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Qin


University of Cape Town

67 total contributions since 2017

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Question


Anyone has wind speed data to share?
wind speed data for neural network testing.

2 years ago | 0 answers | 0

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answers

Solved


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

2 years ago

Solved


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

2 years ago

Solved


Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

2 years ago

Solved


Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

2 years ago

Solved


Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

2 years ago

Solved


Return area of square
Side of square=input=a Area=output=b

2 years ago

Solved


Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

2 years ago

Solved


Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

2 years ago

Solved


Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

2 years ago

Solved


Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

2 years ago

Solved


Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

2 years ago

Solved


Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

2 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

2 years ago

Solved


Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

2 years ago

Solved


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

2 years ago

Solved


Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

2 years ago

Solved


surface of a spherical planet
you just discovered its circumference, that is the input.

2 years ago

Solved


radius of a spherical planet
you just measured its surface area, that is the input.

2 years ago

Solved


pressure to dB?
given x ratio of pressure, find corresponding y dB

2 years ago

Solved


Try 1.5.4: Celsius to Fahrenheit
Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

2 years ago

Solved


Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

2 years ago

Solved


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

2 years ago

Solved


Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

2 years ago

Solved


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]

2 years ago

Solved


Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

2 years ago

Solved


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

2 years ago

Solved


Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

2 years ago

Solved


Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

2 years ago

Solved


Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

2 years ago

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