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Performance Analysis of Random Forest Algorithm with Smote for Multi-Class Attack Detection Komalasari, Ratna; Aji, Mukhlis Prasetyo; Wicaksono, Agung Purwo; Fitriani, Maulida Ayu
Mobile and Forensics Vol. 8 No. 1 (2026)
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/mf.v8i1.14584

Abstract

The increasing sophistication of cyberattacks necessitates the development of detection systems capable of accurately identifying various threat types. Data imbalance within attack logs presents a substantial challenge that can undermine the effectiveness of detection models. This study introduces a multi-class cyberattack detection model employing the Random Forest algorithm, optimized through the Synthetic Minority Over-sampling Technique (SMOTE) to address data imbalance. The innovative aspect of this research lies in integrating Random Forests and SMOTE to improve multi-class classification accuracy on local attack log datasets. This approach remains sparsely explored in academic research. The dataset consists of 3000 cyberattack logs from the Information Systems Bureau of Muhammadiyah University Purwokerto, spanning 10 cyberattack categories. The research process involved data collection, pre- processing, division, model training, and evaluation. Results indicate that the model achieved an average F1-macro score of 76% and a weighted average of 93%, with the " Threat Level Medium " feature identified as the most influential predictor. These findings suggest that the combination of Random Forest and SMOTE effectively enhances multi-class detection performance and presents promising prospects for log-based cybersecurity systems in educational and industrial environments.
Korelasi Status Fisiologi Kambing Perah pada Kondisi Lingkungan di Peternakan Sekar Menda Sidomulyo Pangandaran Komalasari, Ratna; Mutaqin, Bambang Kholiq; Ismiraj, Muhammad Rifqi
Jurnal Sumber Daya Hewan Vol 7, No 1 (2026): Jurnal Sumber Daya Hewan
Publisher : Program Studi Peternakan K. Pangandaran, Universitas Padjadjaran PSDKU Pangandaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/jsdh.v7i1.67149

Abstract

Peningkatan suhu dan kelembapan di daerah tropis dapat memicu stres panas pada kambing perah, yang ditandai dengan perubahan respons fisiologis. Penelitian ini bertujuan untuk menganalisis korelasi antara Temperature Humidity Index (THI) dengan status fisiologi kambing perah di Peternakan Sekar Menda, Sidomulyo, Pangandaran. Penelitian dilakukan selama 7 hari menggunakan metode deskriptif kuantitatif dengan pendekatan observasional. Terdapat 30 ekor kambing perah Peranakan Etawah (PE) yang diamati pada tiga waktu berbeda (04.00–06.00, 12.00–14.00, dan 18.00–20.00 WIB). Data suhu dan kelembapan digunakan untuk menghitung nilai THI, sedangkan parameter fisiologis meliputi frekuensi respirasi, denyut jantung, dan temperatur rektal. Hasil penelitian menunjukkan rata-rata THI sebesar 79,77 (cekaman ringan-sedang), dengan nilai tertinggi 82,55 terjadi pada siang hari. Peningkatan THI diikuti kenaikan parameter fisiologis secara signifikan. Analisis korelasi Pearson menunjukkan THI memiliki hubungan positif yang signifikan (p < 0,001) terhadap frekuensi respirasi (r = 0,679), denyut jantung (r = 0,453), dan temperatur rektal (r = 0,730). Korelasi terkuat terdapat pada temperatur rektal, diikuti frekuensi respirasi dan denyut jantung.