writeseeds

噪声函数测试集合与matlab代码（包含所有的噪声函数，一篇论文以及相应的matlab代码）(Noise function test set with matlab code (including noise function, the paper and the corresponding matlab code))

DVB-T2完整仿真程序，包括帧结构、信道编解码、OFDM调制等重要功能模块。学习OFDM通信系统有益参考程序。(DVB-T2 complete simulation program, including a frame structure, channel coding and decoding, OFDM modulation and other important functional modules. Learning OFDM communications system useful reference program.)

求解双heilder雷电流的微分，该电流为雷电电磁模式常用的继后回击电流，对于模式研究具有重要意义(Solving the differential double heilder lightning current, the current model used for the electromagnetic lightning subsequent return stroke current study has important significance for the mode)

通过matlab代码实现PCA算法程序设计步骤： 包括1、去均值 2、计算协方差矩阵及其特征值和 qZHBpQ 特征向量 3、计算协方差矩阵的特征值大于阈值的个数以及 ixDqskB值 4、降序排列特征值，编译通过达到很高的性能。(PCA algorithm program realization by matlab code design steps include: 1, 2 to the mean, covariance matrix and its eigenvalues and eigenvectors qZHBpQ 3, calculate the covariance matrix of eigenvalues greater than the number of threshold values, and only 4 ixDqskB, in descending order eigenvalues, compiled by achieving high performance.)

matlab code for database creation

matlab programs for rate N convolutional encoder. These codes are very useful for making software defined radio in the lab.

用Ziegler--Nichols整定公式来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的KT τ(With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of the KT τ)

ISE一些常见错误的描述，以及相关的解决办法(ISE WARNING and ERROR common and its solutionISE for some typical mistakes in parsing)

matlab中使用到的贝叶斯工具箱，挺好用的，比较全。(used matlab the Bayesian toolbox, very easy to use, relatively full.)

改程序在Turbo C或Visual 6.0中编译，能够实现基2的快速的傅里叶变换。(Reform program in Turbo C or Visual 6.0 compiled, enables fast Fourier transform base 2.)