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The Role Of School Principal Leadership In Improving Teacher Discipline Ita Aristia Saida; Naning Kurniawati; Sunu Wahyudhi
International Journal of Education and Learning Vol. 1 No. 1 (2025): Vol 1 No 1 June 2025
Publisher : Badan Usaha Milik Desa Berkaho Pungpungan

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Abstract

Teacher discipline is a crucial factor in supporting the quality of education in schools. However, in practice, there are still teachers who lack discipline in carrying out their duties, both in terms of attendance and professional responsibility. This study aims to describe the role of school principal leadership in improving teacher discipline at MTs Islahiyah Kalitidu. The research uses a qualitative approach with a case study method. Data were collected through interviews, observation, and documentation involving the principal and teachers. The results show that the principal plays a strategic role as a role model, rule enforcer, motivator, communicator, and evaluator. The strategies implemented include regular coaching, the application of rewards and punishments, personal approaches, and the development of a positive work culture. Supporting factors for leadership success include institutional support and open communication, while the inhibiting factors involve low individual awareness and heavy workloads. In conclusion, humanistic and adaptive leadership by the principal has proven effective in shaping sustainable teacher discipline
Perbandingan Metode Euclidean dan Manhattan Distance dalam Implementasi Algoritma K-Means dan K-Medoid pada Pengelompokkan Faktor Dominan Perceraian di Kabupaten Bojonegoro Elok Salma Nabila Salma; Ifnu Wisma Dwi Prastya; Ita Aristia Sa’ida
JURIKOM (Jurnal Riset Komputer) Vol. 13 No. 1 (2026): Februari 2026
Publisher : Universitas Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/jurikom.v13i1.9520

Abstract

The divorce rate in Bojonegoro Regency continues to increase, driven by various social factors such as constant disputes, economic pressure, and household disharmony. Consequently, an analysis is required to map dominant and non-dominant factors more effectively. This study aims to group the factors causing divorce in Bojonegoro Regency for the 2021–2023 period and determine the most optimal clustering method. The research utilizes K-Means and K-Medoids algorithms with Euclidean and Manhattan distance metrics applied to both raw data and data normalized using the Min–Max Scaler, evaluated via the Silhouette Score. The results indicate that data normalization improves cluster quality, and K-Means with Manhattan distance on normalized data achieves the best performance, yielding a Silhouette Score of 0.849547. Cluster displacement analysis reveals that the grouping patterns remain relatively consistent across years, with "constant disputes" consistently emerging as the dominant factor, while other factors remain in the non-dominant cluster with similar patterns. This study demonstrates that K-Means with Manhattan distance on normalized data is more effective for clustering divorce factors. These findings can serve as a methodological foundation for the local government in formulating data-driven social policies and interventions.
Analisis Faktor Keberhasilan Penjualan Kerajinan Tangan menggunakan Decision Tree dengan Optimasi Grid Search Nailus Saidah Anindia Septiana; Muhammad Jauhar Vikri; Ita Aristia Sa’ida
JURIKOM (Jurnal Riset Komputer) Vol. 13 No. 2 (2026): April 2026
Publisher : Universitas Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/jurikom.v13i2.9534

Abstract

This study is motivated by the limited ability of handicraft Micro, Small, and Medium Enterprises (MSMEs) to analyze the key factors influencing sales success on e-commerce platforms, despite the availability of historical transaction data. Previous studies generally applied classification algorithms without systematic hyperparameter optimization, potentially leading to suboptimal models and overfitting issues. To address this gap, this research proposes the implementation of a Decision Tree algorithm optimized using Grid search Cross-validation. The dataset was obtained from the Brazilian e-commerce platform (Olist Dataset), specifically the ‘artes’ category as a proxy for handicraft products, with an 80:20 split for training and testing data. The optimization process explored 576 parameter combinations to determine the best configuration. The optimized model achieved an accuracy of 97.61% with a simplified tree structure (max_depth=None), enhancing interpretability. Feature importance analysis product_height_cm as the most dominant factor (64.23%), followed by product_height_cm, product_width_cm, Freight_value, product_weight_g, and price. These findings demonstrate that the combination of Decision Tree and Grid search effectively produces an accurate and interpretable predictive model, providing strategic decision-making support for handicraft MSMEs in digital marketplaces.
TRANSFORMASI PENDIDIKAN BERBASIS LITERASI DIGITAL: MENINGKATKAN EFEKTIVITAS PEMBELAJARAN DI BOJONEGORO Festian Cindarbumi; Naning Kurniawati; Ita Aristia Saida
JMM (Jurnal Masyarakat Mandiri) Vol 10, No 1 (2026): Februari
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jmm.v10i1.36370

Abstract

Abstrak: Kegiatan pengabdian masyarakat ini dilatar belakangi oleh rendahnya pemanfaatan literasi digital dalam proses pembelajaran pada satuan pendidikan menengah. Tujuan kegiatan ini adalah meningkatkan efektivitas pembelajaran melalui penguatan kompetensi literasi digital pendidik dan tenaga kependidikan. Metode yang digunakan meliputi sosialisasi, pelatihan, dan workshop penggunaan media pembelajaran digital berbasis aplikasi Canva untuk e-learning. Peserta kegiatan terdiri atas pendidik dan tenaga kependidikan. Evaluasi kegiatan dilakukan melalui observasi dan kuesioner pretest–posttest untuk menilai peningkatan pemahaman serta penerapan hasil pelatihan. Hasil kegiatan menunjukkan adanya peningkatan pemahaman literasi digital sebesar 80% berdasarkan perbandingan skor pretest dan posttest peserta, serta peningkatan efektivitas pembelajaran baik secara daring maupun luring. Kegiatan ini berkontribusi dalam mendorong transformasi pembelajaran yang lebih interaktif, kreatif, dan adaptif terhadap perkembangan teknologi pendidikan.Abstract: This community service activity was motivated by the low utilization of digital literacy in the learning process at the secondary education level. The purpose of this activity was to enhance learning effectiveness through strengthening the digital literacy competencies of educators and educational staff. The methods employed included socialization, training, and workshops on the use of digital learning media based on the Canva application for e-learning. The participants consisted of educators and educational staff. The evaluation was conducted through observation and pretest–posttest questionnaires to assess improvements in understanding and the application of training outcomes. The results indicated an 80% increase in participants’ digital literacy understanding based on a comparison of pretest and posttest scores, as well as improved learning effectiveness in both online and offline settings. This activity contributes to promoting a more interactive, creative, and adaptive transformation of learning in response to developments in educational technology.