Risolto


Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

oltre 11 anni fa

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Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

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Risolto


Subtract 12 from x
given a number x, return y, which is x - 12

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design a magic matrix without using the command magic.
Like magic(4) = 16 3 2 13;5 10 11 8;9 6 7 12;4 15 14 1

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This is a palindrome and so am I
A palindrome is a sequence of characters which reads the same backward or forward, for instance 'a man a plan a canal panama'...

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Dealing with correlation results!
In this problem we would like to transform correlation coefficient MATRIX to a VECTOR which includes only unique elements of coe...

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Risolto


Calculate trends in time series
Create a new variable that has trends in input series. If _t+1_ is bigger than or equal to _t_, than trend in _t_ will be 1, oth...

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Risolto


Simulating the selection of a state with given probabilities
Lets say we have 3 different states [1,2,3] with the probabilities of occurrences of each state is given as [0.5 0.2 0.3]. Which...

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Risolto


Is the test point on the line segment?
Given the [x,y,z] coordinates for the three points pa, pb, and pc, return true if the test point pc is on the line segment with ...

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Problema


The cake is a lie...
You're hosting a birthday party with a large number of screaming children. Fortunately, you have a gigantic sheet cake in front...

oltre 11 anni fa | 1 | 43 risolutori

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Scrabble Scores - 4
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Given an input string, generate a variable name out of it
Given an input string, generate a variable name out of it in easy to read format by a programmer. If the input string contai...

oltre 11 anni fa

Risolto


Combined Ages 4 - Non-symmetric with multiples, n ≥ 3
This problem is slightly more difficult than <http://www.mathworks.com/matlabcentral/cody/problems/42383-combined-ages-3-non-sym...

oltre 11 anni fa

Risolto


Combined Ages 3 - Non-symmetric, n ≥ 3
Pursuant to the previous two problems ( <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-...

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Risolto


Combined Ages 2 - Symmetric, n ≥ 3
Following on <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-3 Combined Ages 2>, you wil...

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Risolto


Recursive Standard Deviation
When you have a large set of data, it can be resource consuming to calculate standard deviation at every step. So why not calcul...

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Risolto


median3d filter
Give any 3D matrix A of size h,w,d and neighborhood radius r , find its median filtered output B. function B=median3d(A,r)

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Risolto


Days until next NewYear ball drop
Given a date string in the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', calculate the number of *days* until the dropping of the ...

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Risolto


Create a Standard Size Vector
Given an input x, create a row vector y from 1 to x with 5 elements.

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Risolto


Can't wait for NewYear ball drop !
Given an input string of the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', return a string message indicating how many days, hours...

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Risolto


Disjunctive Normal Form
This problem is the companion to Problem <http://www.mathworks.com/matlabcentral/cody/problems/1484 1484>. In Boolean logic, a f...

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Risolto


Divisible by n, prime divisors - 11, 13, 17, & 19
Divisibility checks against prime numbers can all be accomplished with the same routine, applied recursively, consisting of add ...

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Risolto


Get the array of sum for three consecutive numbers in an array
Get the array of sum, for three consecutive numbers in an array. if Input 'x' does not have at-least 3 elements then 'y' shou...

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Risolto


Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

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Risolto


Find the realtion between x and y
x=1 then y=3, x=2 then y=7, x=3 then y=13,

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Risolto


Divisible by n, prime divisors (including powers)
For this problem, you will be provided an array of numbers (not necessarily in order). Return the array of numbers with only pri...

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Risolto


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...

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Risolto


Divisible by n, prime vs. composite divisors
In general, there are two types of divisibility checks; the first involves composite divisors and the second prime divisors, inc...

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Risolto


Array
Create a 3 by 3 array of 1s

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