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Viterbi
通信原理中维比特算法编码,主要用于卷积码的译码(Viterbi algorithm)
- 2012-05-05 17:34:44下载
- 积分:1
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noise_am
噪声幅度调制信号仿真代码(使用的是高斯白噪声)(Noise amplitude modulation signal simulation code (using a Gaussian white noise))
- 2015-01-22 21:20:26下载
- 积分:1
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2.Correlation
watermark using correlation and pn sequence
- 2014-02-02 07:03:29下载
- 积分:1
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chaosPhi
由逻辑图生成的混沌矩阵,可用于压缩感知的采样矩阵(Can be used to compress the sampling matrix of perception)
- 2020-11-26 10:19:32下载
- 积分:1
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基于块匹配的全景图像拼接Image-mosaic
图像拼接Matlab程序,基于块匹配的全景图像拼接(Image mosaic Matlab program, based on block matching panoramic image stitching)
- 2020-06-30 01:40:02下载
- 积分:1
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fourier
说明: 傅里叶函数的表现形式,这个在matlab里面非常的常见,可以作为参考(Fourier form of the function, this is very common in matlab which can be used as reference)
- 2011-02-25 22:31:39下载
- 积分:1
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Matlab-engineering-applications
Matlab工程应用基础,这是姜歌东老师讲课的ppt(Matlab engineering applications based on this is Jiang Gedong teacher lectures ppt)
- 2013-03-08 16:43:49下载
- 积分:1
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cec2006
演化算法标准测试函数CEC2006,括Matlab代码,JAVA,C代码。(Problem Deˉnitions and Evaluation Criteria for the CEC 2006
Special Session on Constrained Real-Parameter Optimization)
- 2020-12-03 16:59:25下载
- 积分:1
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main_no_offset_2
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 )
- 2016-06-20 19:12:40下载
- 积分:1
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Matlab code for VaR
说明: 给出了通过MATLAB计算VaR的各种方法和实例(MATLAB code for Value-at-risk)
- 2020-06-30 03:40:01下载
- 积分:1