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统计学

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How to pick numbers in text file in matrix format
Hello, From past few days I was trying to convert the attached text file to matrix. The text file includes characters and numbe...

6 years 前 | 1 个回答 | 0

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Is it possible to avoid integration tolerance error in lsqcurvefit
Hi, I am working on parameter fitting of coupled non-linear ordinary differential equations. Most of the times when I gues...

10 years 前 | 0 个回答 | 0

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How to code a toggling behavior in ODEs
Hi, What I am trying to do is that, suppose I have 3 ODEs, i.e: dy1/dt = (c1*y1*y2) + (c2*y2) - (c3*y3); dy2/dt =...

10 years 前 | 1 个回答 | 0

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How to interpret nlparci?
Hi, I am just curious to know, most of the peoples use "nlparci" for estimating confidence intervals. Suppose, we have dat...

10 years 前 | 2 个回答 | 1

2

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Parameter fitting using nlinfit (high order ODEs)
I am trying to fit data on multi-dimensional ODEs: function output = myfunc(pars,tspan) % we just rename the varia...

10 years 前 | 1 个回答 | 0

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How to fit experimental data on only one ordinary differential equations (out of multiple equations) with multiple unknown parametrs
Hi, I am trying to estimate 3 unknown parameters that exist in 3 ordinary differential equations (ODEs) by fitting it to expe...

10 years 前 | 2 个回答 | 0

2

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How to mark different values with different colors and markers
Hi, I have a complex data values: Z = X+iY = 0.1 0.2 -75.7 1.1 -1.0 4.1 -2.0 4.3 -1.7 5.6 ...

10 years 前 | 3 个回答 | 0

3

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How to run a loop in linear differential equations in symbolic atmosphere?
Hi, I have 6 symbolic functions i.e. y1 - y3 and c1 - c3, which I have used for defining linear ODE's. The linear OD equa...

10 years 前 | 1 个回答 | 0

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How to know the transfer function and plot the poles of coupled high order differential equations?
Hi, I want to know the transfer function and plot the poles of high order ODE's. But don't know how to do it!! My equatio...

10 years 前 | 1 个回答 | 0

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