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aumerical-integ-ration
: 针对实际振动位移难以获取的问题, 利用振动位移与加速度信号之间的关系, 先对采样后的加速度信
号采用时域数值积分,得到含有趋势项的速度信号及位移信号,再采用拟合多项式极值的方法, 消除积分过程
中产生的趋势项,从而得到更为精确的速度和位移信号. 算例表明, 利用拟合多项式极值消除趋势项的方法,
得到的位移时程曲线拟合精度高(: In pract ical engineering , the collection of displacement data is mo re dif ficult than that of the
acceleratio n data in the time-domain .Displacement sig nals w as g ot f rom acceleration s ignals using
aumerical integrat ion , wi th the t rend o f erro r. Poly nomial fit ting method o f ex t reme value to eliminate
the trend of erro r w as proposed . More precise di splacement data can be acquired f rom thi s algo rithm.
The example show s that thi s alg orithm can get hig h accuracy displacement data f rom the acceleration
data mo re easi ly .)
- 2014-12-14 18:11:57下载
- 积分：1
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interactionc
calculated interaction curve of the concrete column
- 2013-05-17 22:22:30下载
- 积分：1
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timefrequenceanalysis
信号时频分析matlab软件，使用GUI界面，非常简单，可以分析信号的时频特性以及进行谱分析(Signal time-frequency analysis matlab software using the GUI interface is very simple, can analyze the signal characteristics as well as the time-frequency spectral analysis)
- 2009-09-09 20:52:32下载
- 积分：1
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Simulinkofdm
正交频分复用(OFDM)是第四代移动通信的核心技术,它是实现多媒体业务发展的基础.讨论了如何利用Simulink进行OFDM系统仿真,并给出了具体的仿真模型.利用仿真模型得到OFDM差错性能分析结果,通过对结果的分析,提出了改善性能的方法.
(Orthogonal frequency division multiplexing (OFDM) is the core of the fourth generation mobile communication technology, it is the basis for the development of multimedia services. Discusses how to use Simulink for OFDM system simulation, and given the specific simulation model. Using the simulation model OFDM Error Performance Analysis of the results obtained through analysis of the results, proposed to improve performance.)
- 2010-11-26 12:42:45下载
- 积分：1
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ref
说明： 纯水的负折射率计算，使用LH模型，适用频率范围小于3THz，可用于计算雨滴衰减模型(Negative refractive index of pure water calculated using the LH model for the frequency range is less than 3THz, can be used to calculate the rain attenuation model)
- 2011-04-15 11:37:25下载
- 积分：1
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matlab8762
【谷速软件】matlab毕业编程 实现视频摄像中的运动检测(人体等)免费源代码([Valley] Speed matlab software programming graduation video camera motion detection (human and other) free source code for reference use learning)
- 2014-11-30 21:43:39下载
- 积分：1
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LEACH
leach leach simulation in matlab
- 2014-12-14 01:31:44下载
- 积分：1
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MHT-min-demo
MHT算法仿真，demo演示，针对单个目标跟踪进行了一个多假设目标跟踪的仿真。(MHT algorithm simulation, demo demo, for a single target tracking more than a hypothetical target tracking simulation.)
- 2013-05-30 20:09:18下载
- 积分：1
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pubu
画瀑布图，这是时域信号不同频率的瀑布图绘画程序(Painting waterfall chart)
- 2014-05-16 22:49:09下载
- 积分：1
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fskTA
时间混叠算法进行循环谱估计，信号为fsk(ta，fsk)
- 2020-06-29 13:40:02下载
- 积分：1
