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Impact of Preprocessing on Indonesian Extractive Summarization Using LexRank, TextRank, DivRank, and Cosine Similarity Setiawan, Andri; Abidin, Zainal; Imamudin, Mochamad
G-Tech: Jurnal Teknologi Terapan Vol 9 No 4 (2025): G-Tech, Vol. 9 No. 4 October 2025
Publisher : Universitas Islam Raden Rahmat, Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70609/g-tech.v9i4.8306

Abstract

Extractive text summarization is a fundamental approach to tackle information overload, yet its quality is highly dependent on the pre-processing stage. Despite its crucial role, there is no consensus on the most optimal pre-processing scenario for the Indonesian language, which has a complex morphological structure. This study aims to fill this research gap by systematically analyzing the impact of seven pre-processing scenarios on four summarization methods: three graph-based methods (LexRank, TextRank, DivRank) and one topic-relevance method (Cosine Similarity against the title). Using a corpus of 3,000 Indonesian news articles and ROUGE evaluation metrics, the results show two key findings. First, the Cosine Similarity method significantly outperforms all graph-based methods, achieving the highest F1-Measure scores on ROUGE-1 (0.5073), ROUGE-2 (0.4018), and ROUGE-L (0.4574), which emphasizes the important role of the title in news texts. Second, a comprehensive pre-processing scenario involving Case Folding, Punctuation Removal, Tokenization, Normalization, Negation Handling, Stopword Removal and Stemming proves to be the most effective in improving the performance of all algorithms. These findings provide empirical evidence and practical recommendations that the combination of a title-relevancy approach with proper text normalization is the most effective strategy for optimizing extractive text summarization for the Indonesian language.
Seismic performance analysis of building structures using high damping rubber bearings Anggara, Veron Bella; Rosidawani, Rosidawani; Hanafiah, Hanafiah; Nurjannah, Siti Aisyah; Setiawan, Andri
Gema Wiralodra Vol. 15 No. 1 (2024): Gema Wiralodra
Publisher : Universitas Wiralodra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31943/gw.v15i1.659

Abstract

The problem in this study is how the performance of building structures that have horizontal irregularities using fixed base structures and High Damping Rubber Bearing (HDRB) basic isolated structures. As well as how the performance of building structures compares with horizontal irregularities using HDRB compared to fixed base structures. The purpose of the study was to analyze the effect of the performance of reinforced concrete building structures with horizontal irregularities using fixed base structures and HDRB type basic isolation structures, as well as analyze the comparison of structural performance responses when seismic forces occur on a fixed base and base isolation structures using HDRB in terms of natural periods, shape modes, mass participation, basic shear forces (base shear), story drift, horizontal irregularity, and the influence of the p-delta. This research method is to carry out equivalent static analysis at the initial stage of analysis to obtain minimum force values ​​in the dynamic analysis of the response spectrum in accordance with the provisions of SNI 1726:2019 with the help of Etabs software version V.19. After obtaining the force in the response spectrum analysis results, proceed with designing the structural element reinforcement. Then final stage analysis with non-linear time history analysis (NLTHA) to assess the performance of the building structure. The dynamic analysis of the spectrum response uses spectrum response data for the city of Bengkulu taken from RSA 2021. Meanwhile, the NLTHA analysis uses 7 pairs of horizontal acceleration components selected and matched from individual recordings of MCER ground motion events.The results of this study show that the performance of building structures that have horizontal irregularities with HDRB has better performance than fixed base structures. Comparison of the structure's performance response during seismic forces from several parameters such as natural period, mode shapes, mass participation, base shear, story drift, horizontal irregularity, and p-delta influence. Based on the parameters of the performance of the structure, it proves that the performance of building structures with HDRB has better performance than fixed base. Based on the results of research HDRB can improve the performance of structures that have horizontal irregularities.
Analysis of Environmental Risk Factors for Leptospirosis in Bantul, Yogyakarta, Indonesia Setiawan, Andri; Setiyadi, Noor Alis; Murti, Bhisma
Journal of Epidemiology and Public Health Vol. 9 No. 4 (2024)
Publisher : Masters Program in Public Health, Universitas Sebelas Maret, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26911/jepublichealth.2024.09.04.03

Abstract

Background: Leptospirosis is a disease caused by the bacterium leptospira sp. The number of cases and deaths due to leptopirosis from year to year is always increasing. The purpose of this study is to analyze environmental risk factors for the incidence of leptospirosis in Bantul Regency, Special Region of Yogyakarta, Indonesia.Subjects and Method: This study uses an observational analytical approach with a cross-sectional design. The research location is in Bantul Regency with a sample of 200 research subjects. The sampling technique is fixed disease sampling. The dependent variable was the incidence of leptospirosis and the independent variables were the physical condition of the house, the condition of the residential environment, the presence of rats, the presence of livestock or pets, near rivers, flooded areas, occupation, habits of using personal protective equipment, age and gender. The research instruments used were questionnaires and checklists and the data was analyzed using logistic regression analysis.Results: Risk factors that increase the incidence of leptospirosis are poor home conditions (OR= 2.18; 95% CI = 1.12 to 4.24; p=0.022); Poor residential environmental conditions (OR = 2.58; 95% CI = 1.33 to 5.03; p = 0.005); presence of rats inside and/or outside the home (OR = 4.51; 95% CI = 1.40 to 14.55; p = 0.012). The risk of leptospirosis infection decreases with the use of PPE (OR = 0.17; 95% CI= 0.08 to 0.37; p<0.001).Conclusion: Poor house conditions, poor residential environmental conditions, the presence of rats inside and or outside the house are risk factors that increase the incidence of leptospirosis. Meanwhile, the use of PPE reduces the risk of leptospirosis infection
Kreativitas Motif Batik Sebagai Penguat Budaya Bangsa di Dharma Wanita LLDIKTI VII Jawa Timur Herlina, Yekti; Sufiana; setiawan, andri
Gayatri : Jurnal Pengabdian Seni dan Budaya Vol. 3 No. 1 (2025): April
Publisher : Sekolah Tinggi Kesenian Wilwatikta (STKW) Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20111/gayatri.v3i1.59

Abstract

Dharma Wanita is a national professional organization that has a vision and mission to improve the ability of civil servants' wives and civil servants themselves who are women in the future so that they can become intelligent women, have knowledge, become pious wives to become pillars in the family, to support fathers or husbands. That behind the success of a man there must be a great woman. Dharma Wanita Persatuan (DWP) LLDIKTI Region VII consists of wives of employees in the LLDIKTI VII environment, Women's Association, Academic Community of Higher Education in the LLDIKTI VII Environment. Activities held such as seminars, to support family welfare and national progress Holding social activities, Batik skills, Cooking, Facial Acupressure Beauty, This activity method is focused on members of DWP LLDIKTI VII who collaborate with STKW Surabaya to introduce batik creativity in developing and increasing batik skills as a strengthener of national culture and building independent Indonesian women. Batik as a noble work of art of the Indonesian nation has a distinctive and unique beauty that distinguishes it from other textile decoration patterns. The uniqueness of the appearance of batik is produced from specific materials, tools, and processes that require perseverance, craftsmanship, patience and high creativity. The results of this service support one of the Dharma Wanita Persatuan LLDIKTI VII programs, namely training to improve batik skills as a strengthener of national culture for independent women. It is hoped that various kinds of knowledge about batik from making batik patterns, transferring batik patterns to cloth, attaching wax to cloth using canting, dipping cloth into dye and drooping. It is hoped that it can add inspiration and innovation for the development of Independent Indonesian Women in the future.
VISUALIZATION OF FOOD PHOTOGRAPHY IN THE GOFOOD MENU IN MAJALAYA Setiawan, Andri; Heriyawati, Yanti; Saleh, Sukmawati
Arty: Jurnal Seni Rupa Vol 11 No 1 (2022): Regular Issue
Publisher : Jurusan Seni Rupa Fakultas Bahasa dan Seni

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/arty.v11i1.58261

Abstract

Fotografi makanan merupakan salah satu bentuk fotografi komersil, dan berperan sebagai media promosi. Fotografi makanan memiliki peran penting dalam proses komunkasi visual sebuah produk. Gofood hadir sebagai layanan delivery service yang terintegrasi dengan sebuah aplikasi, dapat membantu masyarkat dalam memperluas penjualan. Digitalisasi menu-menu yang ada di Gofood tidak terlepas dari sentuhan fotografi makanan. Terdapat kesenjnagan visualisasi foto makanan yang hadirkan anatara pengusaha bisnis kuliner yang ada di menu Gofood sekitar wilayah Majalaya. Penulisan ini bertujuan untuk mengetahui penyebab faktor penyebab kesenjangan visualiasi yang ada didalam menu Gofood di wilayah Majalaya. Dengan menggunana metode penelitian deskriptif kualtiatif melalui pengamatan foto makanan pada menu Gofood. Analisis menggunakan teori retorika visual dengan pendekatan segitiga retoris yang mana sebuah foto dapat memberikan efek persuasi secara tidak langsung. Hasil dari penelitian ini terdapat kesenjangan visuasilasi foto yang dihasilkan antara setiap pengusaha kuliner. Abstrac ___________________________________________________________________ Food photography is a form of commercial photography and acts as a promotional medium. Food photography has an important role in the process of visual communication of a product. Gofood is here as a delivery service that is integrated with an application, which can help the community expand sales. Digitizing the menus at Gofood cannot be separated from the touch of food photography. There is a gap in visualizing food photos that are presented between culinary business entrepreneurs on the Gofood around the Majalaya area. This writing aims to discover the causes of the visualization gaps in the Gofood in the Majalaya area. By using qualitative descriptive research method by observing food photos on Gofood. The analysis uses visual rhetoric theory with a rhetorical triangle approach in which a photo can provide an indirect persuasive effect. This study’s results show a gap in the resulting photo visualization between each culinary entrepreneur.
The Effect of the Round Robin Learning Model on Collaboration Skills Among Students in Grade IV of MIN 1 West Lampung Fiteriani, Ida; Baharudin, Baharudin; Setiawan, Andri
Continuous Education: Journal of Science and Research Vol. 6 No. 3 (2025)
Publisher : Pusdikra Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51178/ce.v6i3.2857

Abstract

Collaborative skills are essential for learning. Teacher-centered learning often leads to students lack of active participation in learning activities, resulting in low collaborative skills. One way to improve students collaborative skills is by implementing a round-robin learning model. This model provides equal opportunities for all students to learn in groups, preventing any single student from dominating. This study aimed to determine the effect of the round-robin learning model on students' collaborative skills. This study was conducted at MIN 1 West Lampung. The research method used was a quasi-experimental design. Sampling was conducted using a purposive sampling technique, with 65 students each in the experimental and control classes. The instrument used was a collaboration skills questionnaire. This study shows the results of the post-test data hypothesis test using an independent sample t-test with a significance level of 5% (0.05) showing a Sig. (2-tailed) value of 0.038 which means that there is a rejection of H0 and acceptance of H1. Based on the results of the hypothesis test, it can be concluded that there is an influence of the round robin learning model on improving collaboration skills between students in class IV MIN 1 West Lampung.