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Evaluasi Modular UX terhadap Fitur Narasi Budaya pada Sistem Rekomendasi Makanan Utomo, Prayudi; Utomo, Prayudi Utomo; Annisa; Djatna, Taufik; Ardiansyah, Firman
Jurnal Ilmu Komputer dan Agri-Informatika Vol. 12 No. 2 (2025)
Publisher : Sekolah Sains Data, Matematika, dan Informatika. Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jika.12.2.189-199

Abstract

This study designs and evaluates a cultural narrative feature in a food recommender system to enhance emotional engagement and cultural relevance while preserving usability. The feature uses progressive disclosure and is implemented as a modular interface component that embeds local food stories within recommendation cards. Fifteen users participated in a task-based, triangulated UX evaluation (usability testing, heuristic evaluation, and thematic analysis). Although only 25% of participants interacted with the narrative element, those who did spent more than twice as long engaging with the content. Heuristic findings indicated issues in system-status visibility and visual transition, while thematic insights showed curiosity, emotional recall, and cultural identification. The results suggest that optional, contextual narratives can enrich recommender-system UX and can be integrated as maintainable modular components for iterative refinement
Model PNN Untuk Estimasi Kandungan Lignin pada Dedak Padi Bercampur Sekam Berbasis Citra Warna YCbCr Aziz Kustiyo; Bahri, Zuhdi Mukarom; Ardiansyah, Firman; Agmalaro, Muhammad Asyhar
Jurnal Informasi, Sains dan Teknologi Vol. 8 No. 2 (2025): Desember: Jurnal Informasi Sains dan Teknologi
Publisher : Politeknik Negeri FakFak

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55606/isaintek.v8i2.383

Abstract

Adulteration of rice bran is commonly done by mixing it with materials of similar appearance but lower nutritional value, such as ground rice husk. A key indicator of such adulteration is increased lignin content. Adding phloroglucinol solution to the mixture produces a red color that varies with lignin levels. This study aims to estimate lignin content in rice bran-husk mixtures using artificial intelligence and digital image processing. YCbCr color model images of eleven rice bran-husk compositions, treated with phloroglucinol, were analyzed. The lignin content of each variation was measured in the lab and used to define eleven classes. A Probabilistic Neural Network (PNN) was employed as the classifier, with image histograms of varying bin sizes as input. PNN performance was evaluated using 4-fold cross-validation. Results showed the highest average accuracy of 85.80% with 32 bins and histograms from all three YCbCr channels.     
Co-Authors Abdul Qifli Sangadji Abdul Qifli Sangadji Agil Cahyo Priyantono Agus Sukoco Ahmad Ridha Akhmad Yun Jufan Albar, Israr Alda Ellysia Ayudya Putri Anantyo Ari Pastiko Andrea Sumarah Asih Anne Parlina Annisa Arya, Shadiqa Auzi Asfarian Auzi Asfarian Aziz Kustiyo Azmi Iqbal Goldina Prakasa B Mustafa Badollahi Mustafa Badollahi Mustafa, Badollahi Bahri, Zuhdi Mukarom Bin Ahmad, Shofian Blasius Soedarsono Blasius Soedarsono, Blasius Chairulnisa, Chairulnisa Dean Apriana Ramadhan Dean Apriana Ramadhan Desta Wirnas Drs. Ec. R. Sjarief Hidjat Eko Sri Mulyani Eko Sri Mulyani, Eko Sri Endang Purnama Giri Erliza Hambali Fahrul Nurzaman Firdaus, Nabila Yuli Gaffar, Andi Nurrahma Ghinaa Rizki Dhiya Ulhaq Halida, Uly Mabruroh Halimah Tus Sa'diah Handayani, Sri Hardiansyah, Ricky Hary Budiarto Hary Budiarto Hendra Rahmawan Hendra Rahmawan Hendryanto Djohan Hengky Rachmadhani Ibrahim, Arhammirza Ikram S, Muhammad Imas Sukaesih Sitanggang Ina Irawati Indra Astuti Ira Maryati Ira Maryati Irman Hermadi Irsad, Irsad Janti G. Sudjana Joni Tesmanto Julio Adisantoso Krisnanto, Ferdian Kudang Boro Seminar Kusuma, Wisnu Lailan Syaufina Lilik Indrayani Muhammad Asyhar Agmalaro Muhammad Isa Alamsyahbana Muhammad Rizki Muhammad Rusli Muhammad Syauqi Muhammad Zubair Mutmainna, Ina Nabil Raihan Alfarizi Nia Kurniawati Nia Kurniawati Novi Chandra Saputra Nurfath, Akaasyah Paramita Retno Utami Pratama, Dharma Pudji Muljono Purwanti, Endang Yuni Rabbani, Rafif Radyan Fakhri Aisyi Ramadhan, Dean Apriana Ramadhona, Herpandi, Reza Risky Ridan Muhtadi Rosyadi, Imam Mulhaq Salma Meilla Astiardi Sambodo, Bambang Satyawan, Verda Emmelinda Sitepu, Andres Putranta Sjaeful Afandi Sjaeful Afandi Sulistyo Basuki Sulistyo Basuki Syafitri Hidayati Syah, Arzal Syahrani, Dwi Trisminingsih, Rina Utomo, Prayudi Utomo, Prayudi Utomo Wildan Muhammad Wiratna Tritawirasta Wisnu Ananta Kusuma WULANDARI Wulandari, Ani Yani Nurhadryani Yaniasih Yaniasih Yaniasih Yaniasih Yunita Sari Yunita Widyastuti Yuyu Yulia Yuyu Yulia Zamzamy, Ahmad