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How to interpolate and smooth across values in a matrix, while ignoring NaN values?
Avoid putting NaNs into the scatteredInterpolant: idx = ~isnan(scan2); interpImage = scatteredInterpolant(micsX(idx),micsY(idx...

40 minutes 前 | 0

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Aligning then subtracting unequal length column vectors
xspots = [ 2600.00 2679.00 2802.00 2924.00 3046.00 3169.00 3291.00 3413.00 3536.00 3658.00 3781.00]; xgrid = [ 26...

2 hours 前 | 0

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Problem 56313. Find Air Temperature from Cricket Stridulation Rate
function y = getTemperature_F(x) y = x+40; end

2 hours 前 | 0

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how to modify data of a matlab figure?
% open figure once for reference openfig('PMSG1_Q1ter.fig'); % constant to multiply one line's YData by const = 0.98; % op...

5 hours 前 | 0

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INDEX EXCEEDS THE NUMBER OF ARRAY ELEMENTS.
My guess is that x is a matrix but your code is assuming it's a vector. Example: x = rand(2,232); signal_length = length(x)...

5 hours 前 | 0

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Creating a loop for repeated vector values
No loops necessary. If those are row vectors, then: newPARCdata = [PosAccelReqCurrent(15)*ones(1,6500) zeros(1,100) 15*ones(1,...

5 hours 前 | 1

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table with NaNs into separate cells
% making a table with some all-NaN rows: Var = randi(100,12,4); Var([3 9],:) = NaN; M = array2table(Var) % split the table o...

21 hours 前 | 2

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Reshaping a matrix based on the first row
Here's one way: A = [270 270 270 271 272 272 273 273 273]; B = [ 12 2 3 14 5 2 6 8 11]; [~,~,cidx] = unique(A...

22 hours 前 | 0

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How do I change and save Check Box name in app designer so that it loads when I restart the app next time?
The main thing is that state has one field, which is "CheckBox", so it doesn't make sense to refer to state.InputEditField in lo...

1 day 前 | 1

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How do variables work in Matlab App Designer?
"Does this mean that if I define variables in the function, I can't call upon those same variables in other parts of the code?" ...

1 day 前 | 0

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Filled error bars to a plot
growth = readtable("growthWT2.xlsx"); time = growth.Time_h_; % no [ ] required timeOD = growth.Time_h__1; DO_1 = growth.O...

1 day 前 | 0

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how to join two cell array
F = @(varargin)vertcat(varargin{:}); frameTOS = cellfun(F,frameTOS1,frameTOS2,'UniformOutput',false);

1 day 前 | 1

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Plot a Cilinder or Sphere 3D
Still not sure what the matrix represents, but here is something: M = readmatrix('New Sphere 3D.txt'); angles = M(1,1:end-1); ...

1 day 前 | 0

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Graph 3D Spheres
M = readmatrix('New Sphere 3D.txt'); angles = M(1,1:end-1); z = M(2:end,1); M(1,:) = []; M(:,1) = []; whos M z angles di...

1 day 前 | 0

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Can you do the writeline function without the added terminator?
This documentation page: https://www.mathworks.com/help/instrument/serialport.configureterminator.html states that the "Allowe...

2 days 前 | 0

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Vector Length Error when Calling Function
You have a variable called "length": length = data(2:end,2) Later, on this line: x_values1 = 1:length(PPI) the existence of ...

2 days 前 | 0

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Find exact vector order in another vector array
If I understand correctly, you want to find where in a large vector (event_codes, size 1x19277) a small vector (e.g., att_event_...

2 days 前 | 0

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3D scatter plot: can I make transparent points
"(or smaller)" You can specify the marker sizes: https://www.mathworks.com/help/matlab/ref/scatter3.html#mw_b556f712-aa82-4a50...

2 days 前 | 0

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I am having problems with GUI
Change the main BasicScreen function back to how it was (in particular, it appears you inadvertently removed the text "(varargin...

2 days 前 | 0

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Create contour plot from scatter plot
M = readmatrix('k.txt'); x = M(:,1); y = M(:,2); z = M(:,3); I = scatteredInterpolant(x,y,z); N = 80; X = linspace(min(x...

2 days 前 | 0

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Help with updating for loop
You can iterate backwards, so that subsequent indexing is never off the end of M. Example: M=[1 2 3 4 5 6 7 8 9 10]; for i=le...

2 days 前 | 0

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Plotting graph from.txt files and splitting their names
dir_files = '.'; F = dir(fullfile(dir_files,'*.txt')); colormatrix = [0.61,0.61,0.68; 0,1,1; 0,0,1]; mmatrix = ['o'; '*'; '+'...

2 days 前 | 0

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split up a matrix at discontinuities
A = [0 34.4; 60 33.3; 120 32.2; 180 31.1; 240 30; 300 28.9; 360 27.9; 420 26.8; 480 25.7; 540 24.7; 600 23.6; 660 22.6; 720 21.6...

3 days 前 | 1

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Function with for loop doesn't always work
fclose the file, and you'll see it's not empty.

4 days 前 | 0

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Choose a random button from a set of 9 arranged in a 3x3?
Use this syntax: button_name = sprintf('Button_%d',n); app.(button_name).Text = num2str(Answer); Reference: https://www.mathw...

4 days 前 | 0

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How to "shake loose" an auto scaling graph when it doesn't autoscale?
Where ax is your uiaxes component: xlim(ax,'auto') ylim(ax,'auto') or, equivalently: ax.XLimMode = 'auto'; ax...

5 days 前 | 0

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Output problem for If - statement in For - Loop
The difficulty, as you've found, is that to determine that the user's input does not match any of the answers, you have to check...

5 days 前 | 0

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How to get the y-axis in the foreground while having the grids in the background?
"I try to get the grids in the background behind jbfill and the yaxis/ yticks above the jbfill" That's no going to work; the g...

5 days 前 | 0

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pinv operation in matlab
X = rand(32,32,10); XI = pageinv(X); size(XI)

6 days 前 | 1

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Unable to perform assignment because the left and right sides have a different number of elements.
The right side of this assignment is of size 100x1 T_update(2) = T(2) + (q_evap / (rho_water * Cp_water)); because q_evap is 1...

6 days 前 | 0

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