Huichen Zhang

Actif depuis 2016

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curve fitting to step and impulse response
I am trying to curve fit a step response and an impulse response curve of a second order system. While the step response I know ...

plus de 8 ans il y a | 2 réponses | 0

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Question

Calculate Standard Deviation on a Certain X Point
Hi! So now I have obtained a linear fit according to scatter plots of 10 data sets with different sizes. The data sets consis...

plus de 8 ans il y a | 1 réponse | 0

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Question

Draw standardized residuals and least square fit on the same plot
I recently encountered this plot and I want to draw like this as well, this is a displacement vs time scatter plot, a linear fi...

plus de 8 ans il y a | 1 réponse | 0

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Increasing contour levels non-linearly
I am writing a CFD code. The output of the stream function contour shows this, <</matlabcentral/answers/uploaded_files/62809/...

presque 9 ans il y a | 1 réponse | 0

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Question

Finding max and min value in a contour plot
Basically I am doing a contour plot for a 2D matrix. I want to find the exact value of the max and min value of the matrix. is ...

environ 9 ans il y a | 1 réponse | 0

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Question

Make a plot using value from a certain line of matrix
Suppose I have a matrix of dimension 10x10. Now I want to use the value along the column 5 as Y axis, and use the index of rows ...

environ 9 ans il y a | 2 réponses | 0

2

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Question

Solving Poisson type of equation, increasing tolerance requirement leads to no response
I am solving a poisson type of equation, and when I increase the tolerance requirement down to 10e-7, the command window stops r...

environ 9 ans il y a | 1 réponse | 0

1

réponse