Voss

Last seen: Today | Con actividad desde 2013

Followers: 7 Following: 0

Mensaje

Estadística

All

Feeds

Respondida
Two Plotting results one at a time like simulation
Let's say you have these x, y, and Slope variables: x = linspace(0,1,100); y = exp(x/2); Slope = 0.5*y; Then to plot y and S...

alrededor de 4 horas hace | 0

| aceptada

Respondida
Running a large array
You can read and process the file in sections, one section at a time, in a loop, by specifying the start and count input argumen...

alrededor de 5 horas hace | 0

Respondida
I want to plot same X axis and different Y axis like timing diagram
I don't know what form your variables are in, but here's something: t = 0:0.5:4.5; Vc = [0 1 0 1 0 1 0 1 0]; Vb = [0 0 1 1 0 ...

alrededor de 6 horas hace | 1

Respondida
Right now, changing the spinner's value will create a new maze, but the mazes are still 10-by-10. Try running the app to verify this behavior. To fix this, you can use the gr
% Callback function: GridSizeSpinner, NewMazeButton function NewMazeButtonPushed(app, event) % get the spinner's value: ...

alrededor de 9 horas hace | 0

Respondida
How can I com[act my script by making it run up to an nth variable
Use cell arrays to store those things: v = {v1,v2,v3,v4,v5,v6,v7}; x = {x1,x2,x3,x4,x5,x6,x7}; k = {k1,k2,k3,k4,k5,k6,k7}; A...

alrededor de 9 horas hace | 0

Respondida
Adding a column to a UITable and then using it.
app.StimInputTable.Data.Var4 = app.StimInputTable.Data.Var3./app.StimInputTable.Data.Var2; % ^^^^^ you we...

1 día hace | 0

| aceptada

Respondida
I want to write data at the end of every nth line of a text file
str = readlines(filename); str(4:4:end) = str(4:4:end) + "c"; writelines(str,filename) where "filename" is the abso...

1 día hace | 1

| aceptada

Respondida
Questions about the input X of pcolor and contourf.
I interpret the pcolor documentation as saying that a rectangular grid and a parametric grid are separate special cases, so the ...

3 días hace | 0

Respondida
With a ribbon plot, how to make the ribbons go along each matrix row instead of each column?
If you have some leeway on the x- and y-axis tick locations, you can use ribbon with the tranpose of Z and just alter the axis l...

4 días hace | 2

Respondida
Save graphical objects in .mat file for later use
You can use copyobj to copy an existing graphical object (e.g., scatter plot) to another parent (e.g., axes). Here's an example...

4 días hace | 0

| aceptada

Respondida
With a ribbon plot, how to make the ribbons go along each matrix row instead of each column?
Z=[0,1,2,2; 1,2,3,3; 2,3,4,4; 3,4,5,5]; [m,n] = size(Z); Y = (0:m-1).'; X = (0:n-1).'; Original ribbon plot, for reference...

4 días hace | 1

Respondida
How can I make a graph like this for ANOVA 2-Way
The code that constructs bpdata takes the table data for each patient in turn and puts it together into a 2-row matrix with a co...

4 días hace | 0

| aceptada

Respondida
How to programmatically change the command window text size?
s = settings; s.matlab.fonts.codefont.Size.PersonalValue = 16;

4 días hace | 0

Respondida
agrupacion de datos de una tabla
% first, I construct a table similar to yours N = 152709; MeasID = cellstr(char(64+randi(26,N,4))); Time = datetime(randi(30,...

5 días hace | 0

| aceptada

Respondida
How to count the number of non-nan values for combination of multiple variables
% Initial table a = [1;1;1;2;2;2;2]; b = [660; 661; 661; 663; 663; NaN; 663]; c = [1;2;2;5;5;NaN;6]; d = [11;12;NaN; 13; 14;...

5 días hace | 0

| aceptada

Respondida
What does the syntax matrix(vector) mean?
Indexing. https://www.mathworks.com/company/technical-articles/matrix-indexing-in-matlab.html

5 días hace | 0

| aceptada

Respondida
Unrecognized function or variable 'RK'.
https://www.mathworks.com/matlabcentral/answers/96005-why-do-i-get-the-error-unrecognized-function-or-variable

5 días hace | 0

Respondida
How do I draw contours on multiple surfaces so that they line up
Maybe specifying a vector of contour levels, rather than the number of levels, is appropriate. For example: lev = 0.01:0.01:0.0...

5 días hace | 0

| aceptada

Respondida
Error using feval Function to evaluate must be represented as a string scalar, character vector, or function_handle object.
Use the 's' (or "s") option in input() in order to store the result as text without evaluating it: fname = input('\n M-file con...

5 días hace | 0

Respondida
A problem with a code that works as it is but gives an index error when is used inside a function
Based on the error message, "Index in position 2 exceeds array bounds. Index must not exceed 100. Error in cleaner (line 118) z...

5 días hace | 0

Respondida
How can I write a 'for' loop that sums up all elements of a vector?
a = 1:5; total = 0; for ii = 1:numel(a) total = total+a(ii) end

5 días hace | 0

Respondida
Iterate over struct with length>1, with multiple fields
teststruct = struct('name', {'Alice', 'Bob', 'Eve'}, 'age', {24, 45, 35}) names = {teststruct.name} ages = [teststruct.age] O...

6 días hace | 0

| aceptada

Respondida
How to plot RGB histogram of an image into a single 3D slice plot?
image = imread('peppers.png'); R = image(:,:,1); G = image(:,:,2); B = image(:,:,3); subplot(2,2,1); imshow(image); titl...

6 días hace | 2

| aceptada

Respondida
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...

6 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]

6 días hace | 0

| aceptada

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...

6 días hace | 0

| aceptada

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 =...

6 días hace | 0

| aceptada

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...

11 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...

12 días hace | 0

| aceptada

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...

13 días hace | 0

Cargar más

Voss

Estadística

Community

Community

MATLAB Answers

MATLAB Answers

Cody

Cody

MATLAB Answers

MATLAB Answers

MATLAB Answers

MATLAB Answers

MATLAB Answers

Cody

Feeds