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二维傅里叶变换,对图像进行二维傅里叶变换处理(Two-Dimensional Fast Fourier Transform
The purpose of this project is to develop a 2-D FFT program "package" that will be used
in several other projects that follow. Your implementation must have the capabilities to:
(a) Multiply the input image by (-1)x+y to center the transform for filtering.
(b) Multiply the resulting (complex) array by a real function (in the sense that the
the real coefficients multiply both the real and imaginary parts of the transforms).
Recall that multiplication of two images is done on pairs of corresponding elements.
(c) Compute the inverse Fourier transform.
(d) Multiply the result by (-1)x+y and take the real part.
(e) Compute the spectrum.)
- 2010-11-27 23:15:03下载
- 积分:1
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matlab
说明: 同步电机模型的MATLAB仿真。。本文针对同步电机中具有代表性的凸极机,在忽略了一部分对误差影响较小而使算法复杂度大大增加的因素(如谐波磁势等),对其内部电流、电压、磁通、磁链及转矩的相互关系进行了一系列定量分析,建立了简化的基于abc三相变量上的数学模型,并将其进行派克变换,转换成易于计算机控制的d/q坐标下的模型。(MATLAB simulation of synchronous machine model. . Synchronous motor in this paper, salient pole machine with a representative, in the neglected part of the error is less impact on the complexity of the algorithm greatly increase the leaving of factors (such as the harmonic magnetic potential, etc.), its internal current, voltage, magnetic flux, flux and torque relationship between a series of quantitative analysis, a simplified three-phase abc variables based on the mathematical model, and the Park transformation, into easy-to-computer control of the d/q coordinate model .)
- 2011-03-28 19:13:38下载
- 积分:1
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BoostHelp
关于boost库的开发,使用的知道教程。里面的内容很详细,说明都有,适合新手使用。(Know about the boost library development, the use of the tutorial.The inside of the content is very detailed description, all have, suitable for beginners to use.)
- 2014-11-21 10:13:37下载
- 积分:1
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Important-1
code of multivariable optimization by yang
- 2012-06-18 21:56:38下载
- 积分:1
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DC_DC_Buck_Chopper
DC DC Buck Chopper Converter
- 2014-11-14 01:49:59下载
- 积分:1
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kriging
kriging(克里金)插值方法,参照2011年国赛建模A题前两问。(kriging (kriging) interpolation method, with reference to 2011 model A country race before the two asked questions.)
- 2020-11-04 16:49:51下载
- 积分:1
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Galois-Field-Computations-with-matlab
An article very useful to perform Galois field computations
- 2013-12-06 14:50:01下载
- 积分:1
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Matlab Example
说明: 有关STK和matlab GUI的一个实例,创建一个用户界面包含STK的2D和3D场景(For an example of STK and Matlab GUI, create a user interface with 2D and 3D scenes of STK)
- 2020-04-09 13:25:21下载
- 积分:1
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matlab
matlab手册,chm格式,包括MATLAB教程,Matlab详细手册,matlab中文帮助文档(matlab manual, chm format, including MATLAB tutorial, Matlab detailed manual, Matlab Chinese help documentation)
- 2013-01-04 12:19:14下载
- 积分:1
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PCAmatlab
主成分分析的基本原理
主成分分析的计算步骤
主成分分析方法应用实例 (Application examples of principal component analysis principal component analysis, principal component analysis of the basic principles of computational steps)
- 2013-03-23 14:14:16下载
- 积分:1