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mathmatic
毕业论文里用到的很多非常实用的统计学代码,找了很多天,里面还有自己写的代码的描述,分享给大家了,呵呵呵(Thesis in a lot of very practical use of statistical code, find a lot of days, which also has its own description of the code written to share for everybody, Ha ha ha)
- 2011-04-26 09:32:06下载
- 积分:1
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GM(1_1)
GM(1,1)模型1-4
1:GM(1,1)模拟模型,在matlab中的输入方法为gm1(x),x指要模拟的序列。
2:GM(1,1)预测模型,在matlab中的输入方法为gm2(x,K),x指要模拟的序列,K指从以后序列第一个数据算起的第k个待预测数据。
3:GM(1,1)群模拟模型,在matlab中的输入方法为gm3(x),x指要模拟的序列。
4:GM(1,1)群预测模型,在matlab中的输入方法为gm4(x,K),x指要模拟的序列,K指从以后序列第一个数据算起的第k个待预测数据。
gm4对序列趋势比较好的数据预测效果较好,对上下变动的数据,特别是后4个数据趋势跟前面的数据相反的,预测效果很差。
gm2对上下变动的数据,预测效果比gm4好,但对趋势较好的数据,预测精度没有gm4高。
gm3比gm1模拟精度要高。
可以以x=[1 3 5 7 9 11 13 15]进行实验。x输入默认行向量。
所有程序在matlab6.0上调试通过。(GM (1,1) 1-4 1 : GM (1,1) simulation model Matlab in the input method for gm1 (x), x entail simulation sequence. 2 : GM (1,1) model, in the Matlab input method for gm2 (x, K), x entail simulated sequence, from the K refers to the first series after a run of data k pending forecast data. 3 : GM (1,1)- simulation model, in the Matlab input method for gm3 (x), x entail simulation sequence. 4 : GM (1,1)- forecasting model, in the Matlab input method for gm4 (x, K), x entail simulated sequence, from the K refers to the first series after a run of data k pending forecast data. Gm4 right sequence relatively good trend data predicted better results, the next change in the data, especially after four data with the previous trend data contrary, predict poor. Gm2 next to the change in forecast resu)
- 2007-05-31 11:13:42下载
- 积分:1
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radar_signal
说明: 几种典型雷达信号的MATLAB实现,线性调频,二相编码等(MATLAB implementation of several typical radar signals, linear frequency modulation, binary phase coding, etc.)
- 2019-04-19 15:16:14下载
- 积分:1
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shenjingwangluo
该程序是用小波函数构建神经网络的源程序。用以分析心电信号、脑电信号等等。(that the procedure was constructed using wavelet neural network function of the source. For the analysis of ECG, EEG, and so on.)
- 2007-07-08 11:15:04下载
- 积分:1
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gaborcreate
gabor filter,,,for iris,,,,,,,
(gabor filter, and, for iris ,,,,,,,)
- 2007-04-09 20:26:34下载
- 积分:1
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batterychargingmodeofoperation
Mode of operations dc dc converter
- 2014-09-20 02:01:17下载
- 积分:1
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fuhecailiaogangdu
用matlab软件求解复合材料结构设计中层合板刚度系数计算程序(A program for calculating stiffness coefficient of composite laminates based on composite structure design)
- 2018-04-09 21:51:58下载
- 积分:1
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pts_ccdf
降低OFDM中PAPR的方法PTS的MATLAB源码
(Reduce the PAPR of OFDM method in the MATLAB source PTS)
- 2020-10-26 10:10:00下载
- 积分:1
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Hamming
海明加权的天线方向图,使用matlab 调试过,对研究雷达天线的同志很有帮助。(Hamming weighted antenna pattern, use the debug matlab, and the study of the radar antenna comrades helpful.)
- 2020-07-01 20:00:02下载
- 积分:1
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rectpulse.m.tar
Rectangular pulse propagation with FDTD Matlab
- 2011-08-26 08:56:59下载
- 积分:1