HHT-solutions

MATLAB常用函数，包括图形、图像、泛函、方程等内容(function of matlab)

noise application using dsr technology

power_surgnetwork.rar,功率电子领域matlab仿真文件，已经验证过，程序运行正常(power_surgnetwork.rar,Power electronics field matlab simulation file, has already been verified, the normal operating procedures)

这是一个matlab编写的计算人脸识别率的小程序，选用的图像数据库位ORL数据库。(This is a face recognition matlab calculation of the rate of the preparation of small procedures, digital image database selected ORL database.)

说明：  产生一个高斯分布的模式类的样本，特征向量为二维的。(Generate a Gaussian distribution model of the class samples for the two-dimensional feature vectors.)

说明：  非常完善的GPS toolbox，内含中文readme以及中文翻译的介绍。 GPS TOOLBOX包含以下内容： 1、GPS相关常量和转换因子； 2、角度变换； 3、坐标系转换： 点变换； 矩阵变换； 向量变换； 4、专用测绘程序； 5、专用统计函数； 6、GPS时间工具； 7、专用GPS数据处理函数； 8、航迹和相关工具； 9、卫星位置计算； 10、高度和方位角判定，以及卫星可见性； 11、DOP（dilution of precision）计算，卫星选取和相关函数； 12、专用信号处理和Kalman滤波函数； 13、伪距和误差判定及相关函数； 14、用户位置判定及相关函数； 15、RAIM/FDE可用性和完好性评估相关函数。(Very good GPS toolbox, contains readme and the Chinese translation of the Chinese introduction. GPS TOOLBOX contains the following: 1, GPS-related constants and conversion factors 2, the point of transformation 3, coordinate system conversion: Point transformation Matrix transformation Vector transformation 4, special mapping procedures 5, special statistical functions 6, GPS time tools 7, special GPS data processing function 8, track and related tools 9, the satellite position calculation 10, determine the height and azimuth, and satellite visibility 11, DOP (dilution of precision) calculations, the satellite selection and related functions 12, special signal processing and Kalman filtering function 13, pseudo-range and error determination and related functions 14, user location determination and related functions 15, RAIM/FDE availability and integrity assessment of related functions.)

Vth system calculation

详细的卷积编码与维特比译码算法。产生随机信号，对信号进行卷积编码，然后经过数值转换、格雷编码，QPSK调制，进入加噪信道，之后进行QPSK解调，格雷解码， 数制转换、 维特比译码得到接收端的信号。(Detailed convolutional coding and Viterbi decoding algorithm. Random signal, the signal convolution coding, and then through numeric conversion, Gray coding, QPSK modulation, plus noise into the channel, followed by QPSK demodulation, decoding Gray, number system conversion, Viterbi decoding to get the receiving end of the signal.)

Cognitive Radio / Cognitive Network System simulator in matlab source code. To Simulate Cognitive Radio System which is so effective that it can harvest more band-width in highly desired bands than is currently in use!

上课时用的课件,是用matlab进行讲解的(class with the courseware is used to explain the Matlab)