نتایج جستجو برای: island genetic algorithm

تعداد نتایج: 1358291  

2006
Guangzhong Sun Guoliang Chen

Genetic algorithms (GAs) is a kind of powerful method for solving complex problems. Generally, parallel computing is used together with GAs to achieve better execution time and there exist several models for Parallel Genetic Algorithms (PGAs), such as master-salve model and island model. Currently, PC cluster is the common architecture for parallel computing with high performance-price-ratio. I...

For many years, cryptanalysis has been considered as an attractive topic in jeopardizing the security and resistance of an encryption algorithm. The SDES encryption algorithm is a symmetric cryptography algorithm that performs a cryptographic operation using a crypt key. In the world of encryption, there are many search algorithms to cryptanalysis. In these researches, brute force attack algori...

Journal: :مهندسی سازه 0
ارژنگ صادقی

the main purpose of design in civil engineering is to establish a project which has the most versatility on the expected needs and existing conditions. through optimization this is equivalent to determination of a group of design variables that cause minimizing the object function versus imposed loads, restraints and predetermined parameters. in this research, genetic algorithm method is used t...

2002
Akio YAMAMOTO Hiroshi HASHIMOTO

The distributed genetic algorithm (DGA) is applied for loading pattern optimization problems of the pressurized water reactors. A basic concept of DGA follows that of the conventional genetic algorithm (GA). However, DGA equally distributes candidates of solutions (i.e. loading patterns) to several independent “islands” and evolves them in each island. Communications between islands, i.e. migra...

Journal: :Croatian medical journal 2006
Vanja Saftić Diana Rudan Lina Zgaga

Among Croatian islands, there are several which are known for unusual autochthonous diseases and specific medical conditions that result from the reproductive isolation and specific population genetic structure. These populations are characterized by high degree of genetic isolation, consanguinity, and inbreeding. The reported diseases include Mal de Meleda on Mljet island, hereditary dwarfism ...

Journal: :iranian journal of cancer prevention 0
akram safaei sara sobhi mostafa rezaei-tavirani mohammad reza zali

abstract: colorectal cancer (crc) is the third most common cancer in men and the second most common cancer in women worldwide. both genetic and epigenetic alterations are common in crc and are the driving force of tumorigenesis. chromosomal instability, microsatellite instability and cpg island methylator phenotype pathways are responsible for genetic instability in colorectal cancer. chromosom...

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