CBIR

说明：  全搜索算法寻找运动矢量，基于MATLAB实现(Full-search motion vector search algorithm, based on the MATLAB implementation)

几何活动轮廓（GAC）算法的源代码，用upwind和eno数值方法， 在MATLAB下可直接执行(geometric active contour (GAC) algorithm source code, using upwind and eno numerical methods, MATLAB under the direct execution)

统计学习编程题目，是在做作业的时候碰到的一些小例子，对统计学习课程的学习有帮助(Statistical learning programming problem, some small examples encountered at homework time, can be helpful to learn the statistical learning courses)

this file is very useful for student to calculate structures with MATLAB

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)

用matlab实现的固体模型，绕地球飞行的活动物体。(Using matlab realize solid model, the activities around the world flying objects.)

粗糙集的基本算法，包括数据补齐，属性约简，值约简，规则生成，非常实用。(Rough set theory is a new mathematical approach to imperfect knowledge. The problem of imperfect knowledge has been tackled for a long time by philosophers, logicians and mathematicians. Recently it became also a crucial issue for computer scientists, particularly in the area of artificial intelligence. )

fft计算相关函数，验证4096点的FFT快速捕获算法(理论仿真)(fft calculation of correlation function, verify the 4096-point FFT algorithm for fast capture (theoretical simulation))

做出数据的图谱，并用归一化、傅里叶变换进行藻种识别(photo the data,and then normalize the data and then identify them.)

基于buck变换电路的双闭环超级电容器充电电源MATLAB仿真模型，控制器采用PI调节，恒流控制充电，效果良好(MATLAB SIMULINK model，Based on buck transform circuit, the double closed loop capacitor charging power supply ，controller PI adjustment, the constant current charge control，The result is good)