JURNAL INSTEK (Informatika Sains dan Teknologi)
Vol 9 No 2 (2024): OCTOBER

OPTIMIZING CNN PERFORMANCE FOR AI-GENERATED IMAGE CLASSIFICATION: A COMPARATIVE STUDY OF ARCHITECTURES AND OPTIMIZERS USING K-FOLD CROSS-VALIDATION

Malau, Fransiscus Rolanda (Unknown)



Article Info

Publish Date
05 Mar 2025

Abstract

This study investigates CNN optimization for classifying AI-generated images. Using the CIFAKE dataset (60,000 real and 60,000 AI-generated images), we evaluated four CNN configurations with varying complexity and four optimization algorithms through 5-fold cross-validation. Our findings show Configuration 4 (4 Conv, 2 MaxPool) with Adam optimizer achieved the highest validation accuracy (0.8368±0.0135). Adam demonstrated consistent performance across architectures, while SGD showed strong but variable results improving with model complexity. Adagrad and Adadelta consistently underperformed. The final model achieved 85.28% test accuracy with balanced precision (0.8531) and recall (0.8528). Results indicate more complex architectures combined with adaptive optimizers like Adam provide superior performance for AI-generated image classification, with the balance between model complexity and optimizer selection being crucial. The consistent performance across real and fake categories demonstrates this approach's robustness for deepfake detection applications.

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Journal Info

Abbrev

instek

Publisher

Subject

Computer Science & IT Control & Systems Engineering Electrical & Electronics Engineering Engineering

Description

The Scope topics include, but are not limited to : Agent System and Multi-Agent Systems Analysis & Design of Information System Artificial Intelligence Big Data and Data Mining Cloud & Grid Computing Computer Vision Cryptography Decision Support System DNA Computing E-Government E-Business ...