Implementasi Natural Language Processing (NLP) pada Layanan Pengelolaan Surat Kantor Camat Bukik Barisan Rahmadani, Suci FT Zulhendra, Zulhendra Tasrif, Elfi Marta, Rizkayeni thesis https://repository.unp.ac.id/id/eprint/40784/ https://repository.unp.ac.id/id/eprint/40784/1/final_B1_05_SUCI_RAHMADANI_19076130_478_2023.pdf open access 2023-12 NLP TEXT PROCESSING DOCUMENT CLASSIFICATION LAYANAN PENGELOLAAN SURAT PROTOTYPE