Community Profile goc3

Last seen: 7 días ago Active since 2014

Materials Scientist / Metallurgist / Mechanical Engineer

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Moving sum with variable window
The moving sum can be calculated in MATLAB with movsum. However, that function requires that the window be a scalar. Is there a ...

7 días ago | 0 answers | 0

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Question

Convolution using non-constant kernel?
Is there a faster way of performing convolution using a non-constant kernel than with a loop? The kernel contains values complet...

7 días ago | 0 answers | 0

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Question

Quicker way to subtract large vectors using a sliding window?
Below is code with comments for two versions of vector subtraction using a sliding window. I got the math to work (first method ...

7 días ago | 0 answers | 0

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Question

MATLAB Compare Tool in 2021b
Some changes have been made to the comparison tool in MATLAB 2021b that are steps backwards, in my opinion. Or, there are prefer...

29 días ago | 1 answer | 0

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sign function

3 meses ago

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step function

3 meses ago

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Draw matrix 'Swiss flag'( Euro 2020)
Draw a x-by-x matrix 'Swiss flag' using '0' and '1'.(x is odd and bigger than 4) Example x=5 ...

3 meses ago

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3n + 1 Problem (a.k.a The Collatz Conjecture)
The 3n + 1 problem (a.k.a The Collatz Conjecture) Consider the following algorithm to generate a sequence of numbers. Start wit...

3 meses ago

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imaginary

3 meses ago

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Real

3 meses ago

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NaN

3 meses ago

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Tribonacci Sequence
Generate the tribonacci sequence upto n

3 meses ago

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F.R.I.E.N.D.S

3 meses ago

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How many Christmas presents under the tree?
For many families at Christmas, each family member gives 1 present to every other family member. The main exception is that chil...

3 meses ago

Problemas in Cody Area
Mariola, I just checked your community profile and I do not see any Cody progress. Are you sure that you were logged into mathwo...

3 meses ago | 0

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Diagonal Prod

3 meses ago

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Generate Golomb's sequence
Generate Golomb's sequence up to the given number. If n=4, then seq = [1, 2, 2, 3, 3, 4, 4, 4] If n=6, then s...

3 meses ago

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Wythoff Sequence
Find the lower Wythoff sequence up to n. For more information, <https://oeis.org/A000201>

3 meses ago Poll

What is your favorite type of Cody Problem Group?

Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

4 meses ago

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balance vector
Given a non-empty vector x with integer elements. x shall be called balance vector if one can split the elements of x into two g...

5 meses ago

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Return the sequence element II
Given positive integers x and n, return a positive integer, y, which is the nth term in the <https://en.wikipedia.org/wiki/Juggl...

5 meses ago

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The perimeter of a circle
Calculate the perimeter of a circle E.g If input r(radius) = 2 , the output( the perimeter of a circle) = 12.5664.

5 meses ago

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Number Puzzle - 025

5 meses ago

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Number Puzzles - 021

5 meses ago

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Number Puzzles - 020

5 meses ago

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Find the number of rectangles
There is a m*n grade given. Find the number of rectangles in the grid. Remember, a square is also a rectangle.

5 meses ago

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Dimensions of Spaces
Find the dimension of the column space, null space, row space, and left null space for any matrix. Example input A=[1 2 ...

5 meses ago