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Journal : JUITA : Jurnal Informatika

Enhanced OCR Recognition for Madurese Text Documents: A Genetic Algorithm Approach with Tesseract 5.5 Muhammad Nazir Arifin; Muhammad Umar Mansyur; Ali Rahman; Nindian Puspa Dewi; Fauzan Prasetyo Eka Putra
JUITA: Jurnal Informatika JUITA Vol. 13 Issue 2, July 2025
Publisher : Department of Informatics Engineering, Universitas Muhammadiyah Purwokerto

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30595/juita.v13i2.25794

Abstract

Character Recognition (OCR) for the Madurese language using Genetic Algorithms (GA). The study addresses the challenges in processing Madurese text documents by implementing a nine-step image preprocessing workflow optimized through GA. Our methodology combines rescaling, grayscale conversion, adaptive thresholding, deskewing, median blur, Otsu thresholding, border removal, contrast enhancement, and noise reduction, with the sequence determined by GA optimization. The system utilizes Tesseract 5.5 OCR engine configured with Vietnamese language model parameters to accommodate Maderese writing characteristics. Experiments conducted on a dataset of 500 images demonstrated significant improvements in recognition accuracy. The GA-optimized preprocessing sequence achieved a 24.32% Word Error Rate (WER) and 7.47% Character Error Rate (CER), marking substantial improvements over the baseline Tesseract implementation. Further optimization through language model selection, particularly using the Occitan (OCI) model, yielded 100% accuracy in specific test cases. The research also explored various fitness function configurations, with a 0.7:0.3 WER-to-CER ratio proving most effective. These results demonstrate the potential of GA optimization in enhancing OCR performance for regional languages with unique characteristics, contributing to the broader field of document digitization and language preservation
Co-Authors ., Ubaidi Abd Muiz Syam Abd Rohman Abd Rohman, Abd Abdul Adim Mubarok Abdulloh Rizki Achmad Rofiqi Achmad Zulfikri Achmad Zulfikri Afifatun Nahriyah Agel, Walid Agus Irmawan Ahmad Ramadhani Ainur Rofiq Hafsi Akbar , Nawawi Muhammad Alfin Firdaus Ali Rahman Alief Nuraini Alim, Royfal Amir Hamzah Amir Hamzah Amir Hamzah Anggreni Amba Sugi, Senah Anjarani, Devie Reztia Arifin, Goffal Arifin, Mohammad Nazir Arifin, Mohammad Nazir Asmat Baidawi Aziz, Mohammad Barokah, Selviana Nur Rizqi Dafid, Mohammat Debri Eko Arissandi Dewi, Nindian Puspa Dian Tri Agustina Dimas Arman Maulana Putra Durrohman Wahid Dwi Mayangsari Edo Saputra Efendi, Reynal Widya Efendy, Satrio Ananta Fahmi, Zainol Fauzan Fauzan Fauzan . Firmansyah Kusuma, R. Okky Frediyanto Gelu, Leonard Peter Goffal Arifin Goffal Arifin Hamdlani Hamdlani Harfin Lanya, Harfin Hari, Nirwana Haidar Hasan Basri Hasbullah Hasbullah Hasbullah Hasbullah Hasbullah Holipah Huda, Moh Abroril Iksan Iksya Syariifal Maqom Ilhamsyah, Revi Mario Irfan, Moh. Irwan Darmawan Isma’el, M Jannah, Ukhti Raudhatul Khafifatul Mufidah Khafifatul Mufidah Khairurrozi, Khairurrozi Khana Zulfana Imam Khana Zulfana Imam Kusuma, Okky Firmansyah Kusuma, R. Okky Firmansyah Lailatul Fitriyah M. Amir Mahmud Mahendra Mahendra Mahendra, Mahendra Mahmud, M. Amir Maktsuful Ghummah Mansyur, Muhammad Umar Maqom, Iksya Syariifal Marzuq . Maulana, Fairuz Iqbal Miftahus Surur Miftahus Surur Miftahus Surur, Miftahus Moch. Amir Mahmud Moh Abroril Huda Moh Firman Hidayat Moh Mursidi Moh Nazir Moh Riski Moh Syahdan Moh. Amrullah Moh. Nazir Arifin Mohammad Aziz Mohammad Nazir Arifin Mohammad Syaltut Abduh, Mohammad Syaltut Mu'minin, Fadilatul Mu'nim, M. Zaini Mubarok, Abdul Adim Mufidah, Khafifatul Muhammad Nazir Arifin Muhammad Umar Mansyur Muhammad Umar Mansyur Muim, Zaini Mujibur Rohman, Mujibur Mursidi, Moh Mursidi, Moh. Muslim, Farhan Mustafida Mustafida Nailus Saadah Nawawi Muhammad Akbar Nindian Puspa Dewi Nor Hasanah Nuraini, Alief Nurul Fajrin Ariyani Nurul Fajrin Ariyani Paradina, Reni Permana, Putra Pramadi, Walid Agel Rachman, Anang Fakchtur Rachman, Anang Faktchur Rafli Hidayatullah Ramadhani, Nilam Reni Paradina Retno Sukmawati Revi Mario Ilhamsyah Riyan Riyan Riyanarto Sarno Rizki, Abdulloh Royhan Alfadili Safiuddin Safiuddin Safiuddin, Safiuddin Said, Badar Samsul Arifin Samsul Arifin Satrio Ananta Efendy Sa’id, Badar Seindi Pujiastutik D. Selviana Nur Rizqi Barokah Sholihah, Wildanus Siti Ririn Sutarsih Sofa Aulia Rofika Sofiyullah Sofiyulloh, Sofiyulloh suhdi . Sutarsih, Siti Ririn Syafi’i, Imam Syahdayana Arifin Syam, Abd Muiz Syam, Abd Mu’iz Syam, Abd. Mu’iz Syirofi Syirofi Syirofi, Syirofi Tamam, Alief Badrit Tarisha Ramadhanty Triana Selvia Khusnul Khotimah Tryamina Salsabila Ubaidi Ubaidi, Ubaidi Ulfatul Hasanah Umar Mansyur, Muhammad Wahid, Durrahman Wahid, Durrohman Wahyu Hidayatullah Wicaksono Febriantoro, Wicaksono Yasir Zain Yayu Rahma Febriani Yogi Setiawan Zahrotun Naimah Zayyadi, Moh Zulfikri, Achmad