3 164 total contributions since 2018

Communication through MATLAB is always better than arguing.

Answered

setting in command window in Matlab?

https://in.mathworks.com/matlabcentral/answers/182333-if-my-editor-window-became-undocked-how-do-i-dock-it-again-picture-inside#...

setting in command window in Matlab?

https://in.mathworks.com/matlabcentral/answers/182333-if-my-editor-window-became-undocked-how-do-i-dock-it-again-picture-inside#...

2 jours ago | 0

Answered

I need to create a cell array initializing each element in it to 3*1 null matrix.

Simpler without loop: F(:) = {zeros(3,1)}

I need to create a cell array initializing each element in it to 3*1 null matrix.

Simpler without loop: F(:) = {zeros(3,1)}

2 jours ago | 0

| accepted

Answered

Problem using ODE45 function

You haven't defined sigma anywhere , I suggest you use a different name for example Sigma because there exists a function named...

Problem using ODE45 function

You haven't defined sigma anywhere , I suggest you use a different name for example Sigma because there exists a function named...

2 jours ago | 0

| accepted

Answered

I need Personal Invoice

If you have bought any of the MATHWORKS product , you should be better of contacting Mathworks Support Team by click the Contact...

I need Personal Invoice

If you have bought any of the MATHWORKS product , you should be better of contacting Mathworks Support Team by click the Contact...

3 jours ago | 0

Answered

How do I use two nested for loops to store the calculated values from a given equation in a 2 dimensional array?

% With Loop t=[0,0.1,0.2,0.3,0.4]; f=[0,0,10,15,20]; M = numel(t); N = numel(f); X=zeros(M,N); for ii = 1:M for jj = ...

How do I use two nested for loops to store the calculated values from a given equation in a 2 dimensional array?

% With Loop t=[0,0.1,0.2,0.3,0.4]; f=[0,0,10,15,20]; M = numel(t); N = numel(f); X=zeros(M,N); for ii = 1:M for jj = ...

4 jours ago | 0

| accepted

Answered

Sum according to the values in another column

[u,~,idx]=unique(C1(:)); Wanted = [u,accumarray(idx,C2,[],@sum)]

Sum according to the values in another column

[u,~,idx]=unique(C1(:)); Wanted = [u,accumarray(idx,C2,[],@sum)]

5 jours ago | 0

Answered

Error Using a loop: Conversion to double from cell is not possible.

Proj = cell(10,1); % outside loop Proj{w} = ... % inside loop , leave the rest unchanged

Error Using a loop: Conversion to double from cell is not possible.

Proj = cell(10,1); % outside loop Proj{w} = ... % inside loop , leave the rest unchanged

5 jours ago | 3

Answered

How do i create an even space matrix

Wanted = Start:increment:End doc colon

How do i create an even space matrix

Wanted = Start:increment:End doc colon

5 jours ago | 0

Answered

Index in position 1 exceeds array bounds (must not exceed 1).

It is shown in command window as the first line indicates where the error has occurred.

Index in position 1 exceeds array bounds (must not exceed 1).

It is shown in command window as the first line indicates where the error has occurred.

5 jours ago | 0

Question

What is crystal ball?

I have seen some comments by some of the answered referring to crystal ball, been bugging for days. Does it actually suggest you...

5 jours ago | 1 answer | 1

Answered

Extracting numbers from array of cells

V = regexp(my_data_string,'\d+[\.]?\d*','match','once'); Wanted = str2double(V) % or Wanted = str2double(my_data_string) %...

Extracting numbers from array of cells

V = regexp(my_data_string,'\d+[\.]?\d*','match','once'); Wanted = str2double(V) % or Wanted = str2double(my_data_string) %...

6 jours ago | 0

| accepted

Answered

Not enough input argumaents

https://in.mathworks.com/help/matlab/ref/function.html - I suggest you to read it for better understanding and further usage x ...

Not enough input argumaents

https://in.mathworks.com/help/matlab/ref/function.html - I suggest you to read it for better understanding and further usage x ...

6 jours ago | 0

Answered

making sub arrays of first column depending on the second column number

Wanted = splitapply(@(x){x},a(:,1),findgroups(a(:,2))) % where a is your matrix celldisp(Wanted)

making sub arrays of first column depending on the second column number

Wanted = splitapply(@(x){x},a(:,1),findgroups(a(:,2))) % where a is your matrix celldisp(Wanted)

7 jours ago | 1

| accepted

Answered

MATLAB Answers Wish-list #5 (and bug reports)

Whenever a text is edited by mobile [safari browser] , the click produces superfluous three letters " ltr " , which is really fr...

MATLAB Answers Wish-list #5 (and bug reports)

Whenever a text is edited by mobile [safari browser] , the click produces superfluous three letters " ltr " , which is really fr...

7 jours ago | 0

Answered

Replacing an element in a matrix, then storing it as a different variable name

x2 = x; x2(x2==3) = 4

Replacing an element in a matrix, then storing it as a different variable name

x2 = x; x2(x2==3) = 4

8 jours ago | 0

Answered

Comparing two matrix elements summing third and storing them separately

T = array2table(A); t = groupsummary(T,{'A1','A2'},'sum'); x = t{:,[1,2,end]}

Comparing two matrix elements summing third and storing them separately

T = array2table(A); t = groupsummary(T,{'A1','A2'},'sum'); x = t{:,[1,2,end]}

8 jours ago | 0

Answered

How to stop matlab from truncating long decimal numbers

The decimals are not truncated it’s just the appearance in command window: doc format doc sprintf

How to stop matlab from truncating long decimal numbers

The decimals are not truncated it’s just the appearance in command window: doc format doc sprintf

8 jours ago | 0

Answered

how can remove the rows and columns which has ones in all

use *all()* for columns and rows separately , make a copy of A to B and finally remove the unwanted

how can remove the rows and columns which has ones in all

use *all()* for columns and rows separately , make a copy of A to B and finally remove the unwanted

9 jours ago | 0

| accepted

Answered

how to to address a specific cell

Use *find()* to know their indices: doc find

how to to address a specific cell

Use *find()* to know their indices: doc find

9 jours ago | 0

Answered

How to replace numbers in a column vector after certain elements?

X(600+1 : end) = 0;

How to replace numbers in a column vector after certain elements?

X(600+1 : end) = 0;

9 jours ago | 0

| accepted

Answered

Checking for conditions in Dataset

M = sort(matrix(:,specific_column)); top_5 = M(1:5); top_5_greater_than_50 = sum(top_5) > 50; There_exist = any(matri...

Checking for conditions in Dataset

M = sort(matrix(:,specific_column)); top_5 = M(1:5); top_5_greater_than_50 = sum(top_5) > 50; There_exist = any(matri...

9 jours ago | 0

Answered

Saving data from loops

What values are you going to store? The chosen_index is for sure a scalar because as soon as the condition is satisfied once the...

Saving data from loops

What values are you going to store? The chosen_index is for sure a scalar because as soon as the condition is satisfied once the...

9 jours ago | 0

Answered

remove Nan from a row vector using if statement only

*isnan()* would suffice your need doc isnan

remove Nan from a row vector using if statement only

*isnan()* would suffice your need doc isnan

10 jours ago | 0

| accepted

Answered

Save data from while loop

You don’t need a loop , simply define t as t = 0:dt:100; doc while % to know more about the loop doc for and use element wi...

Save data from while loop

You don’t need a loop , simply define t as t = 0:dt:100; doc while % to know more about the loop doc for and use element wi...

11 jours ago | 0

Answered

how to code variable to code

Completely terrible idea see https://in.mathworks.com/matlabcentral/answers/304528-tutorial-why-variables-should-not-be-named-d...

how to code variable to code

Completely terrible idea see https://in.mathworks.com/matlabcentral/answers/304528-tutorial-why-variables-should-not-be-named-d...

13 jours ago | 0

Answered

A question related to subs in ode (symbolic maths toolbox)

I am not sure what you are asking for perhaps an example below?: >> syms x y >> eqn = x+2*y eqn = x + 2*y >> subs(...

A question related to subs in ode (symbolic maths toolbox)

I am not sure what you are asking for perhaps an example below?: >> syms x y >> eqn = x+2*y eqn = x + 2*y >> subs(...

13 jours ago | 0

| accepted