acoustic

说明：  fft快速傅立叶变换源代码 打包下载 相信对大家有一定帮助(fft Fast Fourier Transform source code package to download that will definitely help all of us)

网上下载的lang程序，求解插值挺好的，已经测试过(Lang downloaded program, solving the interpolation very good, has been tested)

传统的pca人脸识别中的matlab算法，人脸前期处理，希望对大家有用( I was born in Liaoning.Liaoning is a beautiful place.There are many places of interest in Liaoning.I was born on September,26th.I am a girl.I like traveling,reading and English.Speaking English is very important.It s very useful for us.We should do our best to learn English.I like making friends,too.I want to make more and more friends.Let s be friends.When I am free,I usually read books.Much of my life has lived with books.My favorite book is《Harry Potter》.Harry Potter is a brave,clever boy.I like him very much.Books are very interesting.I have great fun in reading books. )

通过对语音信号的采集和AD50数模转换实现语音信号的处理，并通过C54试验台可以很好的实现语音再现。FIR数据滤波数据需要通过MATLAB来实现。(Through the acquisition and AD50 voice signal digital-analog conversion of voice signal processing, and through the C54 test bed can be a very good voice reproduction. FIR data filtering data to achieve through MATLAB.)

各种人工神经网络的MATLAB源码，较全,BP,RFB等，可用于工程开发，和教学实验(collection of ANN matlab source codes)

说明：  这是一个关于函数逼近的matlab程序，程序设计简单易懂，在稍微复杂的地方注有说明(This is a matlab program on the function approximation, the program design is simple and easy to understand, in the slightly more complex note has made it clear where)

说明：  数字通信调制信号模拟系统中常见通信信号的信号源(Digital communication modulation signal simulation system common source of communication signals)

Lighting Color Filter Test extends Test Case Source Code for Andriod.

MIT--航空航天工程中的计算方法_模拟可变面积管道中的可压缩无粘滞流体 MIT公开课程--航空航天工程中的计算方法 这门课程适用于在航空和航天工程中出现的计算方法的入门学习。其应用是从航空宇宙结构，空气动力学，动力学和控制，和航空宇宙系统选出的。其技术包括：常微分方程系统的数值积分；偏微分方程式的有限差分,有限体积, 和有限元的离散化；数值线性代数；本征值问题和带有约束的最优化。 (MIT- Aerospace engineering calculations _ simulation of compressible variable-area duct without viscous fluid MIT Open Course- Aerospace engineering calculation methods for this course in aviation and aerospace engineering calculations appear method of getting started. The application is from aerospace structures, aerodynamics, dynamics and control, and aerospace systems selected. The technologies include: numerical integration of ordinary differential equations systems partial differential equations of finite difference, finite volume, and finite element discretization numerical linear algebra eigenvalue problems with constraints and optimization.)

some used fields and codes in EM Propagation and Polarization