J. Alex Lee

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Escape characters in compose with array input and minus sign *edit* with "empty" string ""
I have trouble understanding the conditions under which compose() works when passing combination of "empty" strings "", escape c...

6 Tage vor | 1 Antwort | 1

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convert patch structure to graph() object?
Found a more built-in way but you have to convert the structure to a triangulation % create structure by isosurface [x,y,z] = ...

7 Tage vor | 0

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convert patch structure to graph() object?
Are you sure your method is giving you the graph you want? It looks like it counts edges twice, but not exactly. So my question...

7 Tage vor | 0

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How to plot contour on a curved surface for the below problem?
This is how I would do it with the bump. % parameters z_root=0; z_top=150; Ri0 = 80; trunk.TRes = 360/5; trunk.ZRes = 3...

13 Tage vor | 1

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plot every column in an excel sheet and the corresponding column in the second sheet in same box plot with header name as chart title.
T1 = readtable("example.xlsx","Sheet","TF off TS","NumHeaderLines",1); T2 = readtable("example.xlsx","Sheet","No twist free off...

9 Monate vor | 0

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Markers on UIAxes in App Designer
you probably need to issue plot commands specifying "parent" as the app.UIAxes

9 Monate vor | 0

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Solution of Fick's Second Law of Diffusion Equation
I agree with the general idea in Torsten's answer using FD and method of lines. Specifically what ode solver to use on the discr...

9 Monate vor | 2

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Detect when UIfigure is open
the best i have been able to do is to not use appdesigner itself to create ui components and start the app very bare bones so th...

9 Monate vor | 0

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Plot Stiffness of Unidirectional Composite in Polar Coordinate System
theta and rho are respectively angle and radius...so for example t = linspace(0,2*pi,500)'; r = cos(t).^4 + .5; polarplot(t,r...

9 Monate vor | 0

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Slower program due to an additional figure window
I think your issue is that call to getframe() needs app.UIAxes to be supplied, that is, getframe(app.UIAxes) otherwise it wil...

9 Monate vor | 0

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Filled contour with whiteout regions based on xyz data
If you can tolerate manually identifying white-out regions (just by a single set of coordinates somewhere in the region, such as...

9 Monate vor | 1

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Curvature of a 2D image
The calculation of arc length and curvature using arc length parameterization and its derivatives, given "perfect coordinates", ...

9 Monate vor | 0

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How to group statistics by 2 variables for plotting?
are you looking for something like this? load("VolcRegion_clust.mat") T = cell2table(VolcType_clust,"VariableNames",["Region...

11 Monate vor | 1

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Increasing speed by fixing axis and grid outside of a loop
I think what Torsten is getting after is: do you intend to keep the history of all the previous pairs you plotted? But I'm goin...

11 Monate vor | 0

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morphing a surface over 3D data
It's hard to give specific ideas without knowing the shape, but... "The final goal is to obtain a triangulated surface that con...

11 Monate vor | 0

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how to remove jumps?
Are you looking at the diff() of the signals? Maybe you can find the locations of the jumps as where the largest absolute value ...

11 Monate vor | 0

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How to draw a ball by plot3?
like this? but it doesn't use plot3 [x,y,z] = sphere(64); p = surf(x,y,z,"FaceColor","interp","EdgeColor","none"); p.CData = ...

11 Monate vor | 0

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条件ごとに計算させるにはどうすればよいか
Gomen, kana tukaemasen. mask ni kanshiteha "logical indexing" wo search shitemitekudasai: link @(x)fun ni kanshiteha "anonymou...

11 Monate vor | 2

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条件ごとに計算させるにはどうすればよいか
Do you know about the function "atan2", which might be helpful M1 = readmatrix("tmp.txt"); tc = 1/1000000; % no need to...

11 Monate vor | 2

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Using readtable (or similar) to import multiple ranges of data
it's hard to say without seeing the csv file, but it sounds like the data is not really tabular, and you may be better off using...

11 Monate vor | 0

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I want to store tables in a for loop to excel
Assuming the columns in the table are always the same, and you generate multiple versions of a table in the loop, and want to sa...

11 Monate vor | 0

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How to combine group of plots into one with separate marker
Assuming that each figure only has 1 axes and you want the first axes to be the one you want to copy into fig(1) = open('f1.fig...

12 Monate vor | 0

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enable/disable menu next to radiobuttons when those are selected/deselected
You are hiding how you created the radio buttons in the gui creation, but a big question is whether when you say "2 button group...

12 Monate vor | 0

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How to select rows in a table containing both string and numbers?
Look up how to index tables, and ismember. % your table name: modal_displacements % extract the columns of interest, if you ...

12 Monate vor | 1

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Gelöst

Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

12 Monate vor

Gelöst

Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

12 Monate vor

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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

12 Monate vor

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

12 Monate vor

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

12 Monate vor

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

12 Monate vor

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