# Gifari Zulkarnaen

### Korea University

Last seen: casi 3 años hace Con actividad desde 2019

Followers: 0   Following: 0

All

Ver insignias

#### Feeds

Ver por

Multi-objectives Harmony Search Optimization
Multi-objectives Harmony Search optimization algorithm as Matlab function

alrededor de 3 años hace | 7 descargas |

Problema

Decimal to Binary conversion for Large Integers

más de 3 años hace | 0 | 3 solvers

Resuelto

Approximation of Pi (vector inputs)
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given numbe...

más de 3 años hace

Resuelto

Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given numbe...

más de 3 años hace

Resuelto

Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

más de 3 años hace

Resuelto

Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...

más de 3 años hace

Resuelto

MATLAB Counter
Write a function f = counter(x0,b) to construct a counter handle f that counts with an initial value x0 and a step size b. E...

más de 3 años hace

Resuelto

5 Prime Numbers
Your function will be given lower and upper integer bounds. Your task is to return a vector containing the first five prime numb...

más de 3 años hace

Resuelto

Recaman Sequence - II
Take an arbitrary starting point as input and create Recaman Sequence. Then find the 1, return its index. For example: if n =...

más de 3 años hace

Resuelto

Recaman Sequence - I
Recaman Sequence (A005132 - <http://oeis.org/A005132 - OEIS Link>) is defined as follow; seq(0) = 0; for n > 0, seq(n) ...

más de 3 años hace

Resuelto

Sums of Multiple Pairs of Triangular Numbers
This is a follow-up to <https://www.mathworks.com/matlabcentral/cody/problems/44289 Problem 44289> - Find two triangular numbers...

más de 3 años hace

Resuelto

Find two triangular numbers whose sum is input.
Find two triangular numbers whose sum is _input_. Note: The difference beetween the triangular numbers should be minimum.

más de 3 años hace

Resuelto

Van Eck's Sequence's nth member
Return the Van Eck's Sequence's nth member. For detailed info : <http://oeis.org/A181391 OEIS link> and <https://www.theguard...

más de 3 años hace

Resuelto

Write c^3 as sum of two squares a^2+b^2
write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...

más de 3 años hace

Resuelto

Predicting life and death of a memory-less light bulb
*&#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &#128161 &...

más de 3 años hace

Resuelto

A Simple Tide Gauge with MATLAB
*&#8767 &#8767 &#8767 &#8767 &#8767 &#8767 &#8767 &#8767* You are standing in a few inches of sea water on a beach. You a...

más de 3 años hace

Resuelto

Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

más de 3 años hace

Resuelto

The glass half full
Identical glasses are placed in a triangular tower structure, such that the top level (L = 1) comprises one glass, the next leve...

más de 3 años hace

Resuelto

Is it really a 5?
A number containing at least one five will be passed to your function, which must return true or false depending upon whether th...

más de 3 años hace

Resuelto

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

más de 3 años hace

Resuelto

Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

más de 3 años hace

Resuelto

Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

más de 3 años hace

Binary Arithmetic Operations for Large Number
Basic binary arithmetic operation algorithms which can handle very large numbers.

más de 3 años hace | 1 descarga |

Problema

Carmichael Number

más de 3 años hace | 3 | 10 solvers

Resuelto

Exponentiation
Given 3 integers b,e,k; find -- mod(b^e,k)

más de 3 años hace

OpenSees-Matlab Interaction of Truss Example
This is example code on how to interact between OpenSees and Matlab

más de 3 años hace | 5 descargas |

Resuelto

Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

casi 4 años hace

Pregunta

Is there a way to speed up the time for calling external program?
I am doing optimization problem. The objective function requires to call external program. But time for calling the program (0.1...

casi 4 años hace | 0 respuestas | 0

### 0

respuestas

Respondida
Help !! How to use Genetic Algorithm for maximisation process as it is used for minimisation process?
Make the fitness function to be 1/f(x) where f(x) is your original maximization.

casi 4 años hace | 1

Respondida
poisson regression using genetics algorithm
I dont really understand statistics and PR, but I think you can define the objective function as a function of PR variables whic...

casi 4 años hace | 1