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LiftingWaveletTrans
利用第二代小波变换———提升小波变换,为第一代小波变换提供了一种新的更快速的实现方法,使得其构造不再
依赖于Fourier 变换构造,可以实现所有的第一代小波变换,提升方案把此变换过程分为分裂、预测和更新3 个阶段。(--- Second generation wavelet transform using lifting wavelet transform, for the first generation wavelet transform provides a new, more rapid implementation method, so its structure is no longer dependent on the Fourier transform structure, can achieve all of the first generation wavelet transform, enhance the program to the transformation process is divided into split, predict and update the three stages.)
- 2010-05-11 23:23:11下载
- 积分:1
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pls
基于pls对光谱分析 包括数据读取,小波变换PCA分析,PLS建模,交叉验证(Pls include data on the spectrum based on reads, wavelet transform PCA analysis, PLS modeling, cross-validation)
- 2021-03-31 16:49:09下载
- 积分:1
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SolveNonEq
求解非线性方程,二分法、牛顿法、割线法、steffensen法(For Solving Nonlinear Eq)
- 2013-11-29 22:50:13下载
- 积分:1
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particle
说明: 本代码为经典PSO微粒群算法,通过修改w值,使得PSO的搜索在全局与局部之间得到最优(The code for the classic PSO particle swarm algorithm, by modifying the w value, makes the PSO search between the global and local optimal)
- 2010-03-23 15:35:30下载
- 积分:1
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slim_soft
移动最小二乘法求曲面谷脊线,并立体呈现
参考文献:Sparse Low-degree Implicit Surfaces with Applications to
High Quality Rendering, Feature Extraction, and Smoothing(To obtain the valley ridge moving least square method, and three-dimensional rendering)
- 2014-08-22 22:55:24下载
- 积分:1
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AR_ARMA
信号谱分析之AR算法,计算信号频谱,用于随机信号分析(The AR_algorithm of analysis of signal,calculating the frequency spectrum ,is used for random signals!)
- 2012-01-12 13:52:37下载
- 积分:1
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crossvalidate
一个交叉验证的matlab源码,语句简单,清楚,易修改,好实现(Matlab source code, a cross-validation statement is simple, clear, easy to modify, good to achieve)
- 2012-11-20 17:21:54下载
- 积分:1
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SVPWM_VSI
说明: SVPWM是近年发展的一种比较新颖的控制方法,是由三相功率逆变器的六个功率开关元件组成的特定开关模式产生的脉宽调制波,能够使输出电流波形尽可能接近于理想的正弦波形。空间电压矢量PWM与传统的正弦PWM不同,它是从三相输出电压的整体效果出发,着眼于如何使电机获得理想圆形磁链轨迹。SVPWM技术与SPWM相比较,绕组电流波形的谐波成分小,使得电机转矩脉动降低,旋转磁场更逼近圆形,而且使直流母线电压的利用率有了很大提高,且更易于实现数字化。(SVPWM is a novel control method developed in recent years. It is a pulse width modulation wave generated by a specific switching mode consisting of six power switching elements of three-phase power inverters, which can make the output current waveform as close as possible to the ideal sinusoidal waveform. Space voltage vector PWM is different from traditional sinusoidal PWM. It is based on the overall effect of three-phase output voltage, focusing on how to obtain the ideal circular flux trajectory of the motor. Compared with SPWM, the harmonic component of winding current waveform is smaller, which reduces the torque ripple of motor, makes the rotating magnetic field more close to the circle, and improves the utilization ratio of DC bus voltage greatly, and makes it easier to realize digitization.)
- 2019-01-30 10:57:56下载
- 积分:1
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matlab_sph
This is an matlab source code for smoothed particle hydrodynamic simulaiton. It include matlab routines and input data.
- 2020-12-16 10:49:13下载
- 积分:1
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Desktop
基于matlab图像处理技术的随书源代码(Based on matlab image processing technology with the book source code)
- 2013-11-28 09:32:43下载
- 积分:1