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Sllyear
线性相关
求逐月异常序列x(n,12)和y(n,12)(n是年)相同月份之间的滞后超前nt年的相关系数rt(-nt:nt,12),其中nt最大的滞后或超前时间(单位:年)。
(Linearly related to demand monthly abnormal sequence x (n, 12) and y (n, 12) (n is the year) ahead of the same month lag between the years of the correlation coefficient nt rt (-nt: nt, 12), in which nt the largest lag or lead time (unit: years).)
- 2010-05-28 10:06:21下载
- 积分:1
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Induction_Machine_Model(damer)
model induction motor
- 2012-09-22 04:29:07下载
- 积分:1
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fdtd3D_UPML
这个身重要,基于matlab的三维时域有限差分程序(UPML各向异性的完美匹配吸收层),使学习时域有限差分方法的好资料。(The body important matlab-based three-dimensional finite difference time domain procedures (UPML anisotropic perfectly matched layer), enabling learners to FDTD good information.)
- 2007-11-26 20:09:57下载
- 积分:1
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fxxxy
该程序分别用四种经典算法对自定义3次非线性函数寻优,并给出寻优路径(The program of four classic algorithms were used three times on custom non-linear function optimization, and gives the path optimization)
- 2010-01-07 19:42:36下载
- 积分:1
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C_
说明: C_V水平集模型图像分割算法C_V level set model for image segmentation(C_V level set model for image segmentation)
- 2011-03-28 18:18:31下载
- 积分:1
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chirp_sig
线性调频信号,包括产生和脉冲压缩,国科大资料(Chirp signal, the National Science and Technology Institute of China)
- 2013-09-28 22:07:59下载
- 积分:1
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steepest_golden
steepest golden section method
optimization methods and algorithms
- 2014-11-27 22:06:31下载
- 积分:1
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fuzzycmeans
Magnetic resonance (MR) images can be used to detect lesions in the brains of multiple sclerosis (MS)
patients and is essential for diagnosing the disease and monitoring its progression. An automatic method is
presented for segmentation of MS lesions in multispectral MR images. Firstly a PD-w image is subtracted its
corresponding T1-w image to get an image in which the cerebral spinal fluid (CSF) is enhanced. Then based on
kernel fuzzy c-means (KFCM) algorithm, the enhanced image and the corresponding T2-w image are segmented
respectively to extract the CSF region and the CSF combining MS lesions region. A raw MS lesions image is
obtained by subtracting the CSF region CSF combining MS region. By applying median filter and
thresholding to the raw image, the MS lesions are detected finally. Results are quantitatively uated on
BrainWeb images using Dice similarity coefficient (DSC). Finally, the potential of the method as well as its
limitations are discussed.
- 2014-12-28 01:45:09下载
- 积分:1
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day2code_clearness
计算晴空指数,即入射到水平面的太阳总辐射量与天文辐射之比。(Calculate clear sky index.That is, the ratio of the total solar radiation incident on the horizontal plane to the astronomical radiation.)
- 2021-03-31 19:59:08下载
- 积分:1
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fanlun_v37
小波包分析提取振动信号中的特征频率,经典的灰度共生矩阵纹理计算方法,可实现对二维数据的聚类。( Wavelet packet analysis to extract vibration signal characteristic frequency, Classic GLCM texture calculation method, Can realize the two-dimensional data clustering.)
- 2016-08-14 18:00:23下载
- 积分:1