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i have a vector in lenght 5, i need to check if a sum of 2 or more elements in the vector is equal to another element at the same vector how to do that?
v = [10 5 13 15 28]; m = dec2bin(0:2^numel(v)-1)-'0'; m = m(sum(m,2) >= 2,:); [ism,idx] = ismember(m*v.',v); idx = idx(ism...

10 días hace | 3

Respondida
Matrices à coefficients dépendant d'un paramètre
One option: F = @(t)[0,1;t,t^2]; M = F(1) M = F(-1) M = F(2) Another option: syms t M = [0,1;t,t^2]

10 días hace | 0

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Respondida
Fill in the missing time stamps in measurment data when the system is runnign but not when the system was OFF
Data1 = readtimetable('Data1.xlsx'); Data2 = readtimetable('Data2.xlsx'); Data3 = readtimetable('Data3.xlsx'); Maybe one of t...

10 días hace | 0

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Respondida
Arrays have incompatible sizes for this operation error while checking dropdown.value not equal to a char value
Don't use == or ~= to compare character arrays, use strcmp, i.e.: if ~strcmp(app.SelectBatteryDropDown.Value,'none') because =...

10 días hace | 0

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Respondida
Function file doesn`t work
T = readtable('Lab5_R_100_MOhm.txt','VariableNamingRule','preserve') f = T.(1); A = T.(2); Ph = T.(3); figure tiledlayout...

15 días hace | 0

Respondida
re-indexing slices of a matrix
A = [1 4 4 4 3 4 6 3 3 3 2 1 3 1 7 2 5 2 9 2 5 1 4 1]; A(:,2) = 1+c...

16 días hace | 0

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Respondida
I am trying to figure out how to use writetable instead of xlswrite, but the feature is converting my numbers to text. Headers are text.
Excel_Sheet = array2table(Excel_out,'VariableNames',Excel_head); writetable(Excel_sheet,'C:\D_Local\MATLAB\AAA\PhaseII_CA_out.x...

17 días hace | 0

Respondida
Selectin elements that satisfy a certain condition with modular arithmetic
N = 6; m = 3; M = dec2base(0:m^N-1,m)-'0'; idx = mod(M(:,1)+M(:,4)+M(:,5),m) == 1 ... & mod(M(:,2)+M(:,5)+M(:,6),m) ...

17 días hace | 0

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Respondida
Not recognizing any text files in folder using dir(fullfile)
Try folder_path = 'C:\users\power\downloads\star capillary files\'; instead of folder_path = 'C:users\power\downloa...

17 días hace | 0

Respondida
How can I use selections from multiple uidropdowns as function inputs?
Here's an example of how it could work: function uidropdown_demo() T = array2table([(1:25).' [10 100].*rand(25,2)], ... ...

18 días hace | 0

Respondida
Show coordinates for a 2D point in a table cell
One way to display a vector in a single cell of a uitable is to make it into a string: app.PointsTable.Data = table( ... '...

19 días hace | 0

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Respondida
Error: Data must be numeric, datetime, duration, categorical, or an array convertible to double.
tic close all; clc; % Declaring Theta and Phi Variables theta = 0:0.1:pi/2; % Phi Values phi_E_Plane = 0; phi_H_Plane ...

19 días hace | 0

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Respondida
When plotting multiple subplots in the for loop, how do you stop the axes from overlapping?
axes(t) where t is a tiledlayout, creates a new axes in t, so your code is creating a new axes on each iteration of the loop. Th...

19 días hace | 0

Respondida
How to create a summation looping through one matrix while keeping another one constant?
[nr,nca] = size(A); ncb = size(B,2); C = zeros(nr,nca); for r = 1:nr for ca = 1:nca for cb = 1:ncb ...

19 días hace | 0

Respondida
how convert arraycell to use with writecell
AA = load('matlab_writeCell.mat').bubu % write the cell array to file using space as the delimiter: writecell(AA,'myTextFile.t...

19 días hace | 0

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Respondida
Trying to make a 2 value sz vector, get Error using tabular/horzcat All input arguments must be tables.
T = table([1;2;3;4],{'ok';'let''s';'see';'here'}) Given the table T above, T(1,:) is another table containing the first row of ...

20 días hace | 0

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Respondida
Find Selected button in Button Group CallBack
function ManualRewardsButtonGroupSelectionChanged(app, event) selectedButton = app.ManualRewardsButtonGroup.SelectedObject;...

20 días hace | 0

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Respondida
Code checking error in App Designer, it thinks xxxx.BackgroundColor is a scalar
To avoid the warning, use: if isequal(app.STOPTRIALSButton.BackgroundColor,[0.95 0.33 0.10]) app.STOPTRIALSButton.Backgrou...

20 días hace | 0

Respondida
Unrecognized function or variable 'efficiency'
You might get that error if the arguments you give to efficiency() are not correct. For example, calling it like this works: a...

20 días hace | 1

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Respondida
How to convert a table containing numbers and booleans to a double array?
T = load('example.mat').data3 M = [strcmpi(T.var1,'TRUE') T.var2]

21 días hace | 0

Respondida
Error when using resample and smooth surfaces in CAT12
Here are lines 232-242 of cat_surf_info.m: [~,ff2] = spm_fileparts(SPM.xY.VY(1).fname); % find mesh string hemi_i...

21 días hace | 0

Respondida
How to edit the red "+" marks on the Nyquist plot
H = tf([2 5 1],[1 2 3]); nyquist(H) h = findall(gcf(),'Type','line') mkr = get(h,'Marker') h = h(strcmp(mkr,'+')); h.Li...

21 días hace | 1

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Respondida
Retrieving Arrays Within Set of Matrices
x = M{1,4}(:,1); C = cellfun(@(m)m(:,2),M(:,4),'UniformOutput',false); y = [C{:}]; plot(x,y)

22 días hace | 0

Respondida
How can I change the axis intervals using powers?
Use semilogx instead of plot. <https://www.mathworks.com/help/matlab/ref/semilogx.html>

23 días hace | 0

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Respondida
Multiple plots within 1 figure
Try replacing numel(num_days) with num_days, i.e.: figure % make new figure tiledlayout(num_days, 1, 'TileSpacing','comp...

23 días hace | 0

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Respondida
Outerjoin isn't matching the same values in two different tables
As for why outerjoin() doesn't appear to combine data when the datetimes are the same, the fact is that some datetimes that appe...

23 días hace | 1

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Respondida
Index exceeds array bounds despite a loop to prevent this?
The problem is that some element of end_idx is greater than 6000 but the corresponding element of start_idx is not greater than ...

23 días hace | 1

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Respondida
How to display results in the form of graphics in MATLAB GUI? [Bagaimana Cara menampilkan hasil dalam berupa grafik di gui matlab?]
m is a vector, and II is a scalar. When you plot a scalar vs a vector, MATLAB creates one line object for each element in the ve...

24 días hace | 0

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Respondida
How do I preallocate memory
One way is to do this before the outer loop: clear OutData OutData(length(hucPoly)) = struct();

24 días hace | 0

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Respondida
Error : The first argument of the 'verify' operator must be a scalar logical expression.
verify(isequal(TGS_Zero_Pos_EE_NVM,single([1.5; 1.5; 1.5; 1.5])))

24 días hace | 0