Resuelto

All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

más de 6 años hace

Resuelto

Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

más de 6 años hace

Resuelto

Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

más de 6 años hace

Respondida
Compare results of different step size using Euler's method
I have made a few tweaks to your code and it will now allow you to alter one parameter value (the time step size) and produce a ...

más de 6 años hace | 0

| aceptada

Respondida
finding the position of elements in a matrix if the elements are repeated
You could use pos = find(ismember(Z, M, 'rows') == 1); instead, although as I have commented above, I don’t think your ...

más de 6 años hace | 0

Respondida
position of values in a matrix
If I understand what you are asking then you could use: Z=[23 24; 35 2; 12 19; 24 23; 12 15; 26 17]; M=[35 2; 12 15]; pos = f...

más de 6 años hace | 1

Resuelto

Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

más de 6 años hace

Resuelto

Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

más de 6 años hace

Respondida
trouble with loops need help
As in your previous question, you can use the following bit of code. I have also updated the error in my answer to your previous...

más de 6 años hace | 0

Respondida
assigning values to an array that already has values
Totally not an elegant answer but you could use something like: for i=1:numel(s) if(s(i)==1) s(i)==20; ...

más de 6 años hace | 0

| aceptada

Respondida
How to exclude some additional points from plot legend?
An alternative to the answer of Shubham Gupta if you already have the figure plotted and you want to keep all of the points but ...

más de 6 años hace | 0

Respondida
Time-dependent immunity and drug resistant SIR model
Assuming you have your BetaL and re functions setup correctly then there are the errors listed in the comment from Aquatris but ...

más de 6 años hace | 0

| aceptada

Respondida
Remove one data-value from data set?
It is quite difficult to help without knowing the format in which you have your data stored. But, assuming that you have an arra...

más de 6 años hace | 0

Respondida
remove occurrences of given characters in a string using find and []
If you absolutely have to use find then you could use function f=test(s,c) idx=find(s==c); s(idx)=[]; f=s; ...

más de 6 años hace | 0

| aceptada

Respondida
how can I count up the number from a specific interval?
Assuming you want the number of elements greater than 8 rather than the sum of the elements greater than 8 then you can simply u...

más de 6 años hace | 0

Respondida
Error Code Implicit Euler Method
The problem in the code itself is that in l(x+1)=l(x)-(((c*h)/3)*l(x+1))-16*m(x+1)*h; the l(x+1) term exceeds your matrix dime...

más de 6 años hace | 2

| aceptada

Respondida
How can I arrange the y-values in xyz-data in ascending order?
You can use sortrows(A, column) where A is your array and column is the column you wish to sort.

más de 6 años hace | 1

| aceptada

Resuelto

Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

más de 6 años hace

Resuelto

Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

más de 6 años hace

Resuelto

Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. The element values ...

más de 6 años hace

Resuelto

más de 6 años hace

Resuelto

Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

más de 6 años hace

Resuelto

más de 6 años hace

Resuelto

Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

más de 6 años hace

Resuelto

Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

más de 6 años hace

Resuelto

Solve a System of Linear Equations
*Example*: If a system of of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x₁_ + _x₂_ = 2 _x&#83...

más de 6 años hace

Resuelto

Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

más de 6 años hace

Resuelto

Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

más de 6 años hace

Resuelto

Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

más de 6 años hace

Resuelto

Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

más de 6 años hace