chap3_09_DMRAS_ordn_d

those codes are very util for to designer signal processator

两种声学阵列的定两种声学阵列的定向精度分析与仿真向精度分析与仿真(Two acoustic arrays of two sets of directional acoustic array analysis and simulation accuracy to the accuracy of analysis and simulation)

说明：  国外模式识别课上老师给的pca和lle代码(These codes are given by the teacher in the pattern recognition class)

GPRMAX2.0中读取geo、out文件的命令。(file command to GPRMAX2.0 in using to read geo&out file.)

节点导纳矩阵求解，输入节点数、支路数以及支路信息，即可求得节点导纳。(Node admittance matrix solver, the input nodes, number of branches and branch information, the node can be obtained admittance.)

matlab求解非齐次poisson方程的fft快速算法，经测试在自己的机器上能算到对区域进行7000次左右的分段。(matlab fft fast algorithm for solving non-homogeneous poisson equation has been tested on the machine count to about 7000 times the segmented area.)

用神经网络实现故障诊断的matlab程序(Fault diagnosis using neural networks in matlab program)

本文从矢量量化的角度对图像进行处理，程序经过验证，正确(From the perspective of vector quantization image processing, the program verified the correct)

说明：  跳频扩频系统仿真误码率分析（双极性不归零码）(Frequency hopping spread spectrum system simulation BER analysis)

此程序简单实用，用于数据的特征提取。选取了波形因子、峭度、频段带能量百分比等时域频域特征量。(This procedure is simple and practical, for data feature extraction. Select form factor, kurtosis, band band energy percentage frequency domain characteristics.)