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porterStemmer
The Porter stemming algorithm (or ‘Porter stemmer’) is a process for removing the commoner morphological and inflexional endings from words in English. Its main use is as part of a term normalisation process that is usually done when setting up Information Retrieval systems.
- 2010-07-07 13:03:20下载
- 积分:1
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matlabautocorretion
该程序可用于计算数据之间的自相关系数,操作十分简便。(Autocorrelation coefficients used in the calculation between the data.)
- 2013-05-09 21:48:33下载
- 积分:1
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PLS_Manual_4
PLS toolbox V.4 manual (under matlab)
- 2014-01-31 17:07:22下载
- 积分:1
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Monte-Carlo-method-wait
用蒙特卡洛法实现对排队等待问题的计算机模拟,很有学习价值,大家可以参考下,呵呵(Monte Carlo method to realize the problem of computer simulation of waiting in line, great learning value, we can refer to, huh, huh
)
- 2011-02-07 19:23:55下载
- 积分:1
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PSD
功率谱密度计算程序,可以用于计算时域信号的功率谱密度。(The power spectral density calculation procedures can be used to calculate the power spectral density of the time-domain signal.)
- 2020-12-11 17:29:18下载
- 积分:1
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Ch7_curve-fitting
介绍了利用matlab进行曲线拟合的方法,以及相应函数在matlab中的使用方法(Describes the use of matlab curve fitting method, and the corresponding function in matlab to use)
- 2011-08-05 16:33:55下载
- 积分:1
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FrequencyLowPass
频域内低通滤波实现图像平滑,程序原代码来自书籍,《计算机图像处理与识别技术》,作者王耀南等(frequency low pass filter)
- 2013-08-21 15:46:41下载
- 积分:1
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MATLAB
无刷直流电机数学模型及其控制系统,效果良好,控制精度高(Brushless DC motor mathematical model and its control system to good effect, high precision control)
- 2013-10-16 21:48:28下载
- 积分:1
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photovoltaic-inverter-model--in-dual-closed-loop-
photovoltaic inverter model, in dual closed loop controlphotovoltaic inverter model, in dual closed loop controlphotovoltaic inverter model, in dual closed loop controlphotovoltaic inverter model, in dual closed loop control
- 2013-10-25 03:25:52下载
- 积分:1
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DOA
波达方向(Direction Of Arrival)估计,又称为谱估计(spectral estimation)、波达角(Angle Of Arrival)估计。一个信源有很多可能的传播路径和到达角。如果几个发射机同时工作,每个信源在接收机处形成潜在的多径分量。因此,接收天线能估计出这些到达角就显得很重要,目的是破译出哪个发射机在工作以及发射机所处的可能位置。通过测量辐射信号的波达方向(DOA全称Direction Of Arrival)或波达角(AOA)来估测辐射源的位置。理论上这种估计只需要两个接收阵元就可以确定辐射源的位置,但在实际中,由于受到角度分辨率、多径和噪声限制,所需阵元通常要多于两个。DOA定位技术原理是利用接收机处的阵列天线和波达方向(DOA)估计技术来确定一个从接收机到信源的波达方向线,即为方向线(LOB),最后利用多个接收机估计的DOA进行三角测量,方向线的交点就是信源的估计位置。(DOA (Direction Of Arrival) estimation , also known as spectral estimation (spectral estimation), angle of arrival (Angle Of Arrival) estimation. There are many possible sources a propagation path and the angle of arrival . If several transmitters simultaneously, a potential source for each multipath component at the receiver. Therefore, the receiving antenna can estimate the angle of arrival becomes very important, which aims to decipher the location of the transmitter at work as well as possible in which the transmitter . By measuring the radiation signal DOA (DOA stands for Direction Of Arrival) or the angle of arrival (AOA) to estimate the location of the radiation source . Theoretically this estimate requires only two receiving array element can determine the position of the radiation source , but in practice , due to the angular resolution , multipath and noise limits , usually required more than two array elements . DOA positioning technology is the use of an array of antennas at)
- 2021-04-25 11:48:46下载
- 积分:1