Answered
I want to take a training in matlab
Here are free tutorials to start learning MATLAB or Simulink. Select the "MATLAB Onramp" to get started with MATLAB. https://...

3 years ago | 0

Answered
colored isosurface could not be maintained
Why do the isosurface colors change when adding another surface object? By default, the range of colors in the axes' colormap i...

4 years ago | 0

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Answered
Toggle grid on off when user selects in a GUI
Great question. The funcion gca gets the current axes which is the axes most recently in focus. Instead, you want to specify w...

4 years ago | 1

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Find the number of non-empty cells in each row of a cell array
Here's a demo that creates a cell array of tables and empty cells determines which cells contain a table counts the number o...

4 years ago | 1

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Answered
Making a heat map from three vectors of different lengths
In heatmap, XData define the number of columns and YData define the number of rows. Your matrix y is 21x10 meaning there will b...

4 years ago | 0

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Answered
Heatmap doesnt show empty rows or columns
By empty I assume you mean that there are NaN values present and I see that you are setting a missing data value color and label...

4 years ago | 0

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Plotting Row and Columns
There are important items to address here. 1. Creating new figures if mod(n,10) == 0 %checks whether Remainder after divisio...

4 years ago | 1

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Answered
How can I show the legend to all bars?
Your bar() command specifies "stacked" but since your data only defines one level per bar, "stacked" should be removed. This d...

4 years ago | 0

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AppDesigner / GUIDE: generate unknown number of new GUI elements as a function
Your quesiton specifies AppDesigner and GUIDE but don't use GUIDE since it will be removed in a future release. Yes, you can pr...

4 years ago | 1

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Answered
Sorting of column 'folder' present in 'struct'
Sounds like you want natural order sorting. There are some File Exchange submissions that do this (example). But if the forma...

4 years ago | 0

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Answered
how to take pictures from webcam connected from phone on matlab
Use exportgraphics to capture the image within your axes.

4 years ago | 0

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Save a Table as a .csv in a Specified Folder
The accepted answer in the question you followed uses fullfile to construct the file path. That's much safer than constructing t...

4 years ago | 1

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Answered
Would you use Matlab Central in a job search?
I did.

4 years ago | 2

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Organizing 2D matrices of unequal column length into single 3D array
Use padarray to pad your matricies to a standard size. Then you can concatenate them using cat.

4 years ago | 1

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Answered
App Designer data to mat file
If you are saving the data from with an app callback function, then you just need to use save to save the data to a mat file. ...

4 years ago | 0

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Answered
Save figures created on Matlab within a folder
creation_new_folder = mkdir(newfolder); --- "newfolder" is the path to your new folder. "creation_new_folder" is the status of...

4 years ago | 0

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How to use colormap/colorbar for plots
It sounds like you're looking for scatter(x,y,sz,c) x = [0.5:2:18] ; y = [30:10:100]; [a,b] = meshgrid(x,y); c = a(:)+b(:)...

4 years ago | 0

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How to plot a polar plot with theta limited to 180 degrees on both ways
Set the ThetaLim and ThetaZeroLocation properties of polaraxes. See polaraxes properties for more info. If the negative the...

4 years ago | 0

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Shift lables for x and y axis on a graph
Your best bet is to specify the x and y values in pcolor so you don't have to alter the ticks in the first place. pcolor(X,Y,...

4 years ago | 0

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Passing objects from app designer to the workspace
The best way to access the object created by an app is to store the handle to the object as a public property of the app and to ...

4 years ago | 0

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convert strings of characters to bitstring
Looking for dec2bin? charvec = 'Example: converting char vector to binary.'; bin = dec2bin(charvec)

4 years ago | 0

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Discussion

New in MATLAB R2022b: GridSizeChangedFcn in TiledChartLayout
New in R2022b: GridSizeChangedFcn tiledlayout() creates a TiledChartLayout object that defines a gridded layout of axes wit...

4 years ago | 7

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Convert datetime to string
Use string after formatting your datetime. dt = datetime('now','TimeZone','local','Format','d-MMM-y HH:mm:ss') dtstr = string...

4 years ago | 3

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Answered
How to select rows from an array?
See this page of the doc to learn about array indexing. https://www.mathworks.com/help/matlab/math/array-indexing.html Hint: ...

4 years ago | 0

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What velue to use for "smooth3(A, 'gaussian', v)?
Good question @John. The syntax smooth3(A,'gaussian',V) passes the data A through a gaussian lowpass filter with a default st...

4 years ago | 0

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Answered
how to identify the mistakes in loop in the given following code?
for i=1:length(q) n=sqrt((D.*zr.*m+s+c.*g0+(A.*((q(i).*h2)/2))))/(q(i).*(((hr+cL.*k).*((D.*q(i))/(m.*p)))+((h1.*q(i)).*((1/...

4 years ago | 0

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Save uitable in Pdf
To save an image of the uitable to a pdf file, use exportgraphics. The second argument, filename, will be a path to your pdf do...

4 years ago | 1

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Answered
Histogram or heatmap with self-defined values.
You have (x,y) coordinates and my interpretation is that you'd like to use color or another property to represent a third value ...

4 years ago | 1

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Answered
Drawpolygon not working with geoaxes
This is supported in the latest release, MATLAB R2022b. The example below produced the results you described when run in R2022...

4 years ago | 0

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Answered
topoplot function is undefined
topoplot is not a function provided by MATLAB (r2022b). A google search for "matlab topoplot" shows several 3rd party functions...

4 years ago | 0