CourantHilbertMethod_ofMathematical_Physics_I

RSSI强度值采集例子，每隔一段距离采集一段RSSI值，从matlab中绘制折线图，并由最小二乘法分析你合成曲线(RSSI strength values ​ ​ collected examples, at some distance acquisition period of the RSSI value, the last drawing, analyze your synthetic curve by the least squares method)

采用分段设置采样速率的方式，用MATLAB仿真实现新型频率特新测试方法——调频脉冲扫描法和组合正弦波法。(The use of sub-sampling rate settings the way, using MATLAB simulation of the frequency of implementation of new special new test methods- FM-pulse scanning method and the combination of sine-wave method.)

A Full Performance Analysis of Channel Estimation Methods for Time Varying OFDM Systems

在基带传输系统中将加网孔均衡与不加网孔均衡的结果作对比(In the base-band transmission system will increase mesh is balanced and not the result of a balanced mesh for comparison)

用MATLAB实现快速傅里叶变换。方程有需要的话，可以自己设定(Using MATLAB to achieve fast Fourier transform. Equation there is a need, they can set their own)

（压缩包里一共有5个代码） pca+lda+粗糙集+模糊神经网络 saveORLimage.m将ORL人脸库分为测试集ptest和训练集pstudy存为imagedata.mat 1.savelda.m将人脸库先进行pca降维，再用lda进行特征提取，得到新的测试集ldatest和训练集ldastudy存为imageldadata.mat 2.对ldastudy进行离散化(discretimage.m)，得到离散化矩阵disdata,存入到imagedisdata.mat 3.将disdata组成决策表(savers.m)，通过对disdata的条件属性进行约简，得到其一个约简，组成新的测试集rstest和训练集rsstudy存为imagersdata.mat 4.对rsstudy进行模糊神经网络训练(savecul.m)，对模糊神经网络的参数进行调整学习将其存入culdata.mat 5.用runfnn.m对rstest进行测试得到其识别率 savem.m和cm.m是用最小距离分类器对训练集和测试集进行分类.(pca+ lda+ Rough Set+ fuzzy neural network saveORLimage.m will ORL face database is divided into test set and training set ptest for pstudy keep imagedata.mat Treasury will face 1.savelda.m first dimensionality reduction pca, lda used feature extraction, a new test set and training set ldatest for ldastudy keep imageldadata.mat 2. Ldastudy carried out on the discretization (discretimage.m), to be discrete matrix of disdata, deposited to imagedisdata.mat 3. Disdata the composition of the decision table (savers.m), the conditions on the attributes disdata about Jane, has been one of its reduction to form the new test set and training set rstest for rsstudy keep imagersdata.mat 4. Rsstudy training fuzzy neural network (savecul.m), on the parameters of fuzzy neural network to learn to adjust their deposit culdata.mat 5. Rstest used to test for runfnn.m by its recognition rate cm.m is savem.m and minimum distance classifier on the training set and test set classificati)

3 phase 4 wire system

D2Q9 Multiply Relaxation Time Lattice Boltzmann have been used to simulate 2d rectangular Lid driven cavity.

一个很好的关于提取币值的文章。一个很好的关于提取币值的文章。( A very good on the extraction value of the article. A very good on the extraction value of the article. )

地震波有限差分matlab模拟程序，输出可以为SGY格式，模拟地震波在地下介质中的传播(Seismic wave finite difference simulation program matlab, the output can be SGY format, simulate the propagation of seismic wave in underground medium )