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zhishu
指数平滑法是对时间序列进行预测常用的方法之一,其理论基础是趋势外延,即未来一定时期内事物在数量上的演变特征不脱离过去的发展趋势,预测值是以前所有观测值的加权和,且对不同的数据给予不同的权数,越近期数据给予越大的权数,越远期的数据给予越小的权数。(Exponential smoothing method is commonly used to predict the time series one of the ways, the theoretical basis of the trend of the extension, that is, a certain period of time what the next evolution in the number of characteristics are not out of the development trend of the past to predict the value of all previous observations is the weighted and, on different data and different weights given to more recent data to give greater weights, the more long-term data to give the smaller weights.)
- 2009-06-01 12:32:13下载
- 积分:1
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2Discreta10Lab1
Exercices of Graphs, not resolves. SOme explanaitons
- 2010-12-20 06:52:16下载
- 积分:1
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Feedback-control-system
Feedback control system design and analysis(书pdf,源码,ctrllab工具箱)(Feedback control system design and analysis (book pdf, source, ctrllab Toolbox))
- 2011-11-15 13:52:17下载
- 积分:1
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DFE_4QAM
在无线通信中,存在着严重的多径现象,能够引起严重的ISI。判决反馈均衡器(DFE)是目前最常用的一种消除ISI的均衡器。本程序使用Matlab实现的QPSK下的DFE。(In wireless communication, there is a serious multi-path phenomenon, can cause severe ISI. Decision feedback equalizer (DFE) is the most commonly used in an equalizer to eliminate the ISI. This procedure using Matlab under QPSK realize the DFE.)
- 2021-03-27 21:49:12下载
- 积分:1
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appMFVAR
混频向量自回归模型,用于处理混频数据,可以避免同频数据导致的信息缺失(mixfrequency VAR)
- 2016-03-01 21:48:50下载
- 积分:1
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rezufahuanreshebei
对多功能动态试验装置的污垢厚度的检测,可以得到污垢形成的规律,从而有效地抑制污垢的形成。换热设备作为火电厂的重要设备之一,污垢的存在使传热能力下降,造成不必要的经济损失,通过对污垢的检测,掌握了热学法检测污垢的方法,提高换热设备的传热能力。(Dynamic tests on the multi-function devices detect the thickness of the dirt, the dirt can be formed by law, to effectively inhibit the formation of dirt. Heat exchanger equipment as one of the important thermal power plant, the presence of dirt reduced capacity to heat, causing unnecessary economic losses, through the dirt of detection, control the fouling thermal detection methods to improve heat transfer equipment heat capacity.)
- 2010-09-06 18:44:28下载
- 积分:1
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work
说明: 直流电机调速系统,simulink源码,包括开环与闭环系统。自己对某一型号电机进行建模(simulink original code)
- 2011-03-03 15:56:25下载
- 积分:1
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FIRfliter
利用FFT变换,对sine2进行频谱分析,画出频谱图 利用fir源程序对输入波形sine2进行低通滤波,并将结果输出至result.dat
(Using FFT transform, spectral analysis of sine2, draw the spectrum graph fir the use of the input waveform sine2 source for low-pass filtering, and the results output to result.dat)
- 2009-05-13 16:14:27下载
- 积分:1
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readpgm
该matlab函数可以在matlab环境下读取pgm文件(To read the file of pgm format)
- 2009-12-12 23:26:30下载
- 积分:1
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qtom
说明: 将quartus的仿真数据结果导入到matlab中进行后续的操作(Will Quartus results of the simulation data into matlab conducted follow-up operation)
- 2008-11-01 15:31:09下载
- 积分:1