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MONITORING KUALITAS PH DAN KEKERUHAN AIR LAUT DALAM MENJAGA EKOSISTEM TERUMBU KARANG MENGGUNAKAN METODE FUZZY LOGIC Asrori, Hazynatul; EP, Amak Yunus; Muhammad Priyono Tri Sulistyanto
Jurnal Fakultas Teknologi Informasi Vol 7 No 1 (2024): BIMASAKTI
Publisher : Fakultas Sains dan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21067/bimasakti.v7i1.10705

Abstract

 The condition of the sea and coastal areas is getting worse every day. Poor sea conditions will damage the marine ecosystem because the quality of sea water is a very important factor for the survival of coral reefs and other marine biota. To reduce the impacts that occur due to poor water quality, a monitoring and control system is needed so that water quality can be controlled properly. Therefore, the author makes a coral reef ecosystem monitoring system using the Fuzzy Logic method, the system will monitor the pH and turbidity of water, then use fuzzy as a decision support method to determine the quality of sea water.
Penerapan Metode Algoritma Djikstra Dan Klasifikasi Bayesian Sebagai Kecerdasan Buatan Pada Game Bujang Beji Adventure Jodianus; Ep, Amak Yunus; Wiguna, Anggri Sartika
Jurnal Ilmiah Informatika Global Vol. 14 No. 1
Publisher : UNIVERSITAS INDO GLOBAL MANDIRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36982/jiig.v14i1.2982

Abstract

Game is a game that is much favored by children and adults who are used to just fill spare time or even to seek entertainment, games have various types, one of which is the Bujang Beji Adventure game, the Bujang Beji game genre Role Playing Game (RPG), the Bujang Beji game has a weakness in the behavior of the NPCs which is monotonous and easy to beat so that it makes the game feel boring, it takes an intelligence that can make NPCs make their own decisions, in this study artificial intelligence was designed using the djikstra algorithm and bayesian classification, the djikstra algorithm is an algorithm pathfinding is used in the process of determining the shortest route, with this algorithm it is hoped that the NPC can determine the shortest route to players from 11 node points, the use of bayesian classification in the Bujang Beji game as a decision-making system with the output of hitting and shooting actions based on 4 parameters, namely : APP, HP, Distance, MANA, on 15 test results of the djikstra algorithm by changing the starting point and destination point, it was found that the NPC can determine the shortest route between the NPC and the player. And the Bayesian classification test obtained an accuracy rate of 86%.
PERBANDINGAN ALGORITMA XTREME GRADIEN BOOSTING DAN ALGORITMA DECISIEN TREE DALAM KLASIFIKASI HIV/AIDS Saru, Bonefasius Erifan; Nugaraha, Danang Aditya; EP, Amak Yunus
Jurnal Fakultas Teknologi Informasi Vol 8 No 1 (2025): BIMASAKTI
Publisher : Prodi Teknik Informatika, Fakultas Sains dan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21067/bimasakti.v8i1.13018

Abstract

This study compares the performance of the Decision Tree and Extreme Gradient Boosting (XGBoost) algorithms in classifying HIV/AIDS infection status. A quantitative experimental design was employed using a secondary dataset of 2,139 records and 23 attributes obtained from an open-source platform. Data preprocessing included checking for missing values, removing duplicates, detecting and handling outliers with the Interquartile Range (IQR) method, and applying feature scaling. The models were trained and tested with three data split ratios (70:30, 80:20, and 90:10). Evaluation metrics comprised accuracy, precision, recall, and F1-score derived from the confusion matrix.The results show that XGBoost achieved the highest performance, reaching 99.16 % accuracy, 98.17 % precision, 99.16 % recall, and 99.16 % F1-score with a 90:10 data split. In comparison, the Decision Tree achieved a maximum accuracy of 95 % with an F1-score of approximately 95 % under the same conditions. These findings confirm that XGBoost consistently outperforms the Decision Tree in accuracy and generalization across all data-split scenarios. This research concludes that XGBoost is more suitable for developing data-driven decision support systems for HIV/AIDS infection detection.