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Robert U


2016 以来アクティブ

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Programming Languages:
MATLAB
Spoken Languages:
English, German

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  • 12 Month Streak
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  • Knowledgeable Level 3
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Is my wife right?
Regardless of input, output the string 'yes'.

約24時間 前

解決済み


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...

約24時間 前

回答済み
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...

9日 前 | 0

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

19日 前 | 0

回答済み
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 = ...

22日 前 | 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(...

24日 前 | 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...

24日 前 | 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 ...

3ヶ月 前 | 0

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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...

3ヶ月 前 | 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...

4ヶ月 前 | 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,...

6ヶ月 前 | 0

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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...

7ヶ月 前 | 0

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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...

7ヶ月 前 | 0

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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 ...

8ヶ月 前 | 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: << ...

8ヶ月 前 | 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...

8ヶ月 前 | 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, ...

11ヶ月 前 | 0

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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...

12ヶ月 前 | 1

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Catching a warning to avoid matrix singularity
Hi Mostafa Nakhaei, quite similar to what you describe is shown in the documentation: https://de.mathworks.com/help/matlab/ref/...

12ヶ月 前 | 1

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回答済み
How can I get an upright mu in math with latex interpreter?
Hi Philipp Rehlaender, It seems, there is no straight-forward way to do that in matlab figures. Nonetheless, there are work-aro...

約1年 前 | 0

回答済み
Magnitude and Phase response of a Lowpass filter
Hi Suvvi Kuppur Narayana Swamy: The function angle() is calculating the phase angle of a complex number. Since all values are r...

約1年 前 | 0

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Interpolating at vertices of a mesh
Hi Sanwar Ahmad, for interpolation between meshes you can have a look at the built-in function scatteredinterpolant(). More in...

約1年 前 | 0

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How to estimate the parameter in a customized transfer function
Hi Lihao Zheng, first of all you can convert the two forms from one to another. Second it is possible to define transfer functi...

約1年 前 | 0

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filesep for window '\', which may cause sprintf doesn't work for some '\%d' string, how can i avoid ?
Hi Huang Chi-En, please refer to sprintf-documentation; special characters might need different syntax. Since backslash is an e...

約1年 前 | 0

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How do I add a class to a class
Hi Alok Virkar, another approch making use of object arrays which might be more convenient in use: rocket.m classdef rocket <...

1年以上 前 | 0

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How do I add a class to a class
Hi Alok Virkar, There are several possibilities to fullfill the described functionality. But first there are issues with your c...

1年以上 前 | 0

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Program not calculating correct value in output file
Hi Joseph Edelman, it seems as if line 52 produces complex numbers for HF. In consequence the values of DELQ are complex as wel...

1年以上 前 | 1

回答済み
Low pass filter design
Hi Toygar Ozel, have a look at the step response of your filter, e.g. using filter designer. You can determine easily that the ...

1年以上 前 | 0

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Merge numeric values of 2 columns into 1
Hi Andrea Boa, probably your import function is not correct regarding either format or delimiter, or both. The following functi...

1年以上 前 | 0

回答済み
How to standardize the colormap of every figure created from different set of data
Hi NUR AMIRA ZULKIFLLI, you can supply own colormaps to several plots. You might want to look into imagesc() since it provides ...

1年以上 前 | 0

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