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Rafael S.T. Vieira


Last seen: Today
3.538 total contributions since 2020

I'm a post-doctoral researcher of Computer Science at the Federal University of Ceará. And I hold a Ph.D. in Computer Science with an emphasis in Computer Graphics.

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Rafael S.T. Vieira's Badges

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  • R2016b Feature Challenge Master
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Solved


Sum of all the divisors of n

19 Minuten ago

Solved


Ternary Conditional Operator
Returns one of two expressions depending on a condition. (test) : (expression1) : (expression2) *test:* Any Boolean ex...

27 Minuten ago

Solved


Derivative function
Given a function handle f, generate a function that evaluates the derivative of f Examples: f = @sin; df = De...

etwa eine Stunde ago

Solved


PRIME GENERATOR

etwa eine Stunde ago

Solved


Seperate 2nd column in a matrix

etwa eine Stunde ago

Solved


Find the value of Y

etwa eine Stunde ago

Solved


NaN

etwa eine Stunde ago

Solved


imaginary

etwa eine Stunde ago

Solved


Real

etwa eine Stunde ago

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Size

etwa eine Stunde ago

Solved


Matrix operation

etwa eine Stunde ago

Solved


Swap

etwa eine Stunde ago

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Get Next Combination
Return next combination For example three-element combinations of 1:5 1 2 3 1 2 4 1 ...

etwa 2 Stunden ago

Solved


Write out numbers in words
Write out numbers in words ( range [0-9999] ) with British spelling rules. For example; * 1 > one * 56 > fifty-six * 100 >...

etwa 2 Stunden ago

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Bridge and Torch Problem - Minimum time
<https://en.wikipedia.org/wiki/Bridge_and_torch_problem Details of the problem ...> Input is crossing time list. (for exampl...

etwa 3 Stunden ago

Solved


Bridge and Torch Problem - Probability
<https://en.wikipedia.org/wiki/Bridge_and_torch_problem Details of the problem ...> There are four people who wants to cross...

etwa 3 Stunden ago

Solved


Bridge and Torch Problem - Length of Unique Time List
<https://en.wikipedia.org/wiki/Bridge_and_torch_problem Details of the problem ...> Input is crossing time list. (for exampl...

etwa 7 Stunden ago

Solved


Basic Monte Carlo Simulation
Input is a matrix including service time and probability of service time. Another input is a random number. Function should tran...

etwa 7 Stunden ago

Solved


How many bytes an image requires from RAM?

etwa 14 Stunden ago

Solved


Takuzu row
Takuzu row is one row in a logic puzzle of a rectangular grid. The rules are as follows: (1) The row is filled with 1s and 0s...

ein Tag ago

Solved


Siblings of a graphics object
Given a valid, scalar, handle of a graphical object: find the set of all objects that have the same parent as the original that...

ein Tag ago

Solved


1D DCT-II transform.
Implement a function that calculates 1D Discrete Cosine Transform <http://en.wikipedia.org/wiki/Discrete_cosine_transform#DCT-II...

ein Tag ago

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Find the function 2
Given a set of point (x,y) and the coordinate x of a new point, find the y value of new point. Test Suite is based on only one ...

2 Tage ago

Solved


Bleed non-zeros to the right using REGEXP, and that sort of cheatcodess...
This one is quite similar to <http://www.mathworks.nl/matlabcentral/cody/problems/1998-bleed-non-zeros-to-the-right>. But thi...

2 Tage ago

Solved


Quine : write a quine in MATLAB
Quine is a type of program whose output matches the source code. See: <https://en.wikipedia.org/wiki/Quine_(computing) Quine in...

2 Tage ago

Solved


Optimally fill a container with elements of different sizes
Given a row vector V of different numerical values and a size limit L, return a 1x2 vector A, containing (a) the largest sum of ...

2 Tage ago

Solved


Find the function
Given a set of point (x,y) and the coordinate x of a new point, find the y value of new point.

2 Tage ago

Solved


Sudoku

2 Tage ago

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