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Lagrange
使用拉格朗日乘子法解约束优化问题，例子是最优化问题，有3个线性约束(Using the Lagrange multiplier method to solve the constrained optimization problem)
- 2018-04-06 15:42:47下载
- 积分：1
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zfft
FFT+FT连续细化傅立叶变换分析校正法
还请各位多多指教。
参考自丁康老师《离散频谱校正技术》
(FFT+ FT for Fourier transform analysis of detailed correction method is also called upon the exhibitions. Ding Kang reference from the teacher, " Discrete Spectrum Correction" )
- 2009-06-30 22:41:50下载
- 积分：1
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频散曲线求解代码
说明： 弹性波中瑞雷波的正演计算。求解多层瑞雷波频散曲线。计算速度快。（专业小软件）(elastic wave Rayleigh wave to the calculation. Solving multi-storey Rayleigh wave dispersion curves. Calculation speed. (Professional small software))
- 2021-01-05 10:38:54下载
- 积分：1
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fft
用DFT 函数计算电压u, 电流i的基波(f1=50 Hz)的有效值和相位;
用FFT函数分别计算电压u和电流i 所包含的直流,基波和谐波的有效值和初相角;
可计算基波(f1=50 Hz)和各次谐波的功率p和功率因数con?.(The effective value and phase of fundamental wave (f1 = 50 Hz) of voltage U and current I are calculated by DFT function.
The effective values and initial phase angles of DC, fundamental and harmonic waves contained in voltage U and current I are calculated by FFT function, respectively.
The power P and power factor con of fundamental wave (f1 = 50 Hz) and harmonics can be calculated.)
- 2019-03-28 15:48:19下载
- 积分：1
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14771767修正剑桥模型的源程序（FORTRAN编写）
说明： 用于abaqus二次开发材料VUMAT，为初级学者找到更简单的方法(Materials for ABAQUS secondary development)
- 2021-04-21 22:38:49下载
- 积分：1
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revealing-
使用labview2009开发平台，实现对机械信号频谱泄露的功能。(Use labview2009 development platforms for the mechanical function of the signal spectrum leakage.)
- 2011-09-02 11:21:20下载
- 积分：1
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kalmanfileter_c-code
外国人写的卡尔曼滤波器算法的库，可以供大家参考，已经封装好了(kalman library)
- 2012-04-24 10:46:44下载
- 积分：1
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scmt.m
说明： 用PSO-BPNN算法对时间序列数据进行拟合并预测未来一段时间数据(Using pso-bpnn algorithm to predict the future time series data)
- 2019-11-08 17:15:53下载
- 积分：1
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filon_integration
final积分，一种用于计算积分的快速有效的fortran方法。(final integrate)
- 2013-01-03 16:12:17下载
- 积分：1
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mstm-2.2
mpi 版本mstm 程序用于计算非球形粒子散射问题(MSTM, MPI version)
- 2021-01-07 10:58:53下载
- 积分：1
