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henanshengrenkoulaolinghuawentifenxiyuyuce
该文研究了河南省不同年龄组的历史发展趋势和65岁以上人口未来发展趋势以及影响老龄化相关因素的问题。通过对不同时期的人口数据的分析和预测，从一个经典的模型入手，建立了三个不同的模型，分别 模型、 模型和关联分析模型，然后采用统计分析的方法来解决这些问题，预测出了河南省未来老龄化人口的发展。(This paper studies the different age groups in Henan Province of historical development trends and population over the age of 65, as well as the impact of future development trend of aging-related factors. Different stages of the analysis of population data and projections from a model of the classic, the establishment of three different models, namely, model, models and associated analysis model, and then using statistical analysis methods to solve these problems, predict the Henan Province, the future development of an aging population.)
- 2009-06-20 00:57:31下载
- 积分：1
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MonteCarlo
这个Matlab程序包，展示了Monte Carlo方法的基本原理，并把它应用到金融行业，展示一种方差缩减的技巧。(The Matlab package, shows the basic principle of Monte Carlo method, and apply it to the financial industry, demonstrate a variance reduction technique.)
- 2010-05-28 18:59:09下载
- 积分：1
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boost
dc/dc boost converter
- 2013-02-09 07:29:25下载
- 积分：1
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photonic_crystal_method
光子晶体带隙飞洒发双方都歌曲暗室逢灯请发顺丰(PBG Feisa both made every song darkroom lights please SF)
- 2015-03-13 13:42:59下载
- 积分：1
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pll
说明： 锁相环一直以来是人们关注的热点，通过锁相环可以进行电网电压的跟踪。(PLL has always been the focus of people's attention. PLL can track the grid voltage.)
- 2021-01-19 15:30:09下载
- 积分：1
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Edge_Wavelet
一个用于小波边缘提取的Matlab程序。(A Matlab source code for wavelet ede extract.)
- 2010-09-02 09:31:52下载
- 积分：1
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fourier
这是门信号的fourier变换，matlab语言编写，有注释，很明了(This is the Fourier transform, gate signal matlab language, have comments, is clear
)
- 2011-08-01 15:50:49下载
- 积分：1
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Smith
这是SMITH预估器的相关程序，适合搞过程控制的同学学习，希望对大家有用(This is SMITH predictor procedures for students engaged in learning process control, want to be useful)
- 2011-10-16 14:45:11下载
- 积分：1
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radar_signal
说明： 雷达信号相关内容，已打包成函数，bpsk，fsk，lfm等(Radar signal related content, packed into functions, BPSK, FSK, LFM, etc)
- 2020-03-16 15:38:42下载
- 积分：1
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kalmanfilter
maple写的基本kalman算法，可以做入门参考理解(maple write basic kalman algorithm, can be understood to do entry-reference)
- 2008-02-28 16:44:59下载
- 积分：1
