music, using music algorithm to wave direction on the detection process is better for beginners)

compute spectrum for speech recognition

matlab与simulink通信系统建模与仿真实例分析。 本書系統地介紹了通信建模仿真方法和模型驗證技術，並結合作者近年在教學科研中所設計的大量基礎的和較深入的建模仿真實例，詳細討論了Matlab/Simulink作為仿真實現平台在電子與通信工程中應用的基本方法、技巧和難點。本書重點討論了建模仿真原理和相關的數值計算方法、模擬通信系統、模數轉換、調製與編碼、信道模擬、載波與符號同步、信道均衡、跳頻系統和直接擴頻系統、通信模型正確性評估、仿真數據驗證和數據處理技術等內容，並在仿真實例中展示了科學研究論文和報告所必須的數據處理和表現技巧。 本書提供了約150個建模仿真實例，80多道思考題，以及全部實例代碼和一個電子教案。這些實例根據基本數學原理，結合Simulink的S函數編程，也使用了通信工具箱、信號處理工具箱和相關模型庫的模塊和函數，以便於讀者追源求本，深入理解建模和仿真的實質。 本書可作為高等院校通信工程、電子信息類專業的本科生和研究生系統仿真課程的教材或進行相關課題研究的參考書，也可作為相關專業課程設計和畢業設計等綜合性實踐教學的指導材料，還可供通信工程專業技術人員、教師等作為解決通信系統設計、評估和建模仿真領域實際問題的參考資料。(matlab and simulink communications system modeling and simulation case study. This book describes the methods and models of communication modeling and simulation verification technology, combined with the author in recent years in teaching and research in the design of a large number of basic and more in-depth modeling and simulation examples are discussed in detail Matlab/Simulink Simulation as an electronic platform the basic method of communicating with the project application, skills and difficulties. This book focuses on the modeling and simulation, and the related numerical methods, analog communication system, analog to digital conversion, modulation and coding, channel simulation, carrier and symbol synchronization, channel equalization, frequency hopping spread spectrum system and direct system, a communication model is correct content uation, simulation, data validation and data processing technology, and scientific research papers and reports show the necessary data process)

说明：  Power Spectral Density (EPSD) of a vector x

對於BMP圖檔藏入字串訊息可以觀看藏入後的圖檔以及藏入前的圖檔(BMP image file into the string for possession of hiding messages can watch after the image file and image file before hiding)

Audio Feature Extraction routine. this routine extracts the attack time of an audio source, by extracting the timing (sample) of the highest peak. The archive inclues a routine to extract the fft and display it. Requires Voicebox for matlab.

一种基于子矢量的矢量量化快速编码方法一种基于子矢量的矢量量化快速编码方法(Subvector-Based Fast Encoding Method for Vector Quantization Without Using Two Partial Variances)

geometric shape modeling5