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Menampilkan 1–10 dari 73 artikel
Benchmarking Machine Learning Models for Large-Scale Loan Default Prediction Using Real Data
Journal of Information Technology and Computer Science
Vol 2
, No 1
(2026)
This research benchmarks multiple machine learning (ML) algorithms for large-scale loan default prediction using a real-world dataset of 255,000 borrower records, where default cases represent only ~9–12% of total observations. The study addresses the persistent gap in comparative analyses of ML models that balance predictive accuracy, interpretability, and computational efficiency for credit risk assessment. Six algorithmic families were evaluated Logistic Regression, Random Forest, XGBoost, Li...
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Modeling and Optimizing Organizational Business Processes through Integrated Information Systems: Evidence from Public and SME Sectors
Information System Analysis, Design and Development
Vol 1
, No 1
(2026)
In the context of both public organizations and Small and Medium Enterprises (SMEs), inefficient business processes remain a significant challenge. Fragmented information systems often hinder the optimization of these processes, leading to slower decision-making, redundant efforts, and increased operational costs. This study aims to analyze and optimize business processes by utilizing integrated information systems (IIS), providing a comparative analysis between the two sectors. The theoretical...
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Penerapan Integral Lipat Dua dalam Prediksi Jumlah Penduduk di Kota Tebing Tinggi Tahun 2030 : Visualisasi 3D Menggunakan Geogebra
Petra Putri Sarinah Pandiangan
; Alvi Sahrin Nasution
; Grace Amelia Purba
; Rizka Nabila Damanik
; Endang Lyfia Saragih
; Farel Al Azmi
Bilangan : Jurnal Ilmiah Matematika, Kebumian dan Angkasa
Vol 3
, No 6
(2025)
Tebing Tinggi City, which has a strategic position in North Sumatra, is experiencing changes in population growth that need to be predicted for development planning purposes. The purpose of this study is to forecast the population of Tebing Tinggi City in 2030 by applying the Double Integral method, and visualize the results in 3D using GeoGebra. The method used is a quantitative approach with a case study, where the population density function is created based on secondary data from the Central...
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The Relationship of Nurse Therapeutic Communication with Anxiety Level in Preoperative Patients at Santa Elisabeth Hospital Medan
Jurnal Ventilator: Jurnal riset ilmu kesehatan dan Keperawatan
Vol 3
, No 4
(2025)
Anxiety is an emotional response to uncertainty or threats that cause feelings of anxiety, worry, excessive tension, which are continuous and can interfere with the patient's process of action and healing, therefore it is necessary to have good and correct therapeutic communication, to build a relationship of mutual trust, empathy, support and help the patient in problem solving. This study aims to identify the Relationship between Nurse Therapeutic Communication and Anxiety Level in Preoperativ...
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Reconstruction Strategies for Mental Health Services in Post-Conflict Middle Eastern Regions: (A Policy Synthesis)
Helsa Nasution
; M. Agung Rahmadi
; Nazwa Aqela Saragih
; Isnaini Fajarwati
; Riska Wahyuni Hasibuan
; Luthfiah Mawar
; Nurzahara Sihombing
; Annisa Ardianti Br Tarigan
Jurnal Ventilator: Jurnal riset ilmu kesehatan dan Keperawatan
Vol 3
, No 4
(2025)
This study presents a comprehensive analysis of reconstruction strategies for mental health services in post-conflict regions of the Middle East, based on a meta-synthesis of 87 policies and intervention programs issued between 2010 and 2023. The findings indicate that 73.4 percent of initiatives did not meet their intended targets due to infrastructural limitations, resulting in a service dropout rate of 62.8 percent. The implementation of the Stepped Care Model shows a 47.2 percent improvement...
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The Knowledge of Hypertension Patients about Stroke Risk and Treatment at Santa Elisabeth Hospital Medan
Jurnal Ventilator: Jurnal riset ilmu kesehatan dan Keperawatan
Vol 3
, No 4
(2025)
Hypertension substantially increases the risk of developing secondary conditions, including stroke, renal disease, coronary heart disease, and heart failure. Early management is therefore essential to prevent complications and adverse outcomes. Evidence indicates that untreated hypertension contributes to approximately 60% of stroke cases. Public knowledge regarding hypertension-related complications remains limited, and many individuals are unable to identify early signs of stroke the most comm...
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Pengaruh Aktivitas Fisik Teratur terhadap Sistem Kekebalan Tubuh pada Wanita Atlet dan Non-Atlet
Mutiara Pendidikan dan Olahraga
Vol 2
, No 6
(2025)
Regular exercise plays a crucial role in maintaining and improving immune system function, especially in female athletes who experience hormonal and physiological stress during training. This review article aims to explain the effects of aerobic and anaerobic exercise on humoral immune parameters and stress hormone responses in female athletes compared to inactive women. Based on the results of various studies, moderate and consistent physical activity can increase levels of immunoglobulins (IgA...
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Optimization of Shallot Growth and Production through Cow Manure Application and Eco Farming: Allium ascalonicum L.
Efbertias Sitorus
; Pantas Simanjutak
; Lince Romauli Panataria
; Meylin Kristina Saragih
; Rio Adesta Hutauruk
Tumbuhan : Publikasi Ilmu Sosiologi Pertanian Dan Ilmu Kehutanan
Vol 2
, No 3
(2025)
This study aims to determine the effect of cow manure and liquid organic fertilizer eco farming on the growth and production of shallots (Allium ascalonicum L.). This research method uses a Factorial Randomized Block Design (RAK) consisting of 2 factors. The first factor is cow manure (P) consisting of 4 treatment levels, namely: P0 = Control (Without Compost), P1 = 0.5 kg/plot (5 tons/ha), P2 = 1.0 kg/plot (10 tons/ha) and P3 = 1.5 kg/plot (15 tons/ha). The second factor: Eco Farming consists o...
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The Effect of Potassium Fertilizer and Chicken Manure on the Growth and Production and Potassium Absorption of Sweet Corn Plants: Zea mays saccharata Sturt
Tumbuhan : Publikasi Ilmu Sosiologi Pertanian Dan Ilmu Kehutanan
Vol 2
, No 3
(2025)
The purpose of this study was to determine the effect of Potassium Fertilizer and Chicken Manure on the Growth, Production and Potassium Absorption of Sweet Corn Plants. This study used a Randomized Block Design (RAK) consisting of 2 factors. The first factor is Potassium Fertilizer (K) consisting of 4 levels, namely:K0 = Control (Without fertilizer), K1 = 7.2 g/plot, K2 = 14.4 g/plot, K3 = 21.6 g/plot. The second factor of Chicken Manure Fertilizer (C) consists of 3 treatment levels, namely: C1...
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Sosialisasi Metode Tumpang Sari Pada Replanting Kelapa Sawit Untuk Meningkatkan Pendapatan Petani Sawit Rakyat
saragih, wismaroh
; Awaludin, Awaludin
; Wagino, Wagino
; Agusnu Putra, Irwan
; Kurniawan, Dedi
; Br Sijabat, Octanina Sari
Adi Widya: Jurnal Pengabdian Masyarakat
Vol 9
, No 2
(2025)
Program pengabdian kepada masyarakat bertujuan meningkatkan pendapatan petani sawit rakyat selama masa replanting dengan metode tumpang sari, untuk mengoptimalkan lahan perkebunan kelapa sawit. Penelitian ini menggunakan penyuluhan, diskusi, dan kunjungan ke kelompok tani di Desa Jaharun, Kecamatan Galang, Kabupaten Deli Serdang, Sumatera Utara. Program ini mengedukasi petani mengenai tanaman hortikultura, rempah, dan tanaman bernilai ekonomis lain yang dapat ditanam di sela kelapa sawit. Hasiln...
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