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COMATS: a cuckoo-mimicking data anonymization scheme for preserving sensitive preferences in transaction data Gunawan, Dedi; Sulistyo Nugroho, Yusuf; Yasin Al Irsyadi, Fatah; Priyawati, Diah; Nur Rohmah, Arini; Sukoco, Bambang; Islam, Syful
Bulletin of Electrical Engineering and Informatics Vol 14, No 4: August 2025
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/eei.v14i4.9113

Abstract

Sharing customer transaction data is becoming more perceived in e-commerce and retail industries. Even though the act derives benefits for companies, it may end up in certain privacy threats, such as sensitive personal preferences disclosure. Therefore, the data owner should take measures to minimize the threats. Data anonymization is one of the solutions that has been suggested to address the issue. However, there are still underlying problems, specifically in diminishing the amount of information loss and item loss, as well as maintaining data properties of the anonymized dataset. This paper proposes a unique data anonymization scheme called COMATS. It adopts the brood parasitism behavior of cuckoo birds in laying their eggs into host nests. The scheme incorporates item insertion technique and item suppression technique. The robustness of the proposed scheme lies in its strategy for selecting suppressed items and determining the inserted items. To ensure its efficacy, the proposed method is evaluated in several experiments. The experimental results suggest that the COMATS can guarantee privacy protection by reducing the probability of a successful attack. Additionally, it can also reduce the number of item losses and preserve better data utility in comparison to existing data anonymization schemes.
Pengaruh Pengetahuan, Sikap, dan Motivasi Remaja Putri Terhadap Kepatuhan Konsumsi Tablet Tambah Darah di Kecamatan Tongkuno Selatan Kabupaten Muna: Influence of Knowledge, Attitude, and Motivation of Adolescent Girls on Adherence to Consumption of Blood Additive Tablets in South Tongkuno District, Muna Regency Sukoco, Bambang; Jafar, Nurhaedar; Patimah, Sitti; Arman, Arman; Alwi, Muhammad Khidri; Rusydi, Arni Rizqiani
Journal of Aafiyah Health Research (JAHR) Vol. 6 No. 1 (2025): JANUARY-JUNE
Publisher : Postgraduate Program in Public Health, Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52103/jahr.v6i1.1998

Abstract

Abstrak Latar Belakang: Berdasarkan SKI tahun 2023, didapatkan bahwa cakupan tablet Fe yang diterima remaja putri sebesar 76,2%, dari 76,2% tersebut sebanyak 80,9% mendapatkan tablet Fe di sekolah (anak sekolah). Di Kabupaten Muna Terdapat 1 Kecamatan yang paling jauh dari Pusat Ibukota Kabupaten yaitu Kecamatan Tongkuno Selatan memiliki tingkat konsumsi tablet tambah darah yang lebih tinggi dari rata-rata provinsi dan kabupaten sebesar 27,82%. Tujuan: Menganalisis pengaruh pengetahuan, sikap, dan motivasi remaja putri terhadap konsumsi tablet tambah darah di Kecamatan Tongkuno Selatan Kabupaten Muna Metode: Menggunakan metode kuantitatif dengan Uji Regresi Linear Berganda dan analisis data menggunakan spss untuk mengetahui pengaruh. Hasil: Hasil penelitian menemukan pengaruh antara pengetahuan terhadap kepatuhan konsumsi tablet tambah darah (p=0,009), pengaruh antara sikap terhadap kepatuhan konsumsi tablet tambah darah (p=0,009), dan tidak ada pengaruh antara motivasi terhadap kepatuhan konsumsi tablet tambah darah (p=0,142). Kesimpulan: Pengetahuan dan sikap mempengaruhi kepatuhan konsumsi tablet tambah darah, sedangkan motivasi tidak mempengaruhi kepatuhan konsumsi tablet tambah darah pada remaja putri di Kecamatan Tongkuno Selatan Kabupaten Muna.   Abstract Background: Based on the 2023 SKI, it was found that the coverage of Fe tablets received by adolescent girls was 76.2%, of which 76.2%, 80.9% received Fe tablets at school (school children). In Muna Regency, there is 1 sub-district that is the furthest from the Regency Capital Center, namely Tongkuno Selatan Sub-district, which has a higher level of consumption of iron tablets than the provincial and district average of 27.82%. Objective: To Analyze the influence of knowledge, attitudes, and motivation of adolescent girls on the consumption of iron tablets in Tongkuno Selatan District, Muna Regency. Method: Using quantitative methods with Multiple Linear Regression Test and data analysis using SPSS to determine the influence. Results: The study found an influence between knowledge on compliance with consumption of iron tablets (p=0.009), an influence between attitudes on compliance with consumption of iron tablets (p=0.009), and no influence between motivation on compliance with consumption of iron tablets (p=0.142). Conclusion: Knowledge and attitude influence compliance in consuming iron supplement tablets, while motivation does not influence compliance in consuming iron supplement tablets in female adolescents in Tongkuno Selatan District, Muna Regency.
The Application of Restorative Justice as a Resolution of the Criminal Act of Theft by Child Perpetrators: A Case Study at Klaten Police, Central Java Isandra, Nariza; Sukoco, Bambang
Legitimasi: Jurnal Hukum Pidana dan Politik Hukum Vol. 14 No. 2 (2025)
Publisher : Islamic Criminal Law Department, Faculty of Sharia and Law, Universitas Islam Negeri Ar-Raniry Banda Aceh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/legitimasi.v14i2.31522

Abstract

This study aims to analyze the implementation of the restorative justice approach in handling theft offenses committed by minors within the jurisdiction of the Klaten Police Resort, Central Java. The research employs an empirical juridical method, collecting data through interviews and a literature review. The findings reveal that Law No. 11 of 2012 concerning the Juvenile Criminal Justice System provides the legal foundation for applying restorative justice at every stage of the juvenile criminal process, including the investigation phase. The Klaten Police implement diversion through deliberative meetings involving the offender, the victim, their families, and community counselors, taking into account humanitarian considerations and the best interests of the child. Non-litigation settlement is prioritized in the law enforcement process involving juvenile offenders and is supported by active community participation and the flexibility of law enforcement officers in facilitating restorative processes. The study implies that the application of restorative justice by law enforcement officers can foster a sense of fairness and justice for children, both as offenders and as victims of crime.
PERLINDUNGAN KONSUMEN DAN STRATEGI PEMASARAN UNTUK UNDUSTRI RUMAH TANGGA D’BAHA SIMO BOYOLALI Munawar, Zaid; Faruk, Ahmad; Hermawan, Ian Aji; Yasin, Muhammad; Sukoco, Bambang
Community Development Journal : Jurnal Pengabdian Masyarakat Vol. 5 No. 1 (2024): Volume 5 No 1 Tahun 2024
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/cdj.v5i1.24162

Abstract

D'Baha Simo merupakan salah satu Industri Rumah Tangga (IRT) di Indonesia yang berdiri di desa. IRT ini memproduksi aneka macam camilan, kue dan roti. Sebagai Usaha Mikro Kecil Menengah (UMKM) yang belum lama berdiri, D’Baha memiliki permasalahan seperti rendahnya tingkat permintaan pasar karena minimnya tingkat kepercayaan masyarakat terhadap produk yang dijual dan minimnya keterampilan dalam strategi pemasaran di era digital. Kegiatan pengabdian ini bertujuan untuk meningkatkan pemahaman dan keterampilan kepada mitra tentang perlindungan konsumen dan strategi pemasaran bagi IRT atau UMKM. Metode yang dilakukan dalam kegiatan ini adalah melalui observasi di lokasi IRT D’Baha, wawancara dengan pemilik, dan sosialisasi secara langsung kepada pemilik dan para santri sebagai pekerja di dalamnya tentang perlindungan konsumen dan strategi pemasaran. Hasil dari kegiatan menunjukkan bahwa sosialisasi tersebut sangat membantu mitra dalam meningkatkan pengetahuan tentang perlindungan konsumen guna meningkatkan kepercayaan masyarakat terhadap produk yang dijual. Selain itu, sosialisasi tersebut juga membantu mitra dalam meningkatkan keterampilan dalam mengimplementasikan strategi pemasaran yang tepat dari produk yang dijual. Sosialisasi ini diharapkan berguna bagi mitra untuk mengembangkan usahanya agar jumlah permintaan barang atau produk yang dijual semakin tinggi di pasaran sehingga dapat menaikkan keuntungan dan meningkatkan kesejahteraan bagi pemilik dan para pekerja di dalamnya.
Studi Implementasi dan Analisis SWOT Kepatuhan Syariah di Multazam Hotel Solo Faruk, Ahmad; Sukoco, Bambang; Qoway, Octiana Atika
Jurnal Ilmiah Ekonomi Islam Vol. 10 No. 3 (2024): JIEI : Vol.10, No.3, 2024
Publisher : ITB AAS INDONESIA Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29040/jiei.v10i3.14271

Abstract

The implementation of sharia compliance results in obstacles that must be faced by management in the sharia hotel business. So far, sharia hotel management strategies in facing obstacles to the implementation of sharia compliance have not been studied much, the majority of studies that have been conducted have been to examine business strategies with the aim of profitability. The urgency of this research is to fill the gap in the literature on implementation case studies and SWOT analysis of sharia compliance in the hotel business. Implementing sharia compliance is the essence of sharia hotel operations, which is a differentiating factor from conventional hotels and is more important than profitability goals. The aim of this research is to determine the implementation of sharia compliance and the SWOT strategy for sharia compliance by conducting a case study analysis at the Multazam Syariah Hotel. Data analysis on the implementation of sharia compliance was carried out using an exploratory qualitative approach, while the sharia compliance strategy was carried out using SWOT analysis. The research results show that Multazam Syariah Hotel has implemented sharia compliance in the Human Resources (HR), Facilities and Business aspects, but there are several parts that need to be strengthened. SWOT analysis shows points of strength (such as: Sharia Brand Image and halal certification for food and beverage product management); weaknesses (such as: Not yet having a sharia supervisor and compatibility of facilities with sharia); opportunities (such as: The hotel environment is around Islamic educational institutions and the majority of guests are Muslim); as well as challenges (such as: Illegal couple guests and lack of public knowledge about sharia hotels).
Beyond access: Islamic financial literacy and women’s empowerment Sukoco, Bambang; Utami, Cahyaning Budi; Ivantri, Madha Adi; Awdalkrem, Alhussain
Jurnal Ekonomi & Keuangan Islam Volume 12 No. 1, January 2026
Publisher : Faculty of Economics, Universitas Islam Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20885/JEKI.vol12.iss1.art10

Abstract

Purpose – This study examines the effect of Islamic financial literacy on women’s empowerment using Islamic financial inclusion as a mediating variable. In addition, digital financial literacy was examined to capture its complementary role in expanding women’s financial participation.Methodology – Using data of 140 female who were or had been married, this group reflects household decision-making roles and provides valuable insights into women’s empowerment. The relationships among the variables were analyzed using structural equation modeling-partial least squares (SEM-PLS). Findings – The results show that both Islamic financial literacy and digital financial literacy significantly enhance Islamic financial inclusion and women’s empowerment. However, Islamic financial inclusion does not significantly mediate the relationship between literacy (Islamic and digital) and women’s empowerment. Implications – The findings emphasize the need to strengthen financial literacy programs, both digital and Islamic, as part of broader efforts to advance women's empowerment in OIC (Organization of Islamic Cooperation) member countries. Financial institutions and policymakers should integrate literacy initiatives with inclusion strategies to ensure that women fully benefit from Sharia-compliant financial services.Originality – This study provides new evidence linking Islamic financial literacy, digital financial literacy, and Islamic financial inclusion to explain women’s empowerment. This offers insights into the pathways through which literacy and inclusion interact, particularly in the context of Islamic finance.
THE EFFECTIVENESS OF LAW ENFORCEMENT AGAINST ONLINE GAMBLING CRIMES IN INDONESIA: A CRIMINAL LAW AND CRIMINOLOGICAL PERSPECTIVE Kuswardani, Kuswardani; Sukoco, Bambang
SOSIOEDUKASI Vol 15 No 2 (2026): SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL
Publisher : Fakultas Keguruan Dan Ilmu Pendidikan Universaitas PGRI Banyuwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/sosioedukasi.v15i2.7814

Abstract

This study aims to analyze the effectiveness of law enforcement against online gambling crimes in Indonesia from criminal law and criminological perspectives. The rapid development of information technology has transformed conventional gambling into more complex, anonymous, and transnational digital forms, posing challenges in offender identification and regulatory adaptation. This research employs a normative juridical approach using secondary data from laws, legal doctrines, and academic literature, analyzed qualitatively through a descriptive-analytical method. The findings reveal that law enforcement remains suboptimal despite existing regulations such as the Information and Electronic Transactions Law. Key obstacles include limited institutional capacity, increasingly sophisticated modus operandi, and the transnational nature of the crime. From a criminological perspective, this phenomenon is driven by opportunity structures, ease of technological access, and economic motivations. This study highlights the need for regulatory strengthening, institutional capacity improvement, and integrated legal and criminological approaches.
Fitur Information Gain untuk Meningkatkan Nilai Performa Pengklasifikasi Machine Learning pada Analisis Sentimen Komentar Spam Pengguna Youtube Jasmir, Jasmir; Gunardi, Gunardi; Rohaini, Eni; Naibaho, Ronald; Sukoco, Bambang; Jasmir , Jasmir
Jurnal Teknologi Informasi dan Ilmu Komputer Vol 13 No 2: April 2026
Publisher : Fakultas Ilmu Komputer, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25126/jtiik.132

Abstract

Perkembangan pesat media sosial telah memberikan ruang bagi setiap individu untuk menyampaikan pendapat, baik berupa komentar positif maupun negatif terhadap konten yang mereka akses. Kemudahan dalam memberikan opini secara daring ini berdampak pada semakin besarnya jumlah ulasan yang tersedia. Namun, volume ulasan yang sangat besar sering kali sulit untuk dianalisis secara manual dan berpotensi menimbulkan bias dalam penilaian. Untuk mengatasi permasalahan tersebut, diperlukan pendekatan otomatis melalui klasifikasi sentimen yang bertujuan mengelompokkan opini pengguna ke dalam kategori positif atau negatif. Dalam penelitian ini digunakan tiga algoritma pembelajaran mesin, yaitu Naïve Bayes (NB), K-Nearest Neighbor (KNN), dan Random Forest (RF). Data penelitian diperoleh dari public dataset UCI Machine Learning. Fokus penelitian adalah meningkatkan kinerja klasifikasi dengan memanfaatkan teknik seleksi fitur information gain. Hasil eksperimen menunjukkan bahwa penerapan information gain secara konsisten meningkatkan performa semua algoritma yang diuji, baik pada metrik akurasi, presisi, recall, maupun f1-score. Naïve Bayes awalnya memperoleh akurasi tertinggi sebesar 74,33% pada kondisi tanpa fitur tambahan. Namun, setelah penerapan information gain, algoritma KNN menunjukkan hasil paling optimal dengan akurasi mencapai 81,28% serta performa yang relatif seimbang pada semua metrik evaluasi. Sementara itu, Random Forest juga mengalami peningkatan, meskipun tidak melampaui KNN. Secara keseluruhan, penelitian ini menegaskan bahwa pemilihan fitur yang relevan melalui information gain mampu meningkatkan efisiensi dan efektivitas klasifikasi sentimen, serta dapat menjadi pendekatan yang potensial untuk menganalisis opini dalam skala besar.   Abstract The rapid growth of social media has provided individuals with the opportunity to freely express their opinions, whether positive or negative, toward the content they encounter. The increasing ease of sharing opinions online has resulted in a massive volume of user reviews. However, the large number of reviews is difficult to analyze manually and may introduce bias in interpretation. To address this issue, sentiment classification is applied to automatically categorize user opinions into positive or negative classes. In this study, three machine learning algorithms were employed: Naïve Bayes (NB), K-Nearest Neighbor (KNN), and Random Forest (RF). The dataset was obtained from the public UCI Machine Learning repository. The main objective of this research is to improve classification performance by utilizing feature selection through the information gain method. Experimental results demonstrate that applying information gain consistently enhances the performance of all evaluated algorithms across multiple metrics, including accuracy, precision, recall, and F1-score. Without feature selection, Naïve Bayes achieved the highest accuracy of 74.33%. However, after applying information gain, KNN outperformed the other algorithms by reaching an accuracy of 81.28% and exhibited balanced results across all evaluation metrics. Random Forest also showed improvement but did not surpass the performance of KNN. Overall, these findings highlight the importance of feature selection in improving both the efficiency and effectiveness of sentiment classification. Furthermore, the use of information gain proves to be a promising approach for large-scale opinion analysis, particularly in handling the high dimensionality of textual data.