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# Jiali

##### Last seen: Today
16 total contributions since 2014

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how to solve 1D heat equation by Crank-Nicolson method
Dear Darova, The below code is What I figure out. Hopefully it helps someone. u=zeros(length(X),nstep+1); u(...

13 days ago | 1

how to solve 1D heat equation by Crank-Nicolson method
I figure out that the boundary is dealt with incorrectly. After re-deriving the matrix to include the boundary value, I finally ...

1 month ago | 1

| accepted

Question

how to solve 1D heat equation by Crank-Nicolson method
I need to solve a 1D heat equation by Crank-Nicolson method . The tempeture on both ends of the interval is given as the fixed ...

1 month ago | 2 answers | 0

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how to plot the 3D graph
I build the 3D grid and form a function based on the grid. I would like to know how to display the data shown in the below figur...

6 months ago | 1 answer | 0

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How to compute the ratio of the insection point in each grid on the boundary of a real structure
In the Cartesian grid, the real structures are pixelized into the staircase approximation. To reduce the staircase error, the ef...

7 months ago | 2 answers | 0

### 2

how to use the row&column indices returned by find to control array element in matrix way
I appreciate your quick help. It really helps me to solve the whole issue.

8 months ago | 0

Question

how to use the row&column indices returned by find to control array element in matrix way
I have a logical matrix (X) that are generated when the element meets certain conditions in the original raw matrix (data) and u...

8 months ago | 2 answers | 0

### 2

Finding rows with the closest values in two matrices matlab
I find one useful code in the file exchange called Inter-Point Distance Matrix. http://www.mathworks.com/matlabcentral/fileexcha...

4 years ago | 0

Finding rows with the closest values in two matrices matlab
this method doesn't work because all the numeric data are generated from some images. Since the images are not always same/align...

4 years ago | 0

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Question

Finding rows with the closest values in two matrices matlab
I have two matrices with the same size [n,2]. One is the control matrix A and another is the test matrix B. In general, Numbers ...

4 years ago | 5 answers | 0

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Question

How to adjust GUI size in remote desktop session
I know the GUI size is right for my desktop in the lab and GUI size is proportional. However, when I remotely log in, GUI size i...

5 years ago | 0 answers | 0

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How to show axes when I build a GUI Scatter plot
how to show axes and minortick when I build a GUI Scatter plot? By using the following code, no axes are shown in GUI. Please h...

5 years ago | 1 answer | 0

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How to combine numeric contents inside a cell array with another numeric matrix
I want to combine numeric contents inside a cell array with another numeric matrix. The following is a simple demo code. %%...

5 years ago | 1 answer | 0

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Question

GUI how to display table data into figure
My problem is: I try to read some data from excel file, first display as table data inside Matlab GUI, then I want to display da...

5 years ago | 2 answers | 0

### 2

Question

how to match with random cell name with varied format
I have a series of cell array XXXX-20-0266-3.dat XXXX-10-01-12_03.03.03 AM.dat XXXX-10-01-12_01.03.03 PM.dat XXXX-...

5 years ago | 1 answer | 0