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Measure time until type a certain key
Attached is a small program that you may try to see whether it is suitable for your purpose of not. It will open an empty figur...

1 year 前 | 0

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Quiver arrow doesn't show at the right place
By default, AutoScale is set to on and AutoScaleFactor is 0.9. So you may set AutoScale to off or set AutoScaleFactor to 1.

1 year 前 | 0

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How to change the imagesc axis?
Use function xticklabels clear all; close all; t= 0:0.1:1; N = length(t); M = randn(N,N); figure() imagesc(M); ax=gca; x...

1 year 前 | 0

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Change pixels to mm in axes
Read about function <https://www.mathworks.com/help/images/ref/imref2d.html imref2d>

1 year 前 | 0

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Using rmoutliers without a for loop
You may consider using function <https://www.mathworks.com/help/matlab/ref/filloutliers.html filloutliers> and fillmethod to rep...

1 year 前 | 0

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已回答
str2num change from 2018 to 2021
Not sure any change on function str2num, but I would use function str2double to try.

1 year 前 | 0

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How to apply the same style/color and axes labels to all subplots?
Another approach for your consideration. Noticed that the following example is only applicable provided all subplots have the s...

1 year 前 | 1

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listbox cannot make it select single or none, it has to be single or multiple.
To my understanding, multiple select does not allow select none, it has automatically select the first one unless you assign som...

1 year 前 | 0

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已回答
In-Figure Toolbar overlaps with the 1st legend line
Add dummy data to make empty rows in legend for your consideration. If the dummy data mess up with your original data, then thi...

1 year 前 | 0

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Can I use a list box to choose several alternatives from the listed ones?
Turn listbox 'Multiselect' to 'on'

1 year 前 | 0

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Automated plot using values from an initial graph
Focus on the range of wavelength from 700 to 800 and find the position where abrupt change happens. %PARAMETERS n1 = 3.43; n2...

1 year 前 | 1

| 已接受

已回答
Geoscatter marker shape as a variable
How about this? Put them into categorical format. lat = [42.5, 42.56, 43.67, 42.29, 42.97, 43.98]; long = [11.43, 10.98, 11.7,...

1 year 前 | 0

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Conversion to matlab.ui.control.EditField from matlab.ui.Root is not possible.
Put it in 'Value' of the EditField object. app.outputEditField.Value=d

1 year 前 | 0

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How to contour plot from columns of data?
Use function scatter may be more suitable for you: filename = 'https://www.mathworks.com/matlabcentral/answers/uploaded_files/1...

1 year 前 | 0

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Difficult resetting style sheet default for figure axis label
Try to force the OuterPosition of the axis to 0, and at the same time the size of the plotting area may be smaller. ax = gca; ...

1 year 前 | 0

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已回答
Image component not updated in AppDesigner GUI
Add <https://www.mathworks.com/help/matlab/ref/drawnow.html drawnow> after the line updated the image.

1 year 前 | 0

| 已接受

已回答
Create a point with a number inside
r = 5; % Radius of small circle rho = 50; % Radius of big circle Np = 1...

1 year 前 | 2

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Adding and Deleting Columns in UITable App Designer
Attached is another apporach for your reference. The modification includes the followings: (1) Save the original table in the ...

1 year 前 | 0

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Plot polygons as image to process
You may use function centroid to determine the centroid of a polyshape. When you convert the polyshape into an image, the resul...

1 year 前 | 1

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已回答
Getting an error while trying to animate a plot
Use capital letter D p.XData = x(1,k); p.YData = y(1,k); %..^

1 year 前 | 1

| 已接受

已回答
Creation of app components with a loop (AppDesigner)
Try to modify % Creation of lamps (positions) app.(str) = uilamp(app.UIFigure); app.(str).Position...

1 year 前 | 0

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How do I export an animated figure to some video format for use in a presentation?
If you accept an animated GIF file as the output, check this link: https://www.mathworks.com/matlabcentral/answers/94495-how-ca...

1 year 前 | 0

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How to use input string as a function in Appdesign?
In case you would like to use function str2func, the string in the editfield for entering the equation should looks like the fol...

1 year 前 | 1

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How to Open RT Struct
Use function dicomContours The Modality Attribute showing 'NM' and hence the attached files are NM dicom images only. So you ...

1 year 前 | 0

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I want the phase portrait show arrow direction
The Auto Scale property in function quiver may make the arrow length looks small. You may adjust the AutoScaleFactor to a large...

1 year 前 | 0

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Why legend is not displayed?
You may refer to this answer https://www.mathworks.com/matlabcentral/answers/127195-how-do-i-add-a-legend-to-a-boxplot-in-matla...

1 year 前 | 0

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已回答
How can I plot a bar char from an excel file?
Try the following: T = readtable('https://www.mathworks.com/matlabcentral/answers/uploaded_files/1276650/Sample.csv'); X = cat...

1 year 前 | 0

| 已接受

已回答
Having data on yearly basis but want to have it on monthly basis
Read about function retime

1 year 前 | 0

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Carry out the sum of all Januarys, Februarys through December in a range of years
Read about <https://www.mathworks.com/help/matlab/ref/double.groupcounts.html groupcounts> with groupbins "monthname".

1 year 前 | 1

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How to extract all the data between two different dates?
You may use function <https://www.mathworks.com/help/matlab/ref/datetime.isbetween.html isbetween>.

2 years 前 | 1

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