Answered

data replace with NaN

Hi, I would do in the following way: y(x>=2.519e6 & x<=2.52e6) = NaN; In this way I overwrite the current values of y vector ...

data replace with NaN

Hi, I would do in the following way: y(x>=2.519e6 & x<=2.52e6) = NaN; In this way I overwrite the current values of y vector ...

16 days ago | 0

| accepted

Solved

Vector creation

Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

8 months ago

Solved

Doubling elements in a vector

Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

8 months ago

Solved

Flip the vector from right to left

Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

8 months ago

Solved

Whether the input is vector?

Given the input x, return 1 if x is vector or else 0.

8 months ago

Solved

Get the length of a given vector

Given a vector x, the output y should equal the length of x.

8 months ago

Solved

Convert given decimal number to binary number.

Convert given decimal number to binary number. Example x=10, then answer must be 1010.

8 months ago

Answered

EPS export issue: blank figure

Hi, I usually export matlab figures in .svg format, then I modify them in inkscape and save it to .pdf. I add it in LaTex docum...

EPS export issue: blank figure

Hi, I usually export matlab figures in .svg format, then I modify them in inkscape and save it to .pdf. I add it in LaTex docum...

1 year ago | 0

Answered

How to set specific variables in fmincon to be integers only?

Hi, another solution could be adding non linear equality constraints: for example remainder of division between first variable ...

How to set specific variables in fmincon to be integers only?

Hi, another solution could be adding non linear equality constraints: for example remainder of division between first variable ...

1 year ago | 0

Answered

How to modify data vector

Hi, you convert to string your time vector (num2str function) and then convert it to date (datetime function), specifying input...

How to modify data vector

Hi, you convert to string your time vector (num2str function) and then convert it to date (datetime function), specifying input...

1 year ago | 0

Answered

How to save each term from a sum

Hi, try to run this code. I add a plot in which I show how "pi1" converges toward to pi value. clear n = input('Number of ter...

How to save each term from a sum

Hi, try to run this code. I add a plot in which I show how "pi1" converges toward to pi value. clear n = input('Number of ter...

1 year ago | 0

Answered

Print figure without its title

Hi, an easy and fast solution could be save first the figure and then add title, as following code: close all; clear all; cl...

Print figure without its title

Hi, an easy and fast solution could be save first the figure and then add title, as following code: close all; clear all; cl...

1 year ago | 0

Answered

how to plot multiple graphs

Hi, you can plot all these figure by using a for loop cycle. Example: for ii = 1:180 figure plot(x,y) end In this...

how to plot multiple graphs

Hi, you can plot all these figure by using a for loop cycle. Example: for ii = 1:180 figure plot(x,y) end In this...

1 year ago | 0

Answered

Protect the size of a preallocated matrix

Hi, in MATLAB numeric arrays are free to change size, i.e. if you add an element outside intial defined dimension, then array w...

Protect the size of a preallocated matrix

Hi, in MATLAB numeric arrays are free to change size, i.e. if you add an element outside intial defined dimension, then array w...

1 year ago | 0

| accepted

Answered

Find rows of cell array containing certain specific multiple cells?

Hi, try to run following code, variable 'r' returns you row that contains what are you looking for: [r c] = find(strcmp(ca,'g'...

Find rows of cell array containing certain specific multiple cells?

Hi, try to run following code, variable 'r' returns you row that contains what are you looking for: [r c] = find(strcmp(ca,'g'...

1 year ago | 0

| accepted

Answered

I want to double numbers that are less than the given parameter. What do I need to change

Your function will be: function dataSamples = AdjustMinValue(numberSamples, userSamples, minValue) % numberSamples: Number of ...

I want to double numbers that are less than the given parameter. What do I need to change

Your function will be: function dataSamples = AdjustMinValue(numberSamples, userSamples, minValue) % numberSamples: Number of ...

1 year ago | 0

Answered

Reading all text from specific cell from .csv file.

Hi, try to run following code, you should obtain what you have asked: close all clear all clc filename = 'dtc_table.csv';...

Reading all text from specific cell from .csv file.

Hi, try to run following code, you should obtain what you have asked: close all clear all clc filename = 'dtc_table.csv';...

1 year ago | 0

| accepted

Answered

How merge block works in simulink?

For merge block see reference: https://www.mathworks.com/help/simulink/slref/merge.html However, if you try to model as merge_b...

How merge block works in simulink?

For merge block see reference: https://www.mathworks.com/help/simulink/slref/merge.html However, if you try to model as merge_b...

1 year ago | 1

Answered

Why is my scatter plot producing inconsistent results?

Hi, your code is correct. ev17 and sch17 have the same value (2631). Both are plotted with diamond marker, thus they are superi...

Why is my scatter plot producing inconsistent results?

Hi, your code is correct. ev17 and sch17 have the same value (2631). Both are plotted with diamond marker, thus they are superi...

1 year ago | 1

Answered

Schröder number with formula

I show you how you could solve your problem. Try this code: prompt = 'n: '; n = input(prompt); % ask the user for a...

Schröder number with formula

I show you how you could solve your problem. Try this code: prompt = 'n: '; n = input(prompt); % ask the user for a...

1 year ago | 0

Answered

write indexes in a plot

Hi, look this answer: https://www.mathworks.com/matlabcentral/answers/97277-how-can-i-apply-data-labels-to-each-point-in-a-scat...

write indexes in a plot

Hi, look this answer: https://www.mathworks.com/matlabcentral/answers/97277-how-can-i-apply-data-labels-to-each-point-in-a-scat...

1 year ago | 0

| accepted

Answered

Random specified numbers.

Hi, you can use randsample matlab function. (Reference: https://www.mathworks.com/help/stats/randsample.html). y = randsample...

Random specified numbers.

Hi, you can use randsample matlab function. (Reference: https://www.mathworks.com/help/stats/randsample.html). y = randsample...

1 year ago | 0

Answered

Random variation in a signal in Simulink

Hi, if you can use stateflow in your simulink model, following chart could be a solution: As you can see you start from stat...

Random variation in a signal in Simulink

Hi, if you can use stateflow in your simulink model, following chart could be a solution: As you can see you start from stat...

1 year ago | 0

| accepted

Answered

How to make real and imaginary plot of the graph same color

Hi, a fast and easy solution could be generate a triplette of RGB values randomly at each iteration and you use it as color fo...

How to make real and imaginary plot of the graph same color

Hi, a fast and easy solution could be generate a triplette of RGB values randomly at each iteration and you use it as color fo...

1 year ago | 1

| accepted

Answered

How to simulate a random castle in a chessboard?

Hi, if you try to run this code: close all clear all clc n = 8; %chessboard size CB = zeros(n,n); %init ...

How to simulate a random castle in a chessboard?

Hi, if you try to run this code: close all clear all clc n = 8; %chessboard size CB = zeros(n,n); %init ...

1 year ago | 0

| accepted

Answered

How to plot fixed value for a number of ranges splited by a fixed step size in MATLAB?

Hi, you can obtain your plot by using 'bar' matlab function (reference: https://www.mathworks.com/help/matlab/ref/bar.html). F...

How to plot fixed value for a number of ranges splited by a fixed step size in MATLAB?

Hi, you can obtain your plot by using 'bar' matlab function (reference: https://www.mathworks.com/help/matlab/ref/bar.html). F...

1 year ago | 0

| accepted