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Menampilkan 61–70 dari 811 artikel
Implementation of Machine Learning for Credit Card Fraud Detection using Logistic Regression and Gradient Boosting
Dinamik
Vol 31
, No 1
(2026)
Credit card fraud is a critical issue in digital financial transactions. This study aims to develop and evaluate fraud detection models using Logistic Regression and Gradient Boosting on an imbalanced dataset, where fraudulent transactions constitute only a small portion of the data. To address this imbalance, the Synthetic Minority Over-sampling Technique (SMOTE) was applied during preprocessing. Logistic Regression, used as a baseline model, achieved 95% accuracy, 78.6% precision, 55.9% recall...
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Sistem Prediksi Prestasi Akademik Mahasiswa Program Studi Pendidikan Agama Islam Menggunakan C4.5
Dinamik
Vol 31
, No 1
(2026)
Current advances in information technology have encouraged universities to utilize student academic data as a basis for decision-making, one of which is predicting academic achievement. This study aims to apply the C4.5 algorithm to develop a system for predicting student academic success in the Islamic Religious Education Study Program. This method was chosen because it produces a decision tree model that is easy to understand and has a high level of accuracy. The data used comes from student a...
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Gotong Royong Membantu Nelayan Membersihkan dan pengeringan Rumput Laut di Pantai Amal Kec. Tarakan Timur
Nurul Hidayat
; Mengsi Mengsi
; Maria Rosita
; Sulaiman Sulaiman
; Lola Tersya Fitriani
; Juni Satu
; Yustinus Jemi
Karunia: Jurnal Hasil Pengabdian Masyarakat Indonesia
Vol 4
, No 4
(2025)
This Community Service activity aims to foster a spirit of mutual cooperation and to assist local fishermen engaged in seaweed businesses in the processing and cleaning of their harvests in the Amal Beach Area, East Tarakan District. Seaweed harvested from the sea needs to undergo a thorough cleaning process to maintain its quality, ensure market readiness, and meet industry standards. The activity was carried out by six implementers who collaborated directly with the local fishermen through mut...
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Legenda ‘Telaga Pitu Sarinembah’ dan Relevansinya dalam Pembelajaran Bahasa Indonesia (Analisis Struktur dan Fungsi)
Klitika: Jurnal Ilmiah Pendidikan Bahasa dan Sastra Indonesia
Vol 7
, No 2
(2025)
Penelitian ini bertujuan untuk mendeskripsikan struktur, fungsi, dan relevansi legenda “Telaga Pitu Sarinembah” dengan pembelajaran Bahasa Indonesia di SMA Negeri 1 Longkib. Legenda ini tidak hanya menyampaikan bersifat hiburan atau mitis saja, tetapi memiliki fungsi yang mencerminkan sistem nilai masyarakat Karo yang menjunjung tinggi etika dan kearifan lokal dalam kehidupan bermasyarakat. Metode penelitian dilakukan dengan metode kualitatif yang mendeskripsikan struktur, fungsi, dan relevansi...
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Pelatihan Pemanfaatan Aplikasi Geogebra Sebagai Media Pembelajaran Matematika pada Guru-Guru di SDN Bancong Kabupaten Madiun
Untari, Erny
; Kurniawati, Inung Diah
; Miranda, Febiola Dwi
; Yuanmar, Putri Rose Viana
; Thariq, Aqwamith
; Nugroho, Mohammad Teguh
; Suryaningputri, Dwi Amartani
Karunia: Jurnal Hasil Pengabdian Masyarakat Indonesia
Vol 4
, No 4
(2025)
The rapid development of technology in today's era requires every profession to align with existing developments. The teaching profession is no exception. Teachers must be able to utilize technology in the learning process to create an engaging learning environment for students. To support this capability, training is essential. This community service activity aims to provide training to teachers at Bancong Elementary School in Wonoasri District, Madiun Regency, to familiarize themselves with a...
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Implementation of Naïve Bayes Algorithm on the Eligibility of Kartu Indonesia Pintar Scholarship (Case Study: University of Sepuluh Nopember Papua)
Siahaan, Daniel Bienfield Manahan
; Bagre, Estevina Carolina
; Wanda, Jered Imanuel
; Silahooy, Grisye
; Sutejo, Heru
; Siahaan, Daniel Bienfield Manahan
; Bagre, Estevina Carolina
; Wanda, Jered Imanuel
; Silahooy, Grisye
; Sutejo, Heru
JUISI : Jurnal Ilmiah Sistem Informasi
Vol 4
, No 1
(2025)
Program KIP Kuliah bertujuan memperluas akses pendidikan tinggi yang adil, namun seleksi manual di tingkat kampus kerap subjektif dan sukar diaudit. Penelitian ini menawarkan dukungan seleksi berbasis data menggunakan klasifikator Naive Bayes untuk membantu pengambilan keputusan di Universitas Sepuluh Nopember Papua. Tujuan penelitian adalah: (1) merancang dan mengimplementasikan model yang transparan dan replikabel untuk memprediksi kelayakan beasiswa, serta (2) mengevaluasi kinerjanya dengan m...
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Students' analogical reasoning and creative thinking across mathematical ability levels
AKSIOMA : Jurnal Matematika dan Pendidikan Matematika
Vol 16
, No 3
(2025)
This study examines students' analogical reasoning and creative thinking in solving open-ended mathematical reflection problems across different levels of mathematical ability. Using a qualitative descriptive approach, data were collected from ninth-grade students through written tasks and interviews, with three participants representing high, medium, and low ability levels. The analysis focused on the stages of analogical reasoning: structuring, mapping, applying, and verifying based on Ruppert...
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Prediction of Unselling Menu Items for Bundling and Promotion Strategies in Cafés Using Decision Tree Algorithm
Karubun, Fheisyach Artianshal
; Kluman, Didaktus Baptista
; Febriansyah, Rahul
; Pali, Putra Emanuel
; Satia, Aldo Yunus Lazarus
; Sutejo, Heru
; Karubun, Fheisyach Artianshal
; Kluman, Didaktus Baptista
; Febriansyah, Rahul
; Pali, Putra Emanuel
; Satia, Aldo Yunus Lazarus
; Sutejo, Heru
JUISI : Jurnal Ilmiah Sistem Informasi
Vol 5
, No 1
(2025)
Industri café di Indonesia menghadapi tantangan dalam mengelola menu yang tidak laris, yang dapat menimbulkan kerugian akibat penumpukan bahan baku dan inefisiensi operasional. Penelitian ini bertujuan untuk memprediksi menu tidak laris menggunakan algoritma Decision Tree sebagai dasar penyusunan strategi bundling dan promosi yang efektif di café. Metode penelitian menggunakan pendekatan Knowledge Discovery in Database (KDD) yang mencakup tahapan seleksi data, pra-pemrosesan, transformasi, data...
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Peluang dan Tantangan Penerapan Paradigma Integrasi Interkoneksi Amin Abdullah dalam Studi Hukum Islam
JURNAL IQTISAD: Reconstruction of Justice and Welfare for Indonesia
Vol 12
, No 2
(2025)
The integration-interconnection paradigm proposed by Amin Abdullah seeks to address the long-standing dichotomy between religious sciences and general sciences, which has often hindered the development of Islamic knowledge. While offering a holistic approach, the application of this paradigm within the context of Islamic law still faces resistance from conservative groups and a lack of systematic, applicable methodology. This issue has led to Islamic law often being perceived as static and unabl...
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Description of Level Medication Compliance For Hypertensive Patients at Santa Elisabeth Hospital Medan Heart Clinic
Murni Sari Dewi Simanullang
; Friska Br. Sembiring
; Amnita Anda Yanti Ginting
; Ester Kristina Sitinjak
Jurnal Ventilator: Jurnal riset ilmu kesehatan dan Keperawatan
Vol 3
, No 4
(2025)
Hypertension is a chronic disease that shows blood pressure above normal limits and is a global health problem and is a risk factor for cardiovascular disease. Treatment adherence is defined as the patient's level of willingness and the extent to which they strive and behave to follow medical directives, regulations, or recommendations provided by healthcare professionals in an effort to assist the patient's recovery. Adherence to taking medication allows patients to keep their blood pressure st...
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