LFM

基于matlab的7阶不变矩,以源码的形式展示出来(Based on the 7-order invariant moments matlab)

基于matlab&JavaApplet的数字化实验室研究(Based on the the of the laboratory studies of the digitized of the matlab & JavaApplet)

一个简单的在matlab上实现logistic方程，并花出图像。(A simple implementation in matlab on logistic equation, and the flower images.)

图像的颜色处置，实现颜色的变浅，或换色，或添加等一系列操作(Disposal of the color image)

说明：  用语言编程对布里渊散射光谱曲线的误差值分析(To brillouin scattering spectra curve error value analysis )

一个信号通过均匀圆阵的DOA估计，估计了方位角和仰角，并利用三维图形展示。(A signal through a uniform circular array DOA estimation, it is estimated that the azimuth and elevation, and the use of three-dimensional graphics display.)

NEW PIT AMRITSAR CODES FOR EVALUATION NEW 1

假设截获了一段短波数字通信的信号，要求解调出最终的信息，每组解调出来后，将10组信息组合起来，恢复最终的信源输出数据。 先验信息：两组数据文件，编号为1、2，每组I、Q两路存放，格式为“int16”，采样率为9600Sa/s，其中第一组为单径情况，第二组为多径情况。 参数符合MIL-STD-188-110A标准； 同步序列为syn=seq.dat，BPSK调制； 接收机频率稳定度高于1e-6。 文件中有效信息总长度为333.75s，其中同步头长为5/12s，每时隙1/6s，训练序列占10 ，在数据之前； 交织方式为全交织，矩阵交织，列为1000，在比特级进行； 纠错码码率为1/2； 调制方式为BPSK、QPSK和8PSK中的一种，映射方式为二进制，BPSK相位偏移为0，其余两种为 。 (Suppose intercepted signal for a period of short-wave digital communications requires final demodulated information after each demodulated, combining 10 group information, to restore the final output data source. Priori information: two sets of data file, numbered 1, 2, each I, Q two-way storage, the format is int16 , sampling rate 9600Sa/s, where the first group is a single path, the second group multipath situation. Parameters meet MIL-STD-188-110A standard Synchronization sequence syn = seq.dat, BPSK modulation The frequency stability of the receiver is higher than 1e-6. File payload total length of 333.75s, wherein the synchronization header length is 5/12s, each time slot 1/6s, accounting for 10 of the training sequence, before the data Interleaving for the whole interleaving matrix interleaving, as 1000, carried out at the bit level Error correction code rate of 1/2 The modulation scheme is BPSK, QPSK and 8PSK one, a binary mapping, the BPSK phase offset is 0, the )

数字基带系统MATLAB仿真程序，符合专业设计要求(DIGITAL BASEBAND MATLAB CODE)

信息极大化算法，也称infomaxICA(Information maximization algorithm, also known as infomaxICA)