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portfolio_analyse
The file includes:
checking stock data
read in data
covariance
deviation
minimum variance portfolio
gui
- 2010-12-03 23:48:01下载
- 积分:1
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FDPIM_Encode
关于语音通信信道调制的程序代码,是论文的仿真程序(About voice communication channel modulation code, the authors of the paper simulation program)
- 2013-12-11 09:27:39下载
- 积分:1
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GP_dimension
重构Lorenz 时间序列的相空间图,并作分析(Lorenz time series reconstructed phase space, and for analysis)
- 2010-10-21 10:54:52下载
- 积分:1
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Communication-System-Simulation-5-6
讲述通信系统仿真的基本知识,包括基带数字传输和带限信道的数字传输的内容(Basic knowledge about the communications system simulation, including baseband digital transmission and digital transmission band-limited channel)
- 2013-04-12 13:45:32下载
- 积分:1
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Twomass_model
说明: 两自由度系统振动模型,初级学习模型,Simulink(Two-degree-of-freedom system vibration model, primary learning model, Simulink)
- 2020-07-03 19:20:02下载
- 积分:1
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interpolat
image processing by interpolation
- 2009-05-07 23:25:04下载
- 积分:1
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several-algorithm-
遗传算法 量子遗传算法 模拟退火 粒子群算法 代码很规范(several algorithm (GA QGA SA ))
- 2014-12-02 15:13:11下载
- 积分:1
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huise1
说明: 灰色预测源代码,实现GM1灰色理论进行灰色预测(Grey source code, to achieve GM1 Grey Grey theory)
- 2010-05-05 09:37:19下载
- 积分:1
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wigner
本程序包含魏格纳分布及平滑伪魏格纳分布的两个matlab函数,适用于信号时频处理(The program includes Smoothed Pseudo Wigner distribution and Wigner two matlab function, frequency treatment applies to the signal)
- 2014-12-04 11:04:09下载
- 积分:1
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Statistical_figures
给你一个非常大的整数x,(-10^400 <=x<= 10^400),请统计x的每一位,分别输出9,1,2出现的次数.
Input
一个大整数
Output
一共三行,第一行是9出现的次数,第二行是1出现的次数,第三行是2出现的次数。
Sample Input
912912912910915902
Sample Output
6
5
4(Statistical figures)
- 2014-12-31 10:27:06下载
- 积分:1