Student.

MATLAB enthusiast.

Answered

Problems of convert decimal number to a string

You can define precision property in num2str. For example: num = [110.00001, 10.00000000000000001,99.01]'; your_ans = num2str(...

Problems of convert decimal number to a string

You can define precision property in num2str. For example: num = [110.00001, 10.00000000000000001,99.01]'; your_ans = num2str(...

10 months ago | 0

Answered

appdesigner code view ANNOYANCE!

In the code view window -> editor tab -> View section find 'Enable app coding alerts' and uncheck that.

appdesigner code view ANNOYANCE!

In the code view window -> editor tab -> View section find 'Enable app coding alerts' and uncheck that.

10 months ago | 0

| accepted

Answered

Multiple outputs by a loop

Param=regexp(fileread('parameters.txt'), '\r?\n', 'split') .'; for i=1:size() fid = fopen( ['output',i,'.txt'], 'w'); fprint...

Multiple outputs by a loop

Param=regexp(fileread('parameters.txt'), '\r?\n', 'split') .'; for i=1:size() fid = fopen( ['output',i,'.txt'], 'w'); fprint...

11 months ago | 0

Answered

debugging within built in matlab function

right click on polyfit in editor window and select open "polyfit" You can see the complete code behind polyfit and you can plac...

debugging within built in matlab function

right click on polyfit in editor window and select open "polyfit" You can see the complete code behind polyfit and you can plac...

11 months ago | 0

| accepted

Answered

saving outputs from a loop

%matlab code for euler's method clear all clc f=@(x,y)(x^2)/(1+y^2)+2*y; x0=input('Enter initial value of x or x(0): ');%you...

saving outputs from a loop

%matlab code for euler's method clear all clc f=@(x,y)(x^2)/(1+y^2)+2*y; x0=input('Enter initial value of x or x(0): ');%you...

11 months ago | 1

| accepted

Answered

how to write a axis in hours format

Again it resembles the same question you asked, which already has the answer. https://www.mathworks.com/matlabcentral/answers/5...

how to write a axis in hours format

Again it resembles the same question you asked, which already has the answer. https://www.mathworks.com/matlabcentral/answers/5...

11 months ago | 0

Answered

how to change axis to text format

Use xticklables for eg: x = linspace(0,12); y = x.^2; plot(x,y) xticks([0:1:12]) xticklabels({'','Jan','Feb','Mar','Apr','M...

how to change axis to text format

Use xticklables for eg: x = linspace(0,12); y = x.^2; plot(x,y) xticks([0:1:12]) xticklabels({'','Jan','Feb','Mar','Apr','M...

11 months ago | 0

| accepted

Answered

Calculate average (daily, monthly, seasonally) for long time series data

You can ignore NaN values using property omitnan https://www.mathworks.com/help/matlab/ref/mean.html#buql3m_

Calculate average (daily, monthly, seasonally) for long time series data

You can ignore NaN values using property omitnan https://www.mathworks.com/help/matlab/ref/mean.html#buql3m_

12 months ago | 0

Answered

How to convert matrix to CSV file

for i = 1:length(sequences) csvwrite(['hmdb51_org/bend',num2str(i),'.csv'], sequences{i}); end

How to convert matrix to CSV file

for i = 1:length(sequences) csvwrite(['hmdb51_org/bend',num2str(i),'.csv'], sequences{i}); end

1 year ago | 0

| accepted

Answered

How do I write a loop which creates a random number and adds the previous values

res_sum = 0; for i=1:23; a(i) = randn(1); res_sum = res_sum + a(i); end

How do I write a loop which creates a random number and adds the previous values

res_sum = 0; for i=1:23; a(i) = randn(1); res_sum = res_sum + a(i); end

1 year ago | 1

Answered

How to repeat input prompt for each data set?

You are replacing the m and a everytime in the for loop. try this u=menu('What is your unit system?','SI','English'); d=input(...

How to repeat input prompt for each data set?

You are replacing the m and a everytime in the for loop. try this u=menu('What is your unit system?','SI','English'); d=input(...

1 year ago | 0

| accepted

Answered

calculat the percentage of the red curve in the blue one?

Do you mean exactly same values in red and blue lines? You can do: same_values = find(blueline==redline); % gives same samples ...

calculat the percentage of the red curve in the blue one?

Do you mean exactly same values in red and blue lines? You can do: same_values = find(blueline==redline); % gives same samples ...

1 year ago | 0

Answered

How to solve a matrix quadratic equation?

Kminusw2 = K - w^2; mymatrix = Kminusw2.*M; myfinalanswer = det(mymatrix);

How to solve a matrix quadratic equation?

Kminusw2 = K - w^2; mymatrix = Kminusw2.*M; myfinalanswer = det(mymatrix);

1 year ago | 0

Answered

Plotting in App designer

x = 1:10; y = sin(x); plot(app.UIAxes,x,y);

Plotting in App designer

x = 1:10; y = sin(x); plot(app.UIAxes,x,y);

1 year ago | 1

| accepted

Answered

Adding a second x-axis to the top

https://uk.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html

Adding a second x-axis to the top

https://uk.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html

1 year ago | 0

Answered

Previous Value of Numeric Edit Field

Try to save the Previous value in a temporary variable. For eg: temp = app.NumericEditField.Value; if error app.NumericE...

Previous Value of Numeric Edit Field

Try to save the Previous value in a temporary variable. For eg: temp = app.NumericEditField.Value; if error app.NumericE...

1 year ago | 0

Answered

How to stop the program if an array is empty?

Handle the exception using try catch blocks signal1 = [1,2,3,4,5,6]; signal2 = [7,8,9,10,11,12]; signal3 = [13,14,15,16,17,1...

How to stop the program if an array is empty?

Handle the exception using try catch blocks signal1 = [1,2,3,4,5,6]; signal2 = [7,8,9,10,11,12]; signal3 = [13,14,15,16,17,1...

1 year ago | 0

| accepted

Answered

save data in for loops

Yes, You are trying to assign 2 matrices of different size. Try this: coordinate= zeros(41,1); for a=1:21 X = snakes{1,a}...

save data in for loops

Yes, You are trying to assign 2 matrices of different size. Try this: coordinate= zeros(41,1); for a=1:21 X = snakes{1,a}...

1 year ago | 0

| accepted

Answered

figure doesn't appear in new window

Are you sure? because Figure 2 window lies exactly on Figure 1 window. Just check the matlab windows. If you want to shift the ...

figure doesn't appear in new window

Are you sure? because Figure 2 window lies exactly on Figure 1 window. Just check the matlab windows. If you want to shift the ...

1 year ago | 1

Answered

How to say remove "-1" from the end of a string if exists?

play with positions. For eg: S = 'sectioned-1'; S = S(1:end-2) For an array, write this in a simple for loop.

How to say remove "-1" from the end of a string if exists?

play with positions. For eg: S = 'sectioned-1'; S = S(1:end-2) For an array, write this in a simple for loop.

1 year ago | 0

Answered

Inserting a row and moving other rows down

A = [A(1,:);[1,1,1,1];A(2,:);A(3,:)]

Inserting a row and moving other rows down

A = [A(1,:);[1,1,1,1];A(2,:);A(3,:)]

1 year ago | 1

| accepted

Answered

How to modify the text visibility in a Gui that created using App Designer

What is the exact name of the component? I would suggest you to rename it if its only Label. For example, if you rename it to C...

How to modify the text visibility in a Gui that created using App Designer

What is the exact name of the component? I would suggest you to rename it if its only Label. For example, if you rename it to C...

1 year ago | 0

| accepted

Answered

matlab app designer ,UI axes how to disable XTick label ?

I think you want to disable Xlabel String. Search for Xlabel.String property in the property window and also make that empty.

matlab app designer ,UI axes how to disable XTick label ?

I think you want to disable Xlabel String. Search for Xlabel.String property in the property window and also make that empty.

1 year ago | 0

Answered

The plot is exceeding the boundaries of the box in a figure.

Did you turn off the Clipping ? Try this after plot: ax = gca; % get the current axis ax.Clipping = 'on'; %...

The plot is exceeding the boundaries of the box in a figure.

Did you turn off the Clipping ? Try this after plot: ax = gca; % get the current axis ax.Clipping = 'on'; %...

1 year ago | 0

Answered

Linking two dropdown menus to a pushbutton in a GUI

In the ButtonPushed callback, you can directly assign the values of dropdown menu. For eg: Dropdown.Value = "Your Option in dro...

Linking two dropdown menus to a pushbutton in a GUI

In the ButtonPushed callback, you can directly assign the values of dropdown menu. For eg: Dropdown.Value = "Your Option in dro...

1 year ago | 0

Answered

How can I change the value of some elements within a matrix

B =[0, 3, 6]; C= 1./B; C(isinf(C))=0

How can I change the value of some elements within a matrix

B =[0, 3, 6]; C= 1./B; C(isinf(C))=0

1 year ago | 0

| accepted

Answered

Generation of plot using data set

T = xlsread('process.xlsx'); names = {'Memory'; 'Battery Backup'; 'Processing Capability'; 'Screen Size'; 'Camera'}; for i = 1...

Generation of plot using data set

T = xlsread('process.xlsx'); names = {'Memory'; 'Battery Backup'; 'Processing Capability'; 'Screen Size'; 'Camera'}; for i = 1...

1 year ago | 0

Answered

how to install matlab on windows 10

If you are a student, then see if your university/college has a Campus-Wide Access. For checking go to: https://uk.mathworks.com...

how to install matlab on windows 10

If you are a student, then see if your university/college has a Campus-Wide Access. For checking go to: https://uk.mathworks.com...

1 year ago | 0

Answered

How can I implement code online?

You can use MATLAB compiler to make your GUI/App as a standalone application or web application. Please read: https://uk.mathw...

How can I implement code online?

You can use MATLAB compiler to make your GUI/App as a standalone application or web application. Please read: https://uk.mathw...

1 year ago | 0

| accepted