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PreAIDS
说明: 离散动力学模型预测中国30年以后得艾滋病人数(Discrete kinetic models to predict the 30 years after AIDS was the number of)
- 2009-08-30 02:26:32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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facecode2
face detection and recognition library that can be easily integrated into the customer’s application
- 2012-11-27 19:58:55下载
- 积分:1
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PowerFlow_NR_new
利用matlab编写的牛顿拉夫逊法潮流计算程序,可以有效地对潮流进行分析运算(Newton-Lafson power flow maltab program )
- 2011-09-16 23:50:17下载
- 积分:1
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datamining
一篇关于谱聚类及其相关算法的论文,希望对大家有帮助(An algorithm for spectral clustering and related papers, we want to help)
- 2011-10-28 16:10:47下载
- 积分:1
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matlab2
采用matlab语言编写,相变沸腾的LBM模拟。(Using the matlab language to write, phase transition boiling LBM simulations)
- 2020-12-19 10:59:09下载
- 积分:1
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matlab_ydtx
一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN信道。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。(A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN channel for the wireless channel. At the receiving end for despreading, demodulation, judgments, through the simulation to be one of a user' s bit error rate and SNR of the simulation results.)
- 2009-03-11 10:06:21下载
- 积分:1
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mat
利用计算机完成控制系统的根轨迹作图,了解控制系统根轨迹图的一般规律,利用根轨迹进行系统分析。
(Using computer control system for the completion of the root locus mapping to understand the control system of the root locus of the general laws, the use of a systematic analysis of the root locus.)
- 2009-12-05 15:09:47下载
- 积分:1
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MATLAB_exercise_50
说明: 战胜MATLAB的50道经典习题,MATLAB最主要的就是练,希望对大家有用。(The 50 classic victory over MATLAB Exercises, MATLAB is the most important practice and hope for all of us.)
- 2010-03-20 10:14:30下载
- 积分:1
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voltag
vertical cavity surface emitting laser voltage with matlab source code with .rar file
- 2012-04-23 21:53:21下载
- 积分:1