调试成功的双隐层反向传播神经网络算法matlab程序

continuous genetic algorithm

说明：  用matlab实现ofdm调制，采用Bpsk调制方式。(ofdm modulation)

AR过程的线性建模与功率谱估计 自相关值和Yule-Walker法(自相关法) 协方差法； Burg方法； 修正协方差法。(The linear AR process modeling and power spectrum estimation of autocorrelation and Yule-Walker method (autocorrelation) covariance method Burg method modified covariance method.)

说明：  光子晶体光纤中空气孔分布均匀时，计算光子晶体光纤的模式有效折射率(The effective RI of the mode propagating in PCF)

《小波消噪阈值算法优化》详细阐述了一种自适应小波阈值消噪法。经matlab验证，改进后的算法消噪性能大大提高。-《Optimization threshold algorithm of wavelet de-noising》discribes an adaptive threshold de-noising based on wavelet. It’s proved by matlab program that the performance of adaptive algorithm is much better than traditional algorithm.

Matlab下单字语音识别程序。Readme.txt中有使用方法的详细说明。(Vocabulary speech recognition under the program Matlab. Readme.txt in detail using the method.)

三次样条插值，它是数学上的插值基础算法之一。(Cubic spline interpolation, which is the mathematical interpolation algorithm based on one.)

说明：  灰色预测 命令形式为x=[19519,19578,19637,19695,16602,25723,30379,34473,38485,40514,42400,48337] gm(x)(Grey command of the form x = [19519,19578,19637,19695,16602,25723,30379,34473,38485,40514,42400,48337] gm (x))

利用Matlab内建的快速傅氏变换函数可以方便地在波数域计算重磁异常导数。介绍了基于Matlab语言的波数域求导的算法，给出了程序源代码，讨论了一些有助于提高计算精度的编程技巧。通过模型试验和数据分析， 发现在计算垂向导数时波数域求导算法的精度比傅氏级数的精度有明显改善；而水平导数的计算，2种方法的精度相当。在某区钾盐勘探中，用该方法处理高精度重力剖面数据，取得了较好效果。(It is convenient to calculate derivative in wave number space using the inbuih F胛function in Matlab．This paper describes a matlab algorithm for derivative calculation of 1 D gravity and magnetic anomaly in wave number space，gives code of program and deals with some programming skills for precision improvement．Throngh model test and data analysis，it is found that the precision of the F盯method is much higher than that of the Fourier Series method in vertical derivative calculation．In horizontal derivative calculation， however，the precisions of the two methods ale almost the same．During kainite exploration in a certain basin，satisfactory result Wag obtained in the processing of gravity profile data using this method．)

钟型隶属函数-a参数变化钟型隶属函数-a参数变化(Bell-shaped membership function-a parameter change in bell-shaped membership function-a parameter change)