Community Profile # Robert U

Active since 2016

Programming Languages:
MATLAB
Spoken Languages:
English, German

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Merge two .fig figures side by side by connecting yaxes in matlab
Hi Apashanka Das, you can copy objects from figure to figure using copyobj(). A bit tricky is to write a generally working code...

4 maanden ago | 0

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How to find the error between two plots and plot the error in same diagram
Hi Abdul Sajeed Mohammed, here some example that is close to what you do: % example data params (circular trajectory) R = 100...

5 maanden ago | 0

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Finding root using Fixed point method
Hi Aryan Efty Sham, Have a look in the community forum. The method has been discussed several times already, e.g. https://de.ma...

5 maanden ago | 0

Replace a syms command
Hi Sarah Gomez, I am not quite sure whether I understood you question correctly, but removing the syms j command is not suffici...

5 maanden ago | 0

How do I plot an equation with multiple Iterations.
Hi Heather Worth, you can store x1 each iteration in a vector and plot the vector at the end of the calculation. lambda=6.544;...

5 maanden ago | 0

How to display a number in a scientific notation in the plot?
Hi Vikash Pandey, have a look at the function num2eng from Mathworks File Exchange. You can change easily the tick label: fh =...

6 maanden ago | 0

How can I change a pixel image from black and white to red & blue
Hi Yik lok Chan, one way to do so is to utilize colormap()-command: corn_gray = imread('corn.tif',3); imshow(corn_gray) ...

8 maanden ago | 0

How to give a piecewise function as input

8 maanden ago | 0

save rows from an array
Hi samuel herrera, I guess, you would like to store the content of the cell array vo in vp1 and vp2, respectively. You have to ...

8 maanden ago | 0

Unintended plot while using the cylinder function
Hi Kevin Hanekom, it seems your vector PStress has two colums which are both interpreted as radius by the function cylinder and...

9 maanden ago | 0

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Solved

Is my wife right?
Regardless of input, output the string 'yes'.

9 maanden ago

Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

9 maanden ago

Using symbolic variables, how do you expand polynomials to show complex roots in an equation
Hi bob, I guess it's a transfer function and you are looking for poles and zeros. syms s Num = 10^4*(s+5)*(s+70); Den = s*(s...

10 maanden ago | 0

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multiple graphs in one script
Hi basim almutairi, Simplify your life and use handles (start here: graphics-objects): figure handles, axes handles, ... Handl...

10 maanden ago | 0

I don't know how to avoid eval
Hi Wan Ji, you can use cell-arrays. You don't need to assign variables with different names to multiple outputs. function p = ...

10 maanden ago | 2

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How to set common colorbar for multiplots?
Hi UTKARSH VERMA, have a look at caxis(): [x, y] = meshgrid(0:0.1:1,0:0.1:1); z = rand(11,11,24); minColorLimit = min(min(...

10 maanden ago | 1

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How to converting cell to matrix for image based classification?
Hi Nikhat Ali, Please have a look into documentation fitcecoc(). The way you call the function is not working since data format...

10 maanden ago | 0

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Matrix of transfer functions
Hi Davood Raoofsheibani, you can define arrays of transfer functions similar to numeric arrays by using tf(): % define array ...

12 maanden ago | 0

Convert a Complex Number to exponential real
Hi Jogger, have a look at Euler's formula (https://en.wikipedia.org/wiki/Euler's_formula). x = 2 + 1j * 5; r = sqrt(real(x)^2...

ongeveer een jaar ago | 1

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Different rotations of XLabels
Hi Julie, One way to rotate single XTickLabel Strings is to replace them by text(). Advantage over annotation() is that the tex...

ongeveer een jaar ago | 0

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How to shift entries in a vector by the value of the number in that entry?
Hi Tim David, you can apply circshift() to the data. T = [0, 0, 4, 0, 7, 0, 0, 5, 0, 9]; shiftme = @(A,nShift) circshift(A,...

meer dan een jaar ago | 0

use vector as input
Hi Vincent Degonda, Your for-loop call is not providing what you expected. Your input variable is a vector already. dpb tried t...

meer dan een jaar ago | 0

Pass a structure to a function
Hi George Bashkatov, First of all: Do not use global variables if not absolutely necessary. There are hundreds of threads argui...

meer dan een jaar ago | 0

Does Matlab solver allow integration?
Hi Craig Dekker, please, have a look at the documentation symbolic int(): syms t L R Vo WR = R*((Vo/R)*exp(-t/(L/R)))^2 iWR ...

meer dan een jaar ago | 0

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How to keep decimal float point only
If it is just for display you can specify the output format in fprintf. a = 323.153; fprintf('<< a = %.0f.\n',a) output: << ...

meer dan een jaar ago | 0

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How to join a double variable and a strucure variable to plot a heat map ?
Dear Niraj Bal Tamang, According to documentation heatmap() supports tables among others. Working with tables is very convenien...

meer dan een jaar ago | 0

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plot repeating x values
Hi Christopher Tran Rojas, you have to replace the xTickLabel-Strings. Otherwise an increasing value vector is expected. Plus, ...

meer dan een jaar ago | 0

Frequency domain and Shannon limit
Hi long le, Matlab documentation is quite nice since it provides several examples on key topics. One possibility to transform t...

meer dan een jaar ago | 1