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关于瑞利信道，莱斯信道等的仿真源代码，比较准备，贴近理论(On Rayleigh channels, Rice channel simulation source code, etc., more preparation, close to the theoretical)

说明：  四面体有限元程序,单元刚度的计算及总刚度矩征集成(tetrahedral finite element program modules stiffness of the total stiffness and assembly into Moment)

该压缩包中的程序实现对图像的平滑和锐化，其中采用多种方法实现平滑（包括均值滤波，中值滤波，顺序统计滤波）和锐化（包括采用Sobel算子和高通滤波）。(Program realization of the right image sharpening and smoothing. using a variety of methods in which to achieve smooth (including mean filtering, median filtering, Order Statistics filtering) and Sharpening (including Sobel operator and high-pass filter).)

a good intro to synthetic aperture radar and algorithms to implement imaging in synthetic aperture radar are given.

matlab深度学习工具箱 (deep learning toolbox)

demonstration of viterbi decoding using trace-back

用C++编写一个可创建MAT文件的独立应用程序。程序说明了：1.可创建MAT文件的独立应用程序的编写步骤；2.相应C++源程序的基本格式；3.相应mx-函数和C指令的配合应用。4.MAT库函数matClose, matGetArray, matOpen, matPutArray, matPutArrayAsGlobal的使用方法。(With C++ Prepared a document to create an independent MAT applications. An explanation of the procedures: 1. Can create MAT documents prepared by an independent application steps 2. Corresponding C++ Source of the basic format 3. Corresponding mx-function and C with the application instructions. 4.MAT library function matClose, matGetArray, matOpen, matPutArray, matPutArrayAsGlobal use.)

关于matlab在通信系统的使用的很好讲义，可以了解matlab在通信领域的使用(Good lecture notes on matlab in the use of communication systems, we can understand the use of matlab in the field of communications)

ra_snr_gui.m 作用：统计不同信噪比下，五种信号的峰值旁瓣比RA和低高频均值比RM，绘制结果，参考图3.11和3.12 DFCW_RA_SNR.m 作用：产生正交离散频率编码信号，并计算峰值旁瓣比RA和低高频均值比RM LFM_RA_SNR.m 作用：产生线性调频信号，并计算峰值旁瓣比RA和低高频均值比RM OFDMLFM_RA_SNR.m 作用：产生正交频分线性调频信号，并计算峰值旁瓣比RA和低高频均值比RM PC_RA_SNR.m 作用：产生正交相位编码信号，并计算峰值旁瓣比RA和低高频均值比RM SIN_RA_SNR.m 作用：产生单载频信号，并计算峰值旁瓣比RA和低高频均值比RM 输入参数： vSNR：信噪比向量 输出结果： RA:峰值旁瓣比向量RA，对应信噪比向量 RM:低高频均值比向量RM，对应信噪比向量 calculateRA.m: 作用：计算不同信噪比下峰值旁瓣比RA和低高频均值比RM，参考论文3.4.5节 输入参数: sig：输入信号，可以是多行MIMO信号，运算中将合并为1行信号 vSNR：信噪比向量 输出结果： RA:峰值旁瓣比向量RA，对应信噪比向量 RM:低高频均值比向量RM，对应信噪比向量 sig_dfcw.m 作用：产生正交离散频率编码信号 sig_ofdm.m 作用：产生正交频分线性调频信号 sig_pc.m 作用：产生正交相位编码信号 (ra_snr_gui.m action: Statistics different SNR peak sidelobes than five signal RA and low high frequency average ratio RM, rendering the results, referring to Figure 3.11 and 3.12 DFCW_RA_SNR.m effect: generating orthogonal discrete frequency encoded signal, and calculate the peak sidelobe ratio RA and low and high frequency average ratio RM LFM_RA_SNR.m effect: generating chirp signal and calculates the peak sidelobe ratio RA and low high frequency average ratio RM OFDMLFM_RA_SNR.m effect: generating an orthogonal frequency division chirp signal and calculates peak sidelobe ratio RA and low and high frequency average ratio RM PC_RA_SNR.m effect: generating quadrature phase encoded signals and calculate peak sidelobe ratio RA and the average low and high frequency effects than RM SIN_RA_SNR.m: to produce a single carrier frequency signal, and calculate peak sidelobe ratio RA and RM lower than the average high-frequency input parameters: vSNR: SNR vector output: RA: peak sidelobe ratio v)

可以实现对Excel中数据的读取和聚类，并输出聚类结果(It can read and cluster data in Excel and output clustering results.)