sync_PSS_BER

Azimuth dependence of Doppler spectra of sea clutter at low grazing angle

说明：  产生长度为510的LDPC码，同时给出误码率，仅供参考。(Generated LDPC codes of length 510, the bit error rate is given for reference purposes only.)

训练集/测试集产生 load spectra_data.mat 随机产生训练集和测试集 temp = randperm(size(NIR,1)) 训练集——50个样本 P_train = NIR(temp(1:50),:) T_train = octane(temp(1:50),:) 测试集——10个样本 P_test = NIR(temp(51:end),:) T_test = octane(temp(51:end),:) N = size(P_test,2) 数据归一化 ( Training set/test set generation load spectra_data.mat randomly generated training set and test set temp = randperm (size (NIR, 1)) training set- 50 samples P_train = NIR (temp (1:50) ,:)' T_train = octane (temp (1:50 ),:)' test set- 10 samples P_test = NIR (temp (51: end ),:)' T_test = octane (temp (51 : end ),:)' N = size (P_test, 2) Data Normalization)

实现时延估计中的二次相关算法，用于进行时延估计的计算。(请键入文字或网站地址，或者上传文档。 取消 Shíxiàn shí yán gūjì zhōng de èr cì xiāngguān suànfǎ, yòng yú jìnxíng shí yán gūjì de jìsuàn.Realization of TDE secondary correlation algorithm, used for the calculation of time-delay estimation.)

有关通讯系统QPSK调制和解调理论值的仿真(QPSK modulation and demodulation in Matlab)

这是用matlab对水面漂浮物进行分割处理，以便后续提取特征(This is a matlab floating on the surface of the water was dealt with separately, in order to follow-up feature extraction)

是一个基于遗传算法改进的模糊C均值算法，很不错的代码。(It is a improved fuzzy C-means algorithm based on genetic algorithm , a very good code. )

通过四阶差分运算，理想的去除粗差(Four order difference operation, ideal removal of gross error)

MATLAB实现单摆在外力矩作用下的动画 源程序代码((MATLAB a simple pendulum animation torque under the action of outside source program code))

提取Gabor特征,用于提取图像的特征,采用matlab进行编码(extract Gabor feature)