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How to change the colorbar label distance
c = colorbar; clim([84 100]) c.Ticks = [84:2:100]; c.TickLabels{1} = 0;

1 year 前 | 0

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How to save plots to the specified sheet in an existing Excel file?
In the functions associated with Excel reading or writing, you usually have a 'Sheet' parameter, for example, to write on the se...

1 year 前 | 0

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Error using stem()...... X must be same length as Y.
You need to replace for t=1:1 by for t = 1:l

1 year 前 | 1

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Write cell array into an excel file with multiple sheets
Untested but something like this should work. This is considering you have the same field names for all the structures, and that...

1 year 前 | 0

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Incorrect number or types of inputs and outputs for function 'isfinite'
You need to remove the quotes x=fsolve(@system,[0 0]) function f=system(x) f=[2*x(1)+x(2)+x(1)^3; x(1)+x(1)*x(2)+exp(x(1))]; ...

1 year 前 | 0

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Efficient searching to find the first element of an array meeting a condition
EDIT: See @Bruno Luong answer, a simple for loop will actually be faster. Depending on your data, you can split the search i...

1 year 前 | 1

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How to use "error " in code in function
It is just telling you where the error occurs in each subfunction. You can't have a return after the 'error' because error WIL...

1 year 前 | 0

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Optimization of multiple variables
I assume you want to have three solutions optimizing respectively y1, y2 and y3 ? In this case you need to split them into 3 fu...

1 year 前 | 0

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2nd order non-linear differential equation
If you have symoblic toolbox, You have your answer on this page : https://uk.mathworks.com/help/symbolic/solve-a-single-differe...

1 year 前 | 0

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Extract data tips values from a plot in app designer
p = plot([0:5],[1:6]) for i = 1:6 datatipsX(i) = p.Children(i).X; datatipsY(i) = p.Children(i).Y; end

1 year 前 | 0

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How to get more than one SQL table data using MATLAB?
Hi, First, exec is not recommended, you should use execute instead. Plus, for select queries, it is better to use select func...

1 year 前 | 0

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How to arrange alternate cells of a column into two columns?
A = [2 6 7 3 8 3 2 9 7 5 4 1]' B = [A(1:2:end) A(2:2:end)]

1 year 前 | 1

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Mean of cell array with non-uniform cell array size size
Something like this should do the job: slots = 16; height_row = []; for i=1:slots for j = 1:profiles(i) if leng...

1 year 前 | 1

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Convert JSON to Table and Query Specific Value
jsonData = '{"views":[{"Name":"A","Conf":"High","View":"Negative"}, {"Name":"B","Conf":"Low","View":"Negative"}, {"Name":"C","Co...

1 year 前 | 1

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saving the R G B values displayed with impixelinfo in an image into a matrix
Everything is already stored in h, you can retrieve the values with h.CData(pixel_x, pixel_y, :). Be careful the values are unit...

1 year 前 | 0

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Problem in Connection of 3-phase inverter circuit with BLDC Motor Block in Simulink
This is because you try to connect a Simulink signal to a Simscape eletrical signal. Have a look at this : https://uk.mathworks...

1 year 前 | 0

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Search for a specific file in a parallel folder in Matlab
If the customnames are unique, you can use: your_path = 'C:\...\6_Data'; custoname = 'customname1'; folders = dir(your_path);...

1 year 前 | 2

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when converting a time into an array I lose the date column
The first class is a 16x1 timetable. This means the time column is not a variable but is the indexing column. You don't have t...

1 year 前 | 1

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Unrecoginized Fieldname although it should be correctly defined
You can't use dots in your fieldname. The dot creates a new field in the structure, but it can't be done directly in the name of...

1 year 前 | 0

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The graph is empty, how can i solve this
This is because you use h in your for loop making it a single numerical value (=n). Replace h in the for loop with another name ...

1 year 前 | 1

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Why does legend highlight the wrong colors with lineplot?
This is because you plot these two curves in last. Legend is affected to the order of the plots, legend{1} is first plot, legend...

1 year 前 | 1

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How to set properly single colorbar for subplots?
Hi In your case, have a look at tiledlayout, like follows: % Sample data for the subplots data1 = rand(10, 10); data2 = rand...

1 year 前 | 0

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Error in first-level analysis using SPM12, seeking assistance.
This means sess.multi is an empty cell array, therefore you can't call sess.multi{1} because it does not exist. You should add ...

1 year 前 | 0

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Subscripted assignment dimension mismatch
This is because your interference variable is a 1*num_users vector, leading to lagrange_multiplier also being a 1*num_users vect...

1 year 前 | 0

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Keep Variable Name when adding Variables to a table
Hi out.combinednew = addvars(out.combined,out.newvars.(1),'NewVariableNames','Q_end');

1 year 前 | 0

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Dividing part of a histogram
Let's say your data is stored like : y = [2 8 5 10] Where y(1) is your 0-4 range, y(2) your 5-8 range etc. Then you could do...

1 year 前 | 0

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remove the empty values
A = readtable("Book2.xlsx") L1 = A.Value1([A.Parameters{:}] == 'L') L2 = A.Value2([A.Parameters{:}] == 'L') T1 = A.Value1([A....

1 year 前 | 0

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check if the destination file is the same as what I want
I guess you can use isfile to check if the matlab file you need is somewhere in the folder. Like if isfile(a.mat) my_fil...

1 year 前 | 0

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Change a directory file from App Designer Matlab
You can use movefile function in a button, here called move_file, two edit fields, one for the file to move, the other for the d...

1 year 前 | 0

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need help making a loop URGENT
while x>= 2.9 % run your script end

2 years 前 | 0