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Perancangan Ulang Mesin Pencacah Plastik untuk Mengurangi Risiko Kerja Rahma Aulianisa; Mohamad Satori; Nugraha
Jurnal Riset Teknik Industri Volume 5, No. 1, Juli 2025, Jurnal Riset Teknik Industri (JRTI)
Publisher : UPT Publikasi Ilmiah Unisba

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29313/jrti.v5i1.6481

Abstract

Abstrak. Tempat Pengolahan Sampah Terpadu Simpangsari merupakan perusahaan pengolahan sampah organik maupun anorganik. Dalam kegiatannya, perusahaan ini kerap mengalami kerugian. Hal ini dikarenakan tidak tercapainya target pencacahan sampah plastik akibat keterbatasan fungsi dari mesin tersebut. Metode penelitian yang dilakukan yaitu metode kuantitatif, dilakukan dengan pendekatan Quick Eksposure Checklist yang digunakan untuk mengukur risiko kerja pada setiap elemen kerja yang dilakukan. Sedangkan untuk perancangan dilakukan dengan pendekatan antropometri. Hasil penelitian menunjukan elemen kerja mengambil botol plastik mendapakan nilai action level sebesar 67% (perlu dilakukan perbaikan), elemen kerja memasukan botol plastik kedalam mesin pencacah mendapatkan nilai action level sebesar 69% (perlu dilakukan perbaikan), dan elemen kerja mengambil hasil cacahan dari mesin pencacah mendapatkan nilai action level sebesar 73,3% (perlu dilakukan perbaikan segera). Perancangan ulang fasilitas kerja dilakukan dengan memperbaiki dimensi mesin pencacah plastik, menambahkan fitur box untuk tempat botol plastik, desain mata pisau berbentuk diagonal disertai saringan dibawahnya, dan bentuk hopper output dibuat lebih miring. Abstract. Simpangsari Integrated Waste Management Centre is a company that processes both organic and inorganic waste. In its activities, this company often experiences losses. This is due to the non-achievement of the plastic waste shredding target due to the limited function of the machine. The research method carried out is a quantitative method, carried out with the Quick Exposure Checklist approach which is used to measure work risks in each work element performed. While for design is done with an anthropometric approach. The results showed that the work element of taking plastic bottles had an action level value of 67% (needs improvement), the work element of putting plastic bottles into the chopping machine had an action level value of 69% (needs improvement), and the work element of taking chopped results from the chopping machine had an action level value of 73.3% (needs immediate improvement). The redesign of work facilities is carried out by improving the dimensions of the plastic shredding machine, adding a box feature for plastic bottle holders, the design of the pis eye, and the design of the shredding machine.
Assessing Returns of IDX Sharia Growth Stocks: Applying The Fama-French Five-Factor Model For Portfolio Optimization Yulandri, Elsa; Sobana , Dadang Husen; Asih, Vemy Suci; Nugraha; Waspada, Ikaputera; Sari, Maya
Global Review of Islamic Economics and Business Vol. 13 No. 1 (2025)
Publisher : Faculty of Islamic Economics and Business, State Islamic University Sunan Kalijaga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14421/grieb.2025.131-06

Abstract

This study examines the influence of the Fama-French five-factor model on the excess return of stocks listed in the Indonesia Stock Exchange Sharia Growth Index and offers recommendations for optimizing Sharia-compliant portfolios. The model includes five independent variables: overall market return, firm size (measured by the return difference between small and large firms), book-to-market value, profitability (difference between firms with strong and weak earnings), and investment strategy (difference between conservative and aggressive asset growth). The analysis uses quarterly data from 2022 to 2023 and selects 14 companies from the index based on data completeness and consistent listing. Multiple linear regression with the Ordinary Least Squares method reveals that only the market return and firm size factors have a significant effect on excess return, with firm size having the strongest impact. Meanwhile, the book-to-market value, profitability, and investment strategy factors do not show significant individual influence. However, when assessed collectively, all five factors explain 93.06 percent of the variation in excess return, indicating the model’s overall strength. The study is limited by its short time frame due to the recent launch of the index and its relatively small sample size. These findings suggest that Sharia-compliant investors should prioritize firm size and market trends in portfolio construction. Future research should incorporate longer time periods, broader index comparisons, and qualitative factors such as investor sentiment or environmental, social, and governance indicators to enhance understanding of return behavior in Islamic equity markets.
Analisis Masalah Serangan Phishing pada Penggunaan Email Moch. Irdi; Rega Aditya; Adzrial Ramdhani; Dhika Dwi Nugraha; M. Fauzi Ari Febrian; Nugraha
Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer Vol 4 (2025): Sentimeter 2025
Publisher : Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer

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Abstract

Phishing merupakan salah satu ancaman siber yang paling sering dialami oleh pengguna email, yang bertujuan untuk mencuri informasi pribadi seperti kata sandi dan data keuangan. Permasalahan ini semakin meningkat dengan perkembangan teknologi komunikasi digital yang memudahkan pelaku serangan untuk menargetkan korban secara massal. Dalam penelitian ini, dilakukan analisis terhadap teknik dan metode serangan phishing melalui email serta dampaknya terhadap keamanan informasi pengguna. Metode yang digunakan meliputi pengumpulan dan analisis data dari insiden phishing yang dilaporkan oleh pengguna, serta pengujian berbagai algoritma deteksi phishing berbasis machine learning. Pengumpulan data dilakukan melalui survei dan pengamatan langsung terhadap pola serangan pada beberapa layanan email populer. Algoritma yang diuji termasuk Decision Tree, Random Forest, dan Support Vector Machine (SVM). Hasil penelitian menunjukkan bahwa metode deteksi berbasis machine learning memiliki tingkat akurasi yang tinggi dalam mengidentifikasi email phishing, dengan Random Forest mencapai akurasi sebesar 93%. Penelitian ini juga menemukan bahwa edukasi pengguna mengenai tanda-tanda phishing dan penerapan langkah-langkah keamanan yang ketat dapat secara signifikan mengurangi risiko menjadi korban serangan phishing. Implementasi hasil penelitian diharapkan dapat meningkatkan kesadaran dan perlindungan pengguna email terhadap ancaman phishing.
Analisis Sentimen Media Sosial terhadap Kesehatan Mental Mahasiswa Menggunakan Algoritma Naïve Bayes Nugraha; Gina Purnama Insany; Muhammad Ilham Juardi; Kanza Salsabila; Muhammad Fadilah Nurjaman; Shanika Layung Medal Wangi
Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer Vol 3 (2024): Sentimeter 2024
Publisher : Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer

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Abstract

Penelitian ini fokus pada analisis sentimen data media sosial menggunakan bahasa pemrograman Python. Dua tahap preprocessing, seleksi, dan transformasi data, diterapkan untuk membentuk struktur data yang lebih terorganisir. Namun, penelitian juga menganjurkan perbandingan dengan metode klasifikasi lain, seperti Naïve Bayes di Python, yang melibatkan empat tahap preprocessing: Normalisasi, Stopword, Tokenize, dan Stemming. Hasil analisis sentimen menyoroti dampak negatif pada kesehatan mental mahasiswa, terutama terkait dengan tweets negatif yang dominan. Temuan ini menggambarkan pengaruh besar media sosial terhadap kesehatan mental individu. Implikasinya memberikan pemahaman lebih mendalam tentang dinamika interaksi sosial di dunia digital dan risikonya terhadap kesejahteraan psikologis. Penelitian ini membahas pentingnya analisis sentimen dalam konteks media sosial menggunakan Python. Hasilnya menggambarkan urgensi pemahaman terhadap dampak kesehatan mental di kalangan mahasiswa akibat interaksi negatif di dunia maya. Implikasinya dapat menjadi dasar bagi tindakan pencegahan dan pemahaman lebih lanjut tentang peran media sosial dalam kesejahteraan mental
Identifikasi Tantangan Literasi Digital Dan Implementasi Metode Agile Dalam Pengembangan Web Majalah Informasi Studi Kasus Kementerian Ketenagakerjaan Republik Indonesia Mutiara Annisa Tresna Ati; Kamdan; Nugraha; Reza Agustian Kusnadi; Rizki Haddi Prayoga; Rizqy Mawardi; Sakti Aji
Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer Vol 4 (2025): Sentimeter 2025
Publisher : Prosiding Seminar Nasional Teknologi Informasi, Mekatronika, dan Ilmu Komputer

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Abstract

Perkembangan teknologi informasi saat ini berkembang sangat pesat memasuki era digitalisasi yaitu informasi yang telah berubah dari manajemen konvensional ke teknologi komputer. Di tengah tuntutan akan aksesibilitas informasi dan perkembangan teknologi, tim pengembang di Kementerian Ketenagakerjaan dihadapkan pada berbagai tantangan. Tantangan tersebut termasuk memastikan konten yang disajikan sesuai dengan kebutuhan pengguna, menjaga keamanan dan privasi data, serta menghadapi perubahan cepat dalam teknologi dan tuntutan pengguna. Penelitian ini dilakukandengan menggunakan implementasi metode Agile dalam pengembangan dan pemeliharaan web serta majalah elektronik sebagai solusi yang responsif terhadap tantangan yang dihadapi. Penelitian ini diharapkan dapat memberikan wawasan yang berharga bagi pengembang web dan pemangku kepentingan lainnya dalam upaya meningkatkan literasi digital dan efektivitas komunikasi pemerintahan di era digital ini. Dengan demikian, web majalah informasi Kementerian Ketenagakerjaan Republik Indonesia menjadi salah satu instrumen yang efektif dalam mencapai tujuan tersebut dan menjembatani informasi mengenai ketenagakerjaan antara pemerintah dan masyarakat.
The Influence of Financial Distress, Auditor Firm Size, and Auditor Switching on Audit Delay Tiara Putrirury Alamanda; Nugraha
IECON: International Economics and Business Conference Vol. 3 No. 1 (2025): International Conference on Economics and Business (IECON-3)
Publisher : www.amertainstitute.com

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Abstract

This study aims to analyze the factors influencing audit delay in the consumer cyclicals sector listed on the Indonesia Stock Exchange (IDX) during the period 2019–2022. Audit delay, which refers to the time lag between the end of the fiscal year and the issuance date of audited financial statements, is a critical aspect affecting the timeliness and relevance of financial reporting. The independent variables examined in this study include financial distress, the size of the public accounting firm (PAF), and auditor switching—factors that have been widely discussed in previous literature as potential determinants of audit timeliness. To address the research objectives, this study adopts a quantitative research approach, utilizing both descriptive and causal analysis techniques to explain the relationship between the selected independent variables and audit delay. The research sample was selected using purposive sampling, resulting in 24 companies that met the established criteria, producing a total of 96 firm-year observations over the four-year period. The empirical findings reveal that financial distress does not have a statistically significant effect on audit delay, indicating that the financial condition of the firm may not influence the timeliness of audit completion in this sector. Similarly, the size of the public accounting firm also shows no significant impact on audit delay, suggesting that larger or more reputable firms do not necessarily complete audits more efficiently. In contrast, auditor switching is found to have a positive and statistically significant effect on audit delay, implying that changes in the auditor are likely to extend the audit completion time, potentially due to the additional effort required by incoming auditors to understand the client's business and accounting systems. These findings contribute to the understanding of audit timeliness in the consumer cyclicals sector and may provide insights for regulators, investors, and company management regarding the factors that influence audit delay.
Banten’s Economic Growth: Regional Financial Performance Impacts (2014 – 2023) Rahmatu Azzahra; Nugraha
IECON: International Economics and Business Conference Vol. 3 No. 1 (2025): International Conference on Economics and Business (IECON-3)
Publisher : www.amertainstitute.com

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Abstract

This study investigates the role of local government policies in managing local finances towards economic growth in Banten Province in 2014 - 2023. This study aims to evaluate the level of fiscal decentralization, regional independence, and the effectiveness of local revenue in driving economic growth as measured by the growth of gross regional domestic product value. Quantitative research methods through causal descriptive are used to examine 80 observational data. The results show that fiscal decentralization has a negative effect on economic growth, while the level of regional independence and the effectiveness of local revenue have a positive effect on economic growth. The findings show that the implementation of local government policies in accordance with the principle of decentralization is very important in optimizing regional potential which ultimately has an impact on sustainable regional economic policies. This study highlights government policies in determining local revenue targets, increasing efficiency in regional development and governance, and allocation of accountable and transparent resources can encourage community welfare and regional development. The recommendations provided aim to evaluate policies and encourage innovation in the context of regional development through targeted fiscal policies.