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Penggunaan Data Mining Untuk Mendeteksi Penipuan Transaksi Kartu Kredit Algoritma Decision Tree Ismawati; Zaehol Fatah
Jurnal Mahasiswa Teknik Informatika Vol. 4 No. 1 (2025): Jurnal Jamastika, Volume 4 Nomor 1 April 2025
Publisher : Universitas Ngudi Waluyo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35473/jamastika.v4i1.3632

Abstract

Penipuan transaksi kartu kredit, telah menjadi ancaman serius di era digital yang semakin berkembang. Penipuan ini tidak hanya merugikan konsumen, namun juga berdampak negatif pada lembaga keuangan dan mengurangi kepercayaan masyarakat terhadap sistem perbankan. Peningkatan volume transaksi kartu kredit yang cepat dan masih membuat pengawasan manual tidak lagi memadai, sehingga dibutuhkan solusi berbasis teknologi yang efektif. Algoritma Decision Tree telah terbukti menjadi salah satu metode yang populer dalam mendeteksi penipuan transaksi. Algoritma ini membagi data menjadi subset berdasarkan atribut tertentu, menghasilkan klasifikasi model yang dapat diinterpretasikan dan akurat. Penelitian ini menunjukkan bahwa Decision Tree dapat mencapai akurasi yang sangat tinggi dalam mendeteksi transaksi penipuan kartu ktedit, mencapai hingga 98% yang menjadi pilihan ideal untuk kasus deteksi penipuan. Namun, untuk mendapatkan pemahaman yang lebih baik, algoritma ini juga dibandingkan dengan metode lain seperti Random Forest dan Support Vector Machine (SVM), yang secara keseluruhan sering menunjukkan kinerja lebih baik. Penelitian ini bertujuan untuk mengeksplorasi lebih lanjut penggunaan algoritma Decision Tree dalam mendeteksi penipuan transaksi kartu kredit dan memancarkan kinerjanya dibandingkan dengan algoritma lain. Kata Kunci: Data mining, Deteksi penipuan, Kartu kredit, Decision Tree. Credit card transaction fraud has become a serious threat in the increasingly developing digital era. This fraud not only harms consumers, but also has a negative impact on financial institutions and reduces public trust in the banking system. The rapid increase in the volume of credit card transactions still means that manual monitoring is no longer sufficient, so an effective technology-based solution is needed. The Decision Tree algorithm has proven to be a popular method for detecting fraudulent transactions. These algorithms divide data into subsets based on certain attributes, resulting in interpretable and accurate model classifications. This research shows that Decision Tree can achieve very high accuracy in detecting fraudulent ktedit card transactions, reaching up to 98% which is an ideal choice for fraud detection cases. However, to gain a better understanding, this algorithm was also compared with other methods such as Random Forest and Support Vector Machine (SVM), which overall often show better performance. This research aims to further explore the use of the Decision Tree algorithm in detecting fraudulent credit card transactions and demonstrate its performance compared to other algorithms.  Keywords: Data mining, Fraud detection, Credit cards, Decision Tree.
The Role of Agricultural Technology Development in Increasing Rice Farming Income in Banua Baru Village, Wonomulyo District Ismawati; Dambe, Jumriani; Arfah, Salmawati
Tarjih : Agribusiness Development Journal Vol. 5 No. 01 (2025): VOLUME 05, NOMOR 01, JUNI 2025
Publisher : Program Studi Agribisnis Universitas Muhammadiyah Sinjai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47030/tadj.v5i01.955

Abstract

The development of agricultural technology plays an essential role in increasing rice farming productivity and income, especially in Banua Baru Village, Wonomulyo District, Polewali Mandar Regency. This study aims to analyze the role of agricultural technology in increasing rice productivity, identify obstacles faced by farmers, and formulate strategic recommendations. This research uses a descriptive qualitative approach involving four farmers as informants. Data were collected through interviews, field observations, and document analysis. The findings show that the adoption of technologies such as superior rice varieties, the legowo planting system, and agriculture machinery (tractors, water pumps, combine harvesters) has increased rice yields by 25-30% and reduced production costs by up 15%. However, farmers still face barriers such as high initial investment, rising fuel prices, and limited access to technical training. This study recommends expanding subsidies for equipment, strengthening agriculture extension services, and improving irrigation infrastructure to optimize the use of agriculture technology in rural areas.
Pengaruh Literasi Keuangan Syariah, Brand Equity, dan Kepercayaan Terhadap Keputusan Gen Z dalam Menggunakan Jasa Perbankan Syariah Ismawati; Nurjannah; Isda Iskandar; Misra Windayani
Al-Mashrafiyah (Jurnal Ekonomi, Keuangan dan Perbankan Syariah) Vol 9 No 1 (2025)
Publisher : Universitas Islam Negeri Alauddin Makassar

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Abstract

The development of Islamic banking is accompanied by increasing public awareness of Islamic finance and support from government regulations. Generation Z is known as a digital and critical generation, making it very potential in supporting the development of Islamic banking. This study aims to analyze the influence of Islamic financial literacy, brand equity and trust on Generation Z's decisions in using Islamic banking services. This study is a quantitative study with associative-causal, the data analysis technique used is multiple linear regression. The results of the study indicate that Islamic financial literacy does not affect Generation Z's decisions in using Islamic banking services. Brand equity and trust have a positive effect on Generation Z's decisions in using Islamic banking services. And simultaneously Islamic financial literacy, brand equity and trust have a positive and significant effect on Generation Z's decisions in using Islamic banking services. Islamic banks need to further improve brand equity and pay attention to and maintain customer trust so that customers are interested in using Islamic banking services.
Mie Ayam Rasa Nusantara: Perpaduan Tauco Khas Cianjur dalam Konsep Fusion Food Ismawati; Priatini, Woro; Bridha, Risya Ladiva
JURNAL GASTRONOMI INDONESIA Vol 13 No 1 (2025): Jurnal Gastronomi Indonesia
Publisher : Pusat Penelitian & Pengabdian kepada Masyarakat Politeknik Pariwisata Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52352/jgi.v13i1.1819

Abstract

This research is motivated by the declining existence of Cianjur's signature tauco among the community. With the modification through the concept of fusion food between Cianjur's signature tauco seasoning and chicken noodles, it is expected to increase the public's appeal to Cianjur's signature tauco. This study uses a quantitative approach with an experimental method of three recipe formulations with a ratio of tauco seasoning and yellow chicken noodle seasoning, including MAT 1 (50%:100%), MAT 2 (75%:100%), and MAT 3 (100%:100%), followed by organoleptic testing on 30 semi-trained panelists and 100 consumer panelists. Furthermore, the data were analyzed using descriptive statistics. The results of the study showed that MAT 3 was chosen as the standard recipe, and the characteristics of taste, aroma, color, texture and appearance of the tauco chicken noodle product were very well received by consumers. The packaging used is an oval-shaped food container with baggase material. The assessment of the packaging used in the tauco chicken noodle product resulted in a positive assessment..  
PENGETAHUAN SUAMI DALAM MENGENALI TANDA BAHAYA KEHAMILAN PADA IBU HAMIL DI WILAYAH KERJA PUSKESMASREJOSARI Ismawati; Adila, Dian Roza; Roslita, Riau; Tobing, Vella Yovinna; Utami, Agnita
Jurnal Ilmu Keperawatan Vol 13 No 1 (2024): Al-Asalmiya Nursing Jurnal Ilmu Keperawatan (Journal of Nursing Sciences)
Publisher : Institut Kesehatan dan Teknologi Al Insyirah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35328/keperawatan.v13i1.2638

Abstract

Kondisi berbahaya yang dapat dialami selama masa kehamilan memiliki potensi mengancam nyawa ibu hamil. Tanda-tanda bahaya ini mungkin muncul selama trimester pertama, kedua, maupun ketiga masa kehamilan. Upaya mencegah Angka Kematian Ibu (AKI), melibatkan suami dalam mengenali tanda bahaya kehamilan sangat penting, sehingga dapat mengambil keputusan dengan tepat dan cepat dalam mencari pelayanan kesehatan jika istri mengalami gejala tersebut. Penelitian ini bertujuan untuk mengeksplorasi tingkat pemahaman yang dimiliki para suami dalam mengidentifikasi gejala-gejala berbahaya yang dapat dialami oleh istri mereka yang sedang hamil di wilayah cakupan Puskesmas Rejosari. Pendekatan penelitian yang digunakan adalah kuantitatif dengan rancangan deskriptif. Analisis univariat dilakukan terhadap variabel usia, pendidikan, jumlah kehamilan, pekerjaan, pendapatan, dan pengetahuan suami dalam mengenali tanda bahaya kehamilan. Data yang diperoleh kemudian disajikan dalam bentuk distribusi frekuensi. Teknik yang digunakan adalah accidental sampling sebanyak 60 responden dengan penyebaran kuesioner di Wilayah Kerja Puskesmas Rejosari. Hasil penelitian didapatkan mayoritas suami memiliki pengetahuan kurang dalam mengenali tanda bahaya kehamilan berdasarkan usia, pendidikan. gravida, pekerjaan dan pendapatan. Mayoritas suami hanya mengetahui perdarahan pada kehamilan tua atau muda (80,0%), pecah air ketuban sebelum waktu persalinan (71,7%), janin dirasakan kurang bergerak dari sebelumnya (61,7%), dan demam tinggi (58,3%)  sebagai tanda bahaya kehamilan. Mayoritas suami tidak mengetahui mual muntah dan tidak mau makan (78,3%) dan bengkak pada kaki tangan dan wajah (63,3%) sebagai tanda bahaya kehamilan. Hasil penelitian ini menunjukkan mayoritas pengetahuan suami dalam mengenali tanda bahaya kehamilan masih kurang (60,0%). Diharapkan tenaga kesehatan dapat memberikan pendidikan kesehatan kepada suami sehingga dapat meningkatkan pengetahuan dan kesadaran suami terhadap tanda bahaya kehamilan
THE EFFECT OF FINTECH USAGE ON CONSUMER BEHAVIORAL INTENTIONS THROUGH FINANCIAL LITERACY AND CUSTOMER SATISFACTION ON INVESTMENT APPLICATIONS Ismawati; Agus Maolana Hidayat; Pradana, Mahir
Multidisciplinary Indonesian Center Journal (MICJO) Vol. 2 No. 3 (2025): Vol. 2 No. 3 Edisi Juli 2025
Publisher : PT. Jurnal Center Indonesia Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62567/micjo.v2i3.913

Abstract

This study seeks to explore the relationship between the understanding of fintech usage, behavioral intention, financial literacy, customer satisfaction, and brand image within the framework of the Bibit investment application. As consumer awareness of digital financial services continues to increase, companies are adopting strategies to strengthen user engagement and foster trust. The research highlights the critical role of financial literacy and customer satisfaction in cultivating stronger relationships between users and fintech platforms. The findings indicate that enhancing financial literacy and providing intuitive, user-friendly experiences not only elevate customer satisfaction but also encourage greater user loyalty. In light of the rising demand for informed decision-making and trust in digital financial services, fintech platforms that align with consumer expectations regarding education and service quality are better positioned to build long-term, meaningful relationships with users, thereby promoting sustained engagement and brand loyalty. Furthermore, the paper addresses the potential directions for future research focused on enhancing customer engagement with fintech platforms, particularly in the context of a highly competitive and awareness-driven market.
Digitalization of Payments and Financial Management for MSMEs at Warkop Gondrong Makassar M. Yusuf K; Sri Wahyuni; Ismawati; Muh. Khaidir Ramadhan; ⁠Ahmad Izzaturrahim
Masterpiece Journal Society Service Insight Vol. 1 No. 1 (2025): February 2025
Publisher : www.amertainstitute.com

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Abstract

The community service project with the theme UMKM GO DIGITAL: "Digitization of Payments and Financial Management of Warkop Gondrong Makassar" aims to provide socialization to UMKM actors, about the urgency of digitalization as one of the supporters of competitiveness in the small business market, and also as a representative of public complaints regarding counterfeit money whose circulation in South Sulawesi until now has not been controlled according to the statement of the South Sulawesi Regional Police Chief, Inspector General Yudhiawan Wibisono, which was published in the Detiksulsel media. In a press conference, on Monday (12/30/2024). Therefore, it is hoped that this activity can minimize the impact of the case on UMKM actors. We carried out this activity at Warkop Gondrong, Jalan Tinumbu, Makassar City. By involving a committee of approximately 21 people, and participants of approximately 13 participants . Through this community service, we have a target to be able to provide socialization about how important the role of digitalization is in supporting MSME businesses, and also as a step to reduce public anxiety about issues that have recently gone viral. When payments have been made using a digital system, it is considered that it can reduce the impact of the spread of counterfeit money. By using Qris as a media or transaction tool, it is more effective and efficient.
TRANSFORMASI PENDIDIKAN DI PONDOK PESANTREN DALAM MEWUJUDKAN SUSTAINABLE DEVELOPMENT GOALS (SDGs) : KAJIAN SISTEMATIS TERHADAP INOVASI DI ERA DIGITAL Ubaidillah, Moch; Ismawati
As-Sulthan Journal of Education Vol. 1 No. 3 (2025): February
Publisher : As-Sulthan Journal of Education

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Abstract

This study analyzes educational innovations in pesantren to achieve Sustainable Development Goal 4 (SDG 4) on quality education while preserving traditional values. The study aims to identify modernization strategies aligned with local wisdom to ensure effective innovation without compromising pesantren identity. The research employs a systematic literature review of six relevant studies discussing life skills integration, flexible curricula, digitalization, and the utilization of digital waqf in pesantren education. The findings reveal that pesantren education innovations include digital literacy implementation, student entrepreneurship development, and technology adoption in learning. However, key challenges include infrastructure limitations, human resource readiness, and cultural resistance to change. This study concludes that a data-driven approach is essential in curriculum design, strengthening digital infrastructure, and developing an evaluation system that balances modernization with traditional values. With the right strategies, pesantren can continue contributing to quality education that remains relevant in contemporary times.
Meningkatkan Hasil Belajar Siswa Pada Mata Pelajaran Bahasa Indonesia Kelas III UPT SPF SDN KIP V Bara-Baraya Melalui Penerapan Pembelajaran Berdiferensiasi Annisa, Ayati; Nurhaedah, Nurhaedah; Ismawati
Lempu PGSD Vol. 2 No. 3 (2025): November
Publisher : Jurusan Pendidikan Guru Sekolah Dasar Universitas Negeri Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70713/lempu.v2i3.5682

Abstract

Penelitian ini bertujuan untuk meningkatkan hasil belajar siswa pada mata pelajaran Bahasa Indonesia kelas III di UPT SPF SDN KIP V Bara-Baraya. Kuesioner, tes evaluasi , dan lembar observasi digunakan untuk mengumpulkan data dan dianalisis secara kualitatif dan kuantitatif. Hasil penelitian menunjukkan bahwa hasil belajar siswa kelas III UPT SPF SDN KIP V Bara-Baraya dalam mata pelajaran Bahasa Indonesia dapat ditingkatkan dengan penggunaan pembelajaran berdiferensiasi. Persentase belajar siswa yang tuntas meningkat secara signifikan, menurut data yang dikumpulkan. Hanya 60% siswa yang tuntas pada tahap pra-siklus; jumlah ini meningkat menjadi 65% pada siklus I dan 85% pada siklus II. Hal ini menunjukkan bagaimana pengajaran yang disesuaikan dengan kebutuhan siswa dapat meningkatkan hasil belajar siswa dalam mata pelajaran Bahasa Indonesia. Keberhasilan belajar juga sangat dipengaruhi oleh elemen eksternal seperti dukungan lingkungan belajar dan faktor internal seperti motivasi dan minat siswa.
Pengaruh Profitabilitas dan Likuiditas Terhadap Financial Distress Perusahaan Telekomunikasi yang Terdaftar di Bursa Efek Indonesia Ismawati; Ramlawati; Budiandriani; Pelu, M Faisal A R
Center of Economic Students Journal Vol. 5 No. 3 (2022): July-September (2022)
Publisher : Fakultas Ekonomi dan Bisnis, Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56750/csej.v5i3.540

Abstract

Perusahaan diharapkan dapat terus berkembang sementara pengembangan tersebut membutuhkan modal. Sebagian besar perusahaan mengembangkan usahanya dengan bantuan peminjaman modal atau hutang. Sebuah perusahaan harus mampu memprediksi apakah hutang tersebut akan menghasilkan keuntungan atau justru memberikan dampak kerugian sehingga menyebabkan kebangkrutan pada perusaan. Tahap awal kebangkrutan bisnis yang terjadi dalam perusahaan biasanya diawali terjadi kesulitan keuangan (financial distress). Penelitian ini bertujuan untuk mengetahui pengaruh variabel profitabilitas dan pengaruh likuiditas terhadap financial distress. Hipotesis penelitian menggunakan basis teori/ konsep, didukung oleh penelitian-penelitian sebelumnya yang mempunyai kesamaan variabel. Penelitian ini dilakukan pada perusahaan Telekomunikasi yang telah terdaftar di Bursa Efek Indonesia (BEI) sejak tahun 2017-2021 dan terdapat 10 perusahaan. Uji norrmalitas menggunakan sebaran plot dan kolmogorov smirnovmenunjukkan data tidak berdistribusi normal. Dari uji parsial (uji t) didapatkan hasil untuk variabel X1 terhadap Y berarah positif dengan hasil 0,001 yang artinya terdapat pengaruh terhadap Y (p<0,05). Sedangkan untuk nilai X2 berarah negatif dengan hasil 0,147 yang artinya tidak ada pengaruh yang signifikan (p>0,05). Hasil penelitian ini menunjukkan bahwa X1 berpengaruh positif dan signifikan terhadap financial distress, namun X2 tidak memiliki pengaruh yang signifikan terhadap financial distress.
Co-Authors Adila, Dian Roza Agnita Utami Agus Maolana Hidayat Ahmad Tamami Ahnaf Yemina Putri Amin, Muhammad Akbar Annisa, Ayati Anugrah Arfah, Salmawati Arifai, Samsul Asmila Dewi Astuti, Intan Avishena, Hima Ayu Rezki Sulfiana Azizeh, Nur Bakar, Muhammad Abu Budiandriani, Budiandriani Cika Lailatus Sholihah Clarisa Alfatihah Erman Dambe, Jumriani Desak Putu Parmiti Desna Enggarjati, Frisca Adinda Fadillah, Nurul Adin Fadillah, Siti Nur Farahdziba, Alshela Sonya Farhan, Derigani Farhan, Ilham Farras Nur Muhamad Fitria, Zahira Aulida Haryadi, Wahyu Heni Muflihah Herman , Nurmelianda Hikrawati I Gde Wawan Sudatha Imam Syukur Saraha Indryani Isda Iskandar K, Amiruddin Kappa, M. Silmi Kurniawansyah M. Yusuf K Mahir Pradana Marwah Dwi Cahyani Masin, Muhlis Mira Dyani Dewi Misra Windayani Muh Rasul Kahar Muh. Khaidir Ramadhan MUHAJIR Munawir K NANI HANIFAH Ningsih, Dera Rahma Nisa, Vivi Fadira Choirun Nugraha, Muhammad Alfin Nurdin Natan Nurdin Salama Nurhaedah Nurhaedah Nurjannah Odha, RaodahtulJannah Pelu, M Faisal A R Putri, Dhita Indriana Putri, Namira Putri, Nurhalisa Raisa Amaris Ramadhani, Alifiah Rifti Ramlawati Ratna Dewi Indi Astuti Rima Vien Permata Hartanto Risya Ladiva Bridha Rofiqah Almunawwarah Rohmadiyah, Bulan Roslita, Riau Rosman, Romzie Saiful Muchlis, Saiful Sanurdi Sara Puspita Setianingsih, Dhian Pastiana Shadiq, Aqil SRI RAHAYU Sri Wahyuni Sudirman Suganda Tanuwidjaja Sulfianti Sulistyowati Supriadi Syafruddin Tobing, Vella Yovinna Triana Rejekiningsih dkk Trimulato Tyas Mayangputri Hadiana Ubaidillah, Moch Ulfi Kartika Oktaviana Umar, St. Hafsah Usep Abdullah WAHYUNI Widayanto, Mutinda Teguh Woro Priatini Yuliana Yuliana Yuni Sukandani Zaehol Fatah Zamroni, M Afif Zulaifah ⁠Ahmad Izzaturrahim