Robert U

Last seen: 2 days ago

259 total contributions since 2016

Robert U's Badges

Answered
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 ...

23 days ago | 0

| accepted

Answered
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: << ...

25 days ago | 0

| accepted

Answered
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...

1 month ago | 0

| accepted

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

4 months ago | 0

Answered
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...

5 months ago | 1

Answered
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/...

5 months ago | 1

| accepted

Answered
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...

6 months ago | 0

Answered
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...

6 months ago | 0

Answered
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...

7 months ago | 0

| accepted

Answered
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...

7 months ago | 0

Answered
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...

8 months ago | 0

Answered
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 <...

8 months ago | 0

Answered
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...

8 months ago | 0

Answered
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...

8 months ago | 1

Answered
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 ...

9 months ago | 0

| accepted

Answered
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...

9 months ago | 0

Answered
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 ...

9 months ago | 0

Answered
How to graph multiple points onto one graph?
Hi Brian Len, you might have some troubles with syntax. Have a look at the very good documentation: https://de.mathworks.com/he...

9 months ago | 0

| accepted

Answered
how can i change the Color of the Row (uitable) when if==0? Die farbe der reihe im IUtable soll sich öndern wenn if ==0
Hi Torsion27, using uifigure and uitable there is an easy-to-apply solution on your data. WIthout going through your code I rec...

10 months ago | 0

Answered
Replacing Values Between a 0 and a 1 in a Vector
Hi Daniel Steyer, this code snippet should provide the requested functionality. cIn = cellfun(@num2str,num2cell(A),'UniformOut...

10 months ago | 0

| accepted

Answered
setting a variable to the input
Hi Jian Chen, The functionality that you describe cannot be done. Using object oriented programming the functionality could be ...

10 months ago | 0

Answered
Hat on letter on x/ylabel WITHOUT using LaTeX?
Hi Minas Emiris, convert the circumflex from unicode to string via sprintf (see here, unicode table for combining characters fo...

10 months ago | 2

Answered
Using Levenberg-Marquardt algorithm in the optimization
Hi RAPHAEL OWENS, there are several solvers and methods available. One of the available functions in Matlab is lsqcurvefit(). B...

10 months ago | 0

| accepted

Answered
for loop - Array indexing problem
Hi Arnar Þór Ólafsson, you can use any vector to run for-loops. You can assign the values in the order as you wish. It might be...

10 months ago | 0

Answered
plotting a natural cubic spline
Hi Justin Howard, I guess there is a mistake concerning the second derivative at the start and end points of the requested spli...

11 months ago | 0

Answered
How to find values from a bode plot in matlab
Hi Uzair Akhtar, According to controller theory you - probably - have to extract the following values: w_crit: probably, the a...

11 months ago | 0

Answered
How to numbered title plot in looping?
Hi Eddy Iswardi, The following minimal example show how to include numbers into axes titles: for na = 1:3 fh{na} = figure...

11 months ago | 0

| accepted

Answered
How do I run a loop through multiple subjects?
Hi Troy Tyszkowski, loop through your subject list (replace the disp()-command by your 'roast'): subject_list = {'subject1','s...

11 months ago | 1

| accepted

Answered
How to display cell format or table format in GUI table?
Hi Siti Khadijah Norzafri, apparently uitable() accepts table data: fh = uifigure; th = uitable(fh,'Data',Data3); You can us...

12 months ago | 1

| accepted

Answered
How to shade and calculate area above a reference line in a plot?
Hi Bhaskar Ravishankar, You can use area and logical indexing in order to shade the curve: resX = 0.1; xlim = [-pi,pi]; x ...

12 months ago | 0