wave_packet_propagation

预处理共轭梯度的方法,该方法有效，快速！！(preconditioned conjugate gradient（PCG）)

说明：  cdma通信过程中信道瑞利衰落模型及m伪随机序列的仿真(cdma communication process for channel Rayleigh fading model and the simulation of pseudo-random sequence m)

矩量法的matlab程序，包含网格划分和矩量法求解的源代码(method of moment)

[114.rar] Spectrum analyzer with USRP, GNU Radio and MATLAB (2009-09-14, matlab, 327KB, 68次) [USRP_Documentation.zip] usrp的全面介绍，接口介绍，工作原理，以及如何对它进行编程 (2010-12-17, Python, 720KB, 62次) [bbn_80211_trunk.zip] USRP（通用软件无线电）上实现的802.11：bbn80211，经测试在gnuradio3.1.1上通过（可以正常收发）(Universal Software Radio Peripheral (USRP) is a range of software-defined radios designed and sold by Ettus Research and its parent company, National Instruments. Developed by a team led by Matt Ettus, the USRP product family is intended to be a comparatively inexpensive hardware platform for software radio, and is commonly used by research labs, universities, and hobbyists.[1])

利用matlab对曲线进行分段线性拟合,效果比较好(Use matlab piecewise linear approximation of the curve, the effect is better)

包括面阵、线阵，圆阵等天线的DOA估计，并进行比较(Plane array, linear array, circular array antenna DOA estimation and compare)

数学建模预测模型源程序，包含GM11，神经网络(Mathematical modeling prediction model source code, including GM11, neural networks)

说明：  By using a MATLAB program, design a Delta Modulation (DM) system with one step-size and a modified DM system with two step-sizes.

MATLAB工具箱 内容挺丰富，自己查阅有自己需要的自行下载(MATLAB Toolbox quite rich content, their own needs have access to the download)

灰色神经网络的预测算法，订单需求预测，matlab的经典算法(Gray neural network prediction algorithm, order demand forecasting, matlab classical algorithm)