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Goklas Tomu Simbolon, Opim Salim Sitompul, Erna Budhiarti Nababan
Pág. 86 - 100
Data security is one of the most important aspects of today's information era. Some methods are used to secure important data from hackers. The LSB is a steganographic algorithm that is often used to store data in the last bit. In order to improve the se...
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Alexander F.K. Sibero, Opim Salim Sitompul, Mahyuddin K.M. Nasution
Pág. 62 - 73
Self-Organizing Map (SOM) is an unsupervised artificial neural network algorithm. Even though this algorithm is known to be an appealing clustering method,many efforts to improve its performance are still pursued in various research works. In order to ga...
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Erna Budhiarti Nababan, Opim Salim Sitompul, Yuni Cancer
Pág. 87 - 100
Population size of classical genetic algorithm is determined constantly. Its size remains constant over the run. For more complex problems, larger population sizes need to be avoided from early convergence to produce local optimum. Objective of this rese...
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