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Unable to perform assignment because the left and right sides have a different number of elements.
VelTren(1,9.81,46) You need to change l to l(i). function [v] = VelTren(v0,a,Lt) l=0:0.1:Lt; v=zeros(1,length(l)); v(1)=v...

1 year ago | 1

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Answered
How to change the color of the lamp?
Please see the app attached. Note, you can set limits on your edit fields. I set this one from 1 to 4.

1 year ago | 0

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Build array from descriptive data without a loop
Array1 = [10,3,3;1000,178,4]; Array2 = cumsum(Array1,2)

1 year ago | 0

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Visualisation of multichannel time series data
Would something like this work? time = 1:.1:50; % 500 data point signal = cos(time); for ii = 1:30 for jj = 1:40 ...

1 year ago | 1

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Answered
error using the matrices to plot a graph
The length of some of your columns didn't match up. Original table had 10 rows. Some of the new variables added to the table had...

1 year ago | 0

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how to put date and time (exple 02-17-2023 06:05:34) on the x axis of a 3D plot
m = ["Jan-03-2023 06:25:12" 34 65; "Jan-04-2023 02:45:33" 56 34; "Jan-05-2023 07:05:38" 45 234] t = array2table(m) t.Propertie...

1 year ago | 1

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Answered
how run generated code from apps
You would want to save the code as a .m file. Then you can call the function with this line: createFit(close) Where close is y...

1 year ago | 0

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Answered
In following plots, how can we measure intersect points?
for y=0.1:0.1:0.3 G=[]; B=[]; for a=1:1:100 z=0.3; x=y+sind(a); G=[G x]; b=z+...

1 year ago | 1

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Answered
Can't understand you I'm getting this error when using a for loop to add two arrays
One of you variables (P_Pa, p_Pa, or q_Pa) only has one row. So, when you iterate with the for loop, you get an error when i = 2...

1 year ago | 2

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Changing the number of rows in a vector by adding repeated rows
V = rand(76,3); V1 = zeros(1064,3); V1(1:76,:) = V; for ii=1:13 index = randperm(76); V1(76*ii+1:76*ii+76,:)= V...

1 year ago | 0

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How to save the edited value inside the excel .xlsx file?
Please see app attached. I added filename as a property variable and then added the following: For the Save callback, I added:...

1 year ago | 0

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Answered
How can I extract a specific time for a "datetime" table?
load('RESULT.mat') result result.HourSeries = datetime(result.HourSeries,"Format","HH:mm") index = hour(result.HourSeries)=...

1 year ago | 1

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Answered
how to set different axis value?
xylim = 0.0055 ; N = 5; x = linspace(-xylim,xylim,N); y = x; [X,Y] = meshgrid(x,y); r = (X.^2 + Y.^2); rho = s...

1 year ago | 1

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Answered
finding slope of the graph
I would suggest using the Curve Fitting Toolbox.

1 year ago | 0

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How to load the images using the code approach
1. properties folder filename end % Call back for pushbutton to load image [app.filename, app.folder] = uigetf...

1 year ago | 1

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Hi, I am coding something in the app designer. I have tried it a test script and it worked fine but when coding into the app, there seems to be an error . Please Help !
You were not defining your property variables unless the editfields were changed. I added a startup function that pulls the valu...

1 year ago | 0

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Answered
How to use tree function from App designer to trigger a map/plot on and off
Have you tried cla? You can obtain this information from the axes handle. See below. Notice handle is saved as variable h. Us...

1 year ago | 0

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I have a problem with solve command
The format you are using is no longer supported. Please see documentation for solve. syms x syms y syms z [x,y]=solve(3.*x-...

1 year ago | 0

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Answered
the code for a button to dilate and erode the browsed image
tala, Please see the app attached. Let me know if this example answers your question.

1 year ago | 0

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App Designer: Multiwindow Apps Issue
Instead of deleting an app, I just make the uifigure invisible, so that I can keep each app's property variables. You can downl...

1 year ago | 0

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Help with Simplifying repetitive code
If you have your variables as columns in a table, you could do something like this: t=table; t.RIC = rand(14,1); t.RLT = rand...

1 year ago | 0

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How to create two-dimensional boxplots
x = rand(1,30); y = rand(1,30); tiledlayout(1,2) nexttile scatter(x,y,'filled','r'); nexttile boxchart(median(y)*ones(size...

1 year ago | 0

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Answered
Matrix processing problem; creating new matrix
matrix = [0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 1 0 0 1 0 0 0 1 0 1 0 0 0 1 0 0 1 0 0 0]; if matrix(1,1) output1 =...

1 year ago | 0

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Answered
How can i transfer data from Matlab to Excel?
If you have data in a UITable and want to save it to a spreadsheet, you could create a callback function for a pushbutton to sav...

1 year ago | 0

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this my code for switch in app designer i supposed to show the image before and after adding effects but if u try it i need to also click twice for it to work
See app attached.

1 year ago | 0

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Answered
Why the result does change when ı add other rows in Matrix?
It is giving the correct result. It is just rounded. I changed format to long below. l_1=600; A= 48.6; K = [12, 6*(l_1), -1...

1 year ago | 1

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Answered
so in appdesigner im building a list box to turn the image to (red ,blue ,green) this is my code for it bout it wont run
Based on the red squiggly line under Methods in your screenshot, you may have an extra "end" in your code.

1 year ago | 0

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how can I plot an increase and decrease in tempearture as x-axes (i.e. from 25 to 700, 700 to 500 all on x-axes), agains different y-axes
Did you want something like this? load A yyaxis left plot(A.T_bred,A.O2); yyaxis right plot(A.T_bred,A.CO2);

1 year ago | 0

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How to generate the hsv cone graph using Matlab?
Here is a starting point. I made some modifications from this code: https://stackoverflow.com/questions/3339692/modeling-hsv-co...

1 year ago | 1

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Hue in HSV Color Space
The max angle is 360 degrees. So, divide your angles by the maxium value to obtain a fraction of 1. [0, 90, 180, 270]/360

1 year ago | 0

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