extractfields

Dbscan 算法的matlab代码，是经典的聚类算法，可以用来分类(it s Dbscan, a classic algorithm, which can be employed to classify the spatial data. )

认知无线电系统中存在载波频偏的OFDM频谱感知技术1001-0548(2013)03-0355-05 (OFDM Signal Sensing Scheme for Cognitive Radio in the Presence of Carrier Frequency Offset.)

diffraction grattings and optical devises

说明：  一个关于FM收音机的程序，里面包括FM调制解调，以及PLL模块，并在SIMULIN内实现仿真。(A program on FM radio, which includes FM modulation and demodulation, and PLL module, and simulation within the SIMULIN.)

自己编写的程序包括 主要是天线的自适应算法仿真(I have written procedures, including all the major adaptive algorithm is the simulation of antenna)

Modelo de dos rayos de Andrea Goldsmith (figura 2.5, según expresión 2.12) f = 0.9 frecuencia en GHz landa = 0.3/f en m R = -1 coeficiente de reflexión en tierra ht = 10 altura del transmisor en m hr = 2 altura del receptor en m Gt = 1 Gr = 1 Pt = 1 d=10:.1:100000 phase_diff = 4*pi*ht*hr./(landa*d) aproximación Pr = Pt*((landa/(4*pi))^2)*((abs((sqrt(Gt)./d) + (R*sqrt(Gr).*(exp(-sqrt(-1)*phase_diff)))./d)).^2) Pr = Pt*((landa/(4*pi))^2)*(1./d).*((abs((sqrt(Gt)) + (R*sqrt(Gr).*(exp(-sqrt(-1)*phase_diff))))).^2) figure(1), clf, plot((d),10*log10(Pr/max(abs(Pr)))) grid xlabel( log_1_0(d) ) ylabel( Potencia recibida (dBm) )

MPEG psychoacoustic model I for MATLAB

基于Matlab/simulink 同步电机三相短路故障暂态过程仿真分析(Based on Matlab/simulink synchronous motor three phase short circuit fault Transient Simulation Analysis)

Mobile Robot Path Planning using Artificial Potential field method, file contains repulsion function created for optimum results

文件包含三个子文件：dec.m,test_dec.m,recon.m dec.m文件使用MATLAB语言自己动手编写小波分解算法； test_dec.m使用MATLAB语言测试dec.m文件中自己编写的小波Mallat分解算法正确性 recon.m使用MATLAB语言自己动手编写Mallat重构算法 函数使用MATLAB语言，没有调用MATLAB小波分解函数，而是自己动手编写的小波Mallat算法对含噪声的信号进行分解、重构；这对对小波分解的初学者，加深对小波分解有着引导作用。(File contains three subfolders: dec.m, test_dec.m, recon.mdec.m using MATLAB language to prepare yourself wavelet decomposition algorithm test_dec.m using MATLAB language testing dec.m document I have written Mallat wavelet decomposition algorithm correctly recon.m use of MATLAB language to prepare yourself Mallat reconstruction algorithm function using the MATLAB language, do not call the MATLAB wavelet decomposition function, but do-it-yourself prepared Mallat wavelet algorithm with noise signal decomposition, reconstruction This is the wavelet Decomposition of the beginners, have a better understanding of the guiding role of wavelet decomposition.)