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How can I create a data table and export it as an excel file?
Hey bobby! Glad to see you again! Here you are: datadirectory = '/Users/name/Desktop/data/'; import = dir(fullfile(datadir...

5年弱前 | 1

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How to add a line to a freqz plot?
yline(0)

5年弱前 | 0

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Adding labels to fsurf contour lines
You can add text by entering the following: text(0,30,160,'Text Label','Fontsize',12) where 0, 30, and 160 are the x, y, and...

5年弱前 | 0

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How to assign xlabel,ylabel from my selected popup menu list?
If App Designer: value = app.DropDown.Value; value2 = app.DropDown2.Value; value2 = app.DropDown2.Value; if value == 'Opti...

5年弱前 | 0

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How to find the intersection of a fitting line with a logarithmic y-axis?
A= [10 40 60 80]; B = [5 6 7 8]; scatter(B,A,20,'filled') set(gca,'YScale','log') % Polyfit p = polyfit(B,A,2);% 2nd or...

5年弱前 | 0

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how to find peaks for 100%,75%,50%,25% of the max peak
I'm not entirely sure what peaks you are trying to identify. Below are techniques you can use. You can add labels to your pea...

5年弱前 | 0

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How do I obtain a 2D or 3D representation of a georeferenced raster?
You can use the surf function. Below are links to some examples: https://www.mathworks.com/matlabcentral/answers/598591-how-to-...

5年弱前 | 1

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How to plot entire row of numerical matrix from corresponding logical array?
Drill = [ 0.2324 0.0010 -0.2805 0.2324 0.0005 -0.2805 0.2322 0 -0.2800 0.2324 0 -0....

5年弱前 | 0

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How to get the smallest value in submatrices
cellfun(@min,B,'UniformOutput',false) %or cellfun(@min,cellfun(@min,B,'UniformOutput',false),'UniformOutput',f...

5年弱前 | 0

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How to plot coordinate data to appear solid with lighting effect?
There may be a better way doing it. Here is my attempt: x1 = 0; x2 = 0; y1 = -.8; % value based on angle of 25 degrees y2 = ...

5年弱前 | 0

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How do I display the workspace variable file name via MATLAB script?
"And yes, each .mat file in the loop would save the matrix under the variable name "IntensityImagedataCh1". Would that impact ...

5年弱前 | 1

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Find corresponding values in different arrays
To be clear, you want to replace the sixth row of read{1,2} with the first row of T? If so, here it is for the specific examp...

5年弱前 | 0

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Mean and median at each interval
Data = importfile('Data.xls') % Histogram figure histogram(Data.Temp,[floor(min(Data.Temp)):1:ceil(max(Data.Temp))]); xlab...

5年弱前 | 0

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Bubbleplot in multiple dimensions
Have you looked into using bubblechart3? https://www.mathworks.com/help/matlab/ref/bubblechart3.html

5年弱前 | 0

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How to activate bubble chart
bubblechart was introduced in R2020b. What version of MATLAB do you have? https://www.mathworks.com/help/matlab/ref/bubblecha...

5年弱前 | 0

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Plot and color curves depending on the condition
I am unsure what you mean by "he sum of 3d row as y-axis(2.4443, 2.4443, 2.4443 in the example)." For now I am plotting the 5th...

5年弱前 | 1

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For loop including zeros in beggining
You don't need to create a for loop. You can simply do this: newY = y(y~=0); newX = x(y~=0);

5年弱前 | 0

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How would I add a log scale (i.e 10^-1) as an x axis label to this polar plot?
h = gca; h.RAxis.Scale = 'log' "The coordinate system or ruler class does not support log axis scale." I found a workaround...

5年弱前 | 0

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file or directory ~ does not exist?
I believe the dataset needs to be entered as 'subject01.ds'?

5年弱前 | 0

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How can I plot a histogram for each of the multiple .mat files located in a folder outside of MATLAB?
Here is one method you can use: directory = '/Users/NAME/Desktop/selectedmatricies/'; %Alternatively, could use: directory = ui...

5年弱前 | 2

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Hey all newbie to matlab, was wondering what I can do to fix the "for loop" code I have below, I am getting the "array indices must be positive integers." Thanks in advance!
clear; counter = 0; y=[]; for t = -15:0.2:15; y = [y; counter]; counter = ((t^4)-(3*t^2)+(2*t)-1); end The indi...

5年弱前 | 0

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Setting focus in AppDesigner
I found this question here: https://www.mathworks.com/matlabcentral/answers/353504-give-focus-to-an-edit-field

5年弱前 | 0

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How can I create a scatterplot and map the outputs to a logarithmic colorscale?
You can change the colorbar's scale to logarithmic with the following command: set(gca,'ColorScale','log') Here is it altoge...

5年弱前 | 1

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Reactivate the app/gui after running a call back code
Please see solution here: https://www.mathworks.com/matlabcentral/answers/296305-appdesigner-window-ends-up-in-background-after-...

5年弱前 | 0

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Using uigetfile to select file in App Designer is causing the matlab script to open after file is selected
You can try this: % Button pushed function: BrowseFileNameButton function BrowseFileNameButtonPushed(app, event) [fileNam...

5年弱前 | 2

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need help to find all results in one table , or any possible form
Is this what you were trying to do? R1=1:1:10; R2=1:1:10; a=[22 17 20 7 33 19 8 30 4 9 36 14 12 44 40 ]'; b=[25 18 44 2...

5年弱前 | 0

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How do you extract index values from the data tips function into a variable or an array?
You can access it as such: h = gca; %gca stands for get current axes for i = 1:NumberofDatatips h.Children.Children(i).Cont...

5年弱前 | 0

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deleting unneeded columns from tables after using them
1. t.YEAR = []; t.MONTH = []; t.DAY = []; t.HOUR = []; t.MIN = []; 2. struct.date = t.Date(1); t.Date = []; struct.tab...

5年弱前 | 0

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Remove dates from plot
An easy way to resolve this could be this: plot(X(1:1552),Y(1:1552),'k') hold on plot(X(1575:end),Y(1575:end),'k') Edit: I j...

5年弱前 | 0

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How to reduce space between axis labels and axis ticks?
x=1:54; y1=cos(x); y2=sin(x); plot(x,y1,'k-+',x,y2,'b-*') xlim([1 54]) xlabel('Sample 1') ylabel('Sample 2') Get the axes...

5年弱前 | 3