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Aki Kangasmäki


Docrates Cancer Center

229 total contributions since 2014

Professional Interests: radiotherapy, nuclear medicine, radiology, image processing, data analysis

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  • CUP Challenge Master
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Solved


Angle between two vectors
You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...

3 years ago

Solved


Sideways sum
Given natural number calculate its _population count_.

4 years ago

Solved


Write a function man that takes a row vector v and returns a matrix H as follows..
Write a function called man that takes a row vector v as an input and returns a matrix H whose first column consist of the eleme...

4 years ago

Solved


Determine if a Given Number is a Triangle Number
*Description:* Determine if the elements of an input array are triangle numbers and return the result as an array with the sa...

4 years ago

Solved


Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

4 years ago

Solved


The prisoner
"We want information, information, information." "Who are you?" Input can be a string or a number (array).

4 years ago

Solved


Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

4 years ago

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Perfect Square
Find a function that finds the root of a perfect number!

4 years ago

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Determine the full width at half max
Determine the full width at half max of a curve. The full width at half maximum (FWHM) is a parameter which is used for desc...

4 years ago

Solved


Distance a ball travels after throwing vertically
Calculate the total distance *'d'* (in meters) a ball would travel after *'s'* seconds and starting velocity of *'v'* (in m/s). ...

4 years ago

Solved


Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

4 years ago

Solved


Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

4 years ago

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Sum the elements in either diagonal of a square matrix
Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal.

4 years ago

Solved


Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...

4 years ago

Solved


surface of parallelogram
Given 2 vectors of each 3 elements, determine the surface of the parallelogram which can be created from these 2 vectors.

4 years 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.

4 years ago

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Back to Basics - Find no. of elements in a matrix?
Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

4 years ago

Solved


Was ist denn los?
Nur für deutschsprechende Leute! Wie geht's? ...also gut, bis bald!

4 years ago

Solved


Matrix FUN
Given a Matrix M, find out the number of elements of matrix that are divisible by 3. M = [1 2 3;4 5 6;7 8 9]; ou...

4 years ago

Solved


Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...

4 years ago

Solved


Reverse the input
Given an input (n), produce an output in the reverse order with out using string variables or string function. Example x ...

4 years ago

Solved


MATCH THE STRINGS (2 CHAR) very easy
Match the given string based on first two characters on each string. For example A='harsa'; b='harish'; result '1' ...

4 years ago

Solved


Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

4 years ago

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Potential Energy
Calculate the potential energy of a rock.

4 years ago

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Concatenate strings
concatenate a variable number of input strings to produce one outputstring

4 years ago

Solved


Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

4 years ago

Solved


Evil Number
Check if a given natural number is evil or not. Read more at <https://oeis.org/A001969 OEIS>.

4 years ago

Solved


CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

4 years ago

Solved


Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

5 years ago

Solved


Create an array (n,n) where only diagonal elements are '1' and others are '0'
Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

5 years ago

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