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1 year 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...

1 year 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...

1 year ago

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1 year 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 ...

1 year 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| ...

1 year 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|...

1 year ago

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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,....

1 year ago

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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...

1 year ago

Solved

Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

1 year ago

Solved

Smith numbers
Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at <http://en.wikipedi...

1 year ago

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

1 year ago

Solved

Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

1 year ago

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

1 year 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...

1 year 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...

1 year 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...

1 year 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:...

1 year ago

Solved

When the sum of the cubes is a quartic...

1 year ago

Answered
How can I automatically let Matlab input the file in sequence?
for i=1:1000 [y,Fs] = audioread(['sample' num2str(i) '.wav']); spectrogram(y,'yaxis') saveas(gcf,['sample' num...

2 years ago | 0

Answered
How to calculate the transfer function for a 16 input system?
It depends on what type of Transfer Function you want to use. For example, if you want to use an ARX model (I am using random i...

2 years ago | 0

Answered
Regarding concatenated error.
data = cell2mat(data1')

2 years ago | 0

| accepted

Question

Can You Explain This Weird Behavior
Weird Behavior I came across some weird behavior while writing an m-file. I have managed to isolate the problem as follows: ...

7 years ago | 2 answers | 1

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answers

Solved

Bleed non-zeros to the right
What a title! Yet, it says what I mean. You get a vector, some values and a lot of zeroes. Every zero is replaced by the firs...

8 years ago

Solved

Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

8 years ago

Solved

What percentage?
Calculate the output c as the percentage of a on b for given a and b.

9 years ago

Solved

CARDS PROBLEM
Read my mind and tell me the card number that I have now in my hands.

9 years ago

Solved

Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

9 years ago

Solved

factor to number
e.g. input number x=10 then it should produce y=25 or x=100 then y should be 2255. write a function or code to generate the same...

9 years ago

Solved

Make a vector of prime numbers
Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

9 years ago