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Jonas


Last seen: 16 dagar ago |  Active since 2020

Programming Languages:
C++, Java, MATLAB
Spoken Languages:
English, French, German

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Question


how to use ranova with repeated repeated measurements
dear community, I have an experiment where 12 subjects were measured during 2 tasks and during each task, a certain value was m...

3 månader ago | 0 answers | 0

0

answers

Question


uicontrol does not allow 'remove' as String during component creation
Dear community, are there reserved keywords for the text-style uicontrol? I could not find a list for that but I noticed that I...

3 månader ago | 1 answer | 0

1

answer

Answered
Period Length of the random numbers generated by rand() and randn()
don't confuse yourself, random number do not have a period length, but what you actually mean may be the rate e.g. after which a...

5 månader ago | 1

Question


Plot position in uiaxes not precise?
Dear community, - Edit below - I tried to plot a cross on an image placed into a uiaxes in a uifigure and i noticed, that the ...

5 månader ago | 0 answers | 0

0

answers

Answered
how to: multiple choises in if-function
looks good, but you could increase readability e.g. by using the ismember function alphabet = ["A" "B" "C" "D" "E" "F" "G" "H" ...

7 månader ago | 2

Answered
How to make a Subplots using set(gca,'position') command?
you could create the axes by yourself and set the positioning as you did figure('Color',[0.9 0.9 0.9]); % create figure and use...

7 månader ago | 0

| accepted

Submitted


partially logarithmic plots
This function allows to plot with x or y axis divided into a logarithmic and linear part.

7 månader ago | 1 download |

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Submitted


Data Live Acquisition Live Multi Channel
Mainly see reference to original work. Contains app designer files, exported m files and an .exe of the app

7 månader ago | 9 downloads |

Answered
automatic refresh webread data
create a timer object, use a method for repeated execution and add the callback EDIT: e.g. function doStuff() intervalInS=...

7 månader ago | 0

Answered
ListBox MultiSelect simulate always with Ctrl modifier?
I tried to circumvent the ctrl modofier in such a way, that I look into the event's previous value and delete/save as necessary....

7 månader ago | 0

| accepted

Question


ListBox MultiSelect simulate always with Ctrl modifier?
dear community, can someone check the ListBox MultiSelect Example from the documentation for me? It does not work for me, I can...

7 månader ago | 1 answer | 0

1

answer

Answered
I need help plotting points with * symbol at intervals equal to Ts = 1/fs = 1/7s (Here is my code)?
to plot with * symbol, add it to the plot command, e.g. plot(1:10,rand(10,1),'*') if you still need a line, add a line style: ...

7 månader ago | 0

Answered
How to compress 32 bit bmp images to 8 bit bmp?
you can stretch and compress it on your own, just as you want im=imread('new.png'); im=rgb2gray(im); class(im) imshow(im); ...

8 månader ago | 0

| accepted

Answered
How do I find the centre of an image?
you can use regionprops for that and let the function return the centroid. This may be the cetner you are searching for. If you...

8 månader ago | 0

Answered
x(t) = -u(t-3)+2u(t+1)-2u(t-1)+u(t-3)
please check your given equation, the last and first term cancel out each other. Nevertheless, i kept both of them in the code b...

8 månader ago | 0

Answered
How to capture whole app.UIFigure with exportapp?
you could try to temporarly increase the figure size, export it and restore old behavior %% create ui figure with three but...

8 månader ago | 0

Answered
Index exceeds the number of array elements. Index must not exceed 1.
you can initialize your array before the loop a1=0.7;a2=0.1; omega1=20;omega2=40; G=10;C12=0;C21=0.003; dt=0.01; %step siz...

8 månader ago | 0

Answered
How to extract data from a table format HTML?
without digging deeper into html, we can use just text seach: d=webread('http://www.knapsackfamily.com/knapsack_core/informatio...

8 månader ago | 1

| accepted

Question


How to ensure that a MATLAB executable can communicate with NI Data Acquisition Cards
Dear community, I want to create a small Matlab GUI which can handle NI DAQ devices. Later, I want to compile my application to...

8 månader ago | 1 answer | 0

1

answer

Answered
How to interpolate a set of data wher the X size is different for the Y size
you can usw meshgrid to prepare your xq and yq: Y=9:13;X=1:2:5;Z=rand(5,3); [xq,yq]=meshgrid(1:0.5:5,9:0.5:13); inter...

8 månader ago | 0

Answered
Find number in vector
find(A>3,1)

8 månader ago | 1

| accepted

Question


Reading uint8 from raw data takes much more RAM then expected
I am trying to read some MB of data from big files of several GB. I am using the follwing code: fid=fopen(filename,'r'); fseek...

8 månader ago | 1 answer | 0

1

answer

Answered
Help in 2D plot of coefficients
why not use normal plot command? RealCoefficient= [0.0723, -11.0000, 0.001, 0.0011, 0.0012, 0.0013, 0.0014, 0.0015, 0.0016, 0.0...

8 månader ago | 0

| accepted

Question


audioDeviceReader: error when choosing ASIO driver for input mic
Dear community, I have an error when I want to choose the Device for the audio device reader interactively. Altough the String ...

8 månader ago | 1 answer | 0

1

answer

Answered
open software and run script via command line
without looking into the detail, you have to chain commands in the system commands using a & sign also: use the output argument...

9 månader ago | 1

Answered
How to put subscript in uilabel text and can I specify location on same line?
for subscript, use other text interpreters, e.g. tex uilabel("Text","K_a","HorizontalAlignment","center",'Interpreter','tex'); ...

9 månader ago | 1

| accepted

Answered
Smoothing curve plot with some data points
x = [-27.59;-32.36;-32.36;-24.99;-25.12;-32.62;-37.62;-42.62;-37.62;-37.62;-40.11;-40.11;-37.61;-33.36;-29.11;-27.11;-25.11;-20....

9 månader ago | 0

| accepted

Answered
Is it possible to use vertcat with dot notation?
if you just want to have all file names available, you could use { } e.g. in a cell array {filename.name} if you do not need ...

9 månader ago | 1

Answered
Action on close of spectrumAnalyzer() object/windows
alright, I now got it. we can close and open the scope Window using show(scope) and hide(scope) und we can check if the scope wi...

9 månader ago | 0

| accepted

Answered
Action on close of spectrumAnalyzer() object/windows
my insight so far: I have seen, that a new Process is created, and the Window Name has the title "Spectrum Analyzer". we could ...

9 månader ago | 0

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