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Roger Kalvig


Last seen: 3 Monate ago Active since 2021

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Question


Multiple outputs from a for loop
Basic problem, but I can't find the solution: consider basic a for loop: for i = 1:5 z(i)=3*i end It produces a vector ...

3 Monate ago | 1 answer | 0

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answer

Question


Limiting bulitin function (sine)
I have the following problem in matlab: i need to create a function (well, it is rather relationship between x and y than funct...

4 Monate ago | 1 answer | 0

1

answer

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 ...

etwa ein Jahr ago

Solved


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

etwa ein Jahr ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

etwa ein Jahr 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 ...

etwa ein Jahr ago

Solved


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

etwa ein Jahr ago

Solved


Find max
Find the maximum value of a given vector or matrix.

etwa ein Jahr ago

Solved


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

etwa ein Jahr ago

Solved


Inner product of two vectors
Find the inner product of two vectors.

etwa ein Jahr ago

Solved


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

etwa ein Jahr ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

etwa ein Jahr ago

Solved


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,....

etwa ein Jahr ago

Solved


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...

etwa ein Jahr ago

Solved


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

etwa ein Jahr ago

Solved


Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

etwa ein Jahr ago

Solved


Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

etwa ein Jahr ago

Solved


Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

etwa ein Jahr ago

Solved


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

etwa ein Jahr ago

Solved


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...

etwa ein Jahr ago

Solved


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| ...

etwa ein Jahr ago

Solved


Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x₁_ + _x₂_ = 2 _x₁...

etwa ein Jahr ago

Solved


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...

etwa ein Jahr ago

Solved


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...

etwa ein Jahr ago

Solved


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...

etwa ein Jahr ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

etwa ein Jahr ago