一个好的BP神经网络matlab代码

source code for TeeChart ()

极坐标和平面坐标的转换，在图像处理中可以很好解决在一个坐标下不能解决的问题。(Polar coordinates and plane coordinates conversion, in image processing can be solved in a coordinate system can not solve the problem.)

极化SAR，pauli分解San Francisco地区RGB合成图(Polarization SAR Pauli decomposition San Francisco RGB composite image)

核函数主成分分析，用于数据的特征提取，对于训练样本的降维有较好的效果(Kernel principal component analysis, feature extraction for data, which can effectively reduce the dimension of training samples, the better)

一种segy格式文件读取，用于地震资料处理，matlab文件。(One kind segy read format for seismic data processing, matlab file.)

火灾检测l界面,可用于发现火灾与烟雾，程序可运行(Fire detection L interface, can be used to detect fire and smoke, the program can be run)

基于OFDM的信道估计算法。主要利用了块状导频来估计整个信道的频率响应，估计算法为LS LMMSE LR_LMMSE

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(Extraction based on instantaneous information signal of seven characteristics: zero center normalized instantaneous amplitude of the maximum power spectral density, zero-center normalized standard deviation of the instantaneous rate of absolute zero center section of non-weak signal instantaneous phase nonlinear component absolute value of standard deviation, non-zero center section of the weak signal non-linear component of the standard deviation of the instantaneous phase, zero-center non-normalized absolute value of the weak signal section of the standard deviation of the instantaneous frequency of a signal segment of the normalized power spectral density of instantaneous frequency maximum, according to the signal QPSK and 16QAM in the XI-axis projection of the different performance of the proposed characteristic parameters.)

Matlab入门,非常好的资料,对于初学者尽快熟悉运用是个不错的帮手(Matlab entry, very good information for beginners as familiar with the use is a good helper)

抑制载波型差分相位调制，复化三点Gauss-lengend公式求pi，与理论分析结果相比，计算目标和海洋回波的功率谱密度,有井曲线作为输入可计算其地震波的衰减,做视觉测量的上位机代码。