Respondida
Issues with looping in structure: variable in the name
I guess this is something like your flight_data variable: flight_data = struct('fl',{permute(num2cell(rand(10,9,11),[1 2]),[3 1...

más de 1 año hace | 0

| aceptada

Respondida
too many open files even after adding fclose within my for loop
It may be that too many files are still open, coming from previous runs of the code where you did not have the fclose commands y...

más de 1 año hace | 0

| aceptada

Respondida
JOIN CVS FILES AND PLOT
fileDir = pwd; % current directory (or specify which one is the working directory) S = dir(fullfile(fileDir,'*.csv')); % get li...

más de 1 año hace | 0

| aceptada

Respondida
How to plot Mach Number Contours
Adding the line contourf(x,y,M) to the end of your code produces the following result: %% Initialize datapoint matrices clea...

más de 1 año hace | 0

| aceptada

Respondida
Don't understand the reason this code is giving me errors.
You have an extra ")" here: [t,q] = ode45(@(t,r) (G5*p*r-G6*p*p-G6*r*r)+m/Jy), [0 10],0); % ...

más de 1 año hace | 0

| aceptada

Respondida
how to change the direction of this code from right falling into left to left falling into right
figure x = 1:10; y = 10:-1:1; for ii = 1:numel(x) plot(x(ii),y(ii),'r.','markersize',40) axis([-1,11,-1,11]) p...

más de 1 año hace | 0

Respondida
MEAN OF A VARIABLE WITH RESPECT TO OTHER VARIABLES
https://www.mathworks.com/help/matlab/ref/double.groupsummary.html

más de 1 año hace | 2

Respondida
read part of a .txt file
filename = 'file.txt'; str = readlines(filename); C = arrayfun(@(s)sscanf(s,'%f %f %f %f %f %d:%d:%d %f'),str,'UniformOutput...

más de 1 año hace | 0

| aceptada

Respondida
read part of a .txt file
filename = 'file.txt'; T = readtable(filename,'CommentStyle','R','NumHeaderLines',0,'VariableNamingRule','preserve'); T(all(...

más de 1 año hace | 1

Respondida
How does indexing work when sorting a matrix?
For matrix R, sort(R) sorts each column and indsort are row indices. To reproduce the sorted matrix, you can convert those row ...

más de 1 año hace | 1

Respondida
Better way to keep dimensions using reshape from extracted struct array?
load('data.mat') bb = vertcat(myData.data.b)

más de 1 año hace | 2

| aceptada

Respondida
Interpolating between columns for an index
lookup = [ ... 550 750 950; ... 1 2 8; ... ]; data = [ ... 550 22; ... 580 21; ... 650 20; ... ...

más de 1 año hace | 0

| aceptada

Respondida
setting range on colorbar in appliction designer
Replace c.clim ([minval maxval]);% <- causes error with app.UIAxes.CLim = [minval maxval];

más de 1 año hace | 0

| aceptada

Respondida
Hi coders! i'm facing a error. Error using contourf Z must be at least a 2x2 matrix.
d and g are both scalars d = 10; % ... g = 0.085 ; so su is a scalar su = round(4*d/g)+1 ; so r and p are both column ve...

más de 1 año hace | 0

Respondida
Find strings within other strings then pull data from that point
filename = 'P0300.txt'; to_find = '01 3E'; str = fileread(filename); pat = strjoin(repmat({'[\dA-F]{2}'},1,3),' '); C = ...

más de 1 año hace | 0

| aceptada

Respondida
Help to create a continuous surface heatmap
I'm not sure what a 1D surface looks like. If Temperature is in the Y-direction, what variable should be used for the color of ...

más de 1 año hace | 0

| aceptada

Respondida
how to plot contour of 3D variable
Example data: Salinity = rand(744,24,25); [Lat,Lon] = ndgrid(1:24,1:25); whos Lat Lon Salinity If you want a sequence of fil...

más de 1 año hace | 0

| aceptada

Respondida
Transforming long panel data
Here's one way, where the form of resulting table Tnew closely matches the form of the table in the "after" image: T = readtabl...

más de 1 año hace | 0

| aceptada

Respondida
Finding the closest coordinate from a surface plot based on a X, Y location
load slab_strike is_ok = ~isnan(z); [X,Y] = meshgrid(x,y); X = X(is_ok); Y = Y(is_ok); Z = z(is_ok); lon_GMM = -73.529...

más de 1 año hace | 1

| aceptada

Respondida
max value inside a circular region in grided data
% assuming sample data lat = -60:0; lon = 90:160; wind = randi(10, numel(lat), numel(lon)); % forcing max wind of 100m/s a...

más de 1 año hace | 0

| aceptada

Respondida
How can I increase the number of decimal places displayed on app designer UITable?
Maybe some code is modifying the uitable after the startupFcn executes, because the code you've shown should work. Here it is w...

más de 1 año hace | 2

| aceptada

Respondida
Finding NaN and Missing values from a mat cell matrix
load('example_global.mat') C = example_global As you said, the cell array in the attached mat file doesn't have any NaNs, so I...

más de 1 año hace | 0

| aceptada

Respondida
after input values and push preview doesn't display in UIAxes
Looks like you've got an extra PreviewButtonPushed function declaration: % Button pushed function: PreviewButton ...

más de 1 año hace | 0

Respondida
Why i am getting Error using Phase1/UIAxesButtonDown Too many input arguments.
Sim takes 21 input arguments, but you are passing 22. Judging by their names, T_endD is the extra one. So, if T_endD really sho...

más de 1 año hace | 0

Respondida
How to change in marker size in the global legend?
[leg,icons] = legend({'A','B','C'}); leg.Layout.Tile = 'North'; icons1=findobj(icons,'type','patch'); set(icons1,'MarkerSize'...

más de 1 año hace | 0

| aceptada

Respondida
Why do I get Empty Plots during Optimization?
Specifying the OutputFcn rather than the PlotFcn seems to provide something like what was intended. options = optimoptions('ga'...

más de 1 año hace | 2

| aceptada

Respondida
Help Needed: Fixing Indexing Error in MATLAB Random Name Generator Code
I'm not sure what the error is, but you should use curly braces {} to get the contents of a cell in a cell array. function rand...

más de 1 año hace | 0

Respondida
Finding mode of each row in an array of Strings
str = ["Apple" "Banana" "Apple"; "Cherry" "Cherry" "Apple"; "Mango" "Mango" "Mango"] N = size(str,1); modes = strings(N,1); ...

más de 1 año hace | 0

Respondida
How to give range of cells different variable names?
Try replacing this CurrentData = {Datafiles.data}'; TABLE_Pass = table(CurrentData); TABLE = vertcat(TABLE_Pass); with this ...

más de 1 año hace | 0

Respondida
Error using contourf (line 57) The size of X must match the size of Z or the number of columns of Z.
When using contouf(X,Y,Z,_) with vectors X and Y and matrix Z of size m-by-n, the length of X must be n and the length of Y must...

más de 1 año hace | 0