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Nathan Hardenberg


Actif depuis 2020

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Programming Languages:
Python, C, MATLAB, Arduino, Visual Basic
Spoken Languages:
English, German
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He/him

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  • 6 Month Streak
  • Knowledgeable Level 4
  • Introduction to MATLAB Master
  • MATLAB Central Treasure Hunt Finisher
  • Solver
  • Revival Level 2
  • First Answer

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Réponse apportée
Plotting Ellipsoids on XYZ graphs.
For extracting the data from the Excel Sheet you can use build in Matlab functions, like the readtable()-function. I won't go in...

environ un an il y a | 0

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Wie kann ich Binärbilder in einer Montage korrekt darstellen?
Mit deiner Beschreibung ist es leider schwierig dir zu helfen. Sinnvoll wäre es, wenn du Screenshots von deinen figures mit anhä...

environ un an il y a | 0

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how to plot deformation on a cracked plate?
Firstly I'm plotting a crack similar to the example image. This is done using two surf-plots and is easily possible since the cr...

environ un an il y a | 1

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does the rotational port S recognize the load flow?
You can understand the rotational port as a welding joint with a rigid rotating rod. The rod beeing the "light green wire" in th...

environ un an il y a | 0

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How to improve readability of this contour / pcolor plot?
There seems to be an issue with the color that gets plotted over the contour. I just plotted the contour afterwards with good re...

environ un an il y a | 0

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How to optimize the code?
You write "the code fails to compile". What do you mean by that? You most likely run the code, and it takes very long to finish,...

environ un an il y a | 0

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How can write this equation in matlab?
You do not specify what is so I will disregard it at first. Also your variables are vectors/matricies if I see that correctly. ...

environ un an il y a | 2

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Réponse apportée
Add units to the chart
The number is added by default if you just use the high numbers directly x = [10:0.1:12]*10^9; y = sin(x); plot(x,y) -- EDIT...

environ un an il y a | 0

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Color the area between two plots
One way to achive this is like this: x1 = 1:0.05:2; % graph 1 y1 = exp(x1) + 1; x2 = 1:0.05:2; % graph 2 y2 = exp(x2); ...

environ un an il y a | 0

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How to build a air pressurized tank
Your setup works for me if you change one setting in the "Thermal Liquid Properties (TL)"-Block: Pressure and temperature outsid...

environ un an il y a | 0

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I'm unsure as to why MATLAB is returning an infinite root no matter the initial guess. Can someone help with this?
I'm very unsure what algorithm this should be. Can you provide more information. You could do it with something like newton's me...

environ un an il y a | 0

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How to correctly use contourf with logarithmic color scale?
There are two ways I know of: Define your own (manual) values on which contours should be drawn, or just plot the logarithmic ...

environ un an il y a | 0

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connecting dc motor to assembly
First of all I would recommend a "Revolute Joint" instead of a "Cylindirical Joint". A cylindrical joint can also move linearly ...

environ un an il y a | 0

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DIFFICULTY LOCATING SIMSCAPE BLOCK
As a help to find the blocks easier, you can launch the standalone library browser (if you didn't do that already). For that cli...

environ un an il y a | 1

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How to display pi symbol in the output?
You can display pi as a sybolic disp(sym(pi)) Or you can use a π-character (𝜋 or π). disp("𝜋") disp("π")

environ un an il y a | 0

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Find X,Y,Z of this linear
This is very simple to do. I choose diffenent numbers, since I don't know how your "."-delimiters are meant to be. syms x y z ...

environ un an il y a | 0

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How to have variable as time-dependent in Stateflow?
Check out this MATLAB documentation example: https://mathworks.com/help/stateflow/gs/stateflow-charts.html This is pretty much...

environ un an il y a | 0

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matlab not displaying an approximated value of an improper integral?
Here are some ideas, but please still regard my comment. You have two variables x and p. You can not approximate numerically th...

environ un an il y a | 2

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Discontinuity in plot after applying moving average filter
This discontinuity is to be expected! That is what the moving average does. The ends gets averaged also, and thus do get shifted...

environ un an il y a | 1

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Error in port widths or dimensions. Invalid dimension has been specified for 'Input Port 1'
The error seems to be noticed in 'MicrogridActivePowerControl/powergui/EquivalentModel1/Gates/From1'. I'm guessing this is the "...

plus d'un an il y a | 1

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I cant sign in using my university account. and seem to be stuck in a loop
I'm not quite sure when you get the popup. After entering your email address? Then it would be weird to provide another email af...

plus d'un an il y a | 0

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4D plot matlab gives error
The error-message is pretty precise. If you want to plot a surface you need a z-hight for every (x,y) position. Thats why it nee...

plus d'un an il y a | 0

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Remove white space around a horizontal bar
Adjusting the bar width should work. Just choosing a big number is maybe good enough. x = [0]; % data y = [15 20 5]; % data ...

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A résolu


Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

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