Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
UNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS O Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt OF INFORMATION TECHNOLOGYHa noi - 2015UNIV ERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILE NGOC ANHNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMajor: Computer ScienceCode: 60.48.0101MASTER’S THESIS OF INFORMATION TECHNOLOGYSupervisor: Assoc.Prof.Dr Le Anh CuongHa noi - 2 Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt 015iOriginality statement“I hereby declare that the work contained in this thesis is of my own and has not been previously submitted for a degree or dNamed entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
iploma al this or any other higher education institution. To the best of my knowledge and belief, the thesis contains no materials previously publisheUNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS O Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt upervisor’s approval“I hereby approve that the thesis in its current form is ready for committee examination as a requirement for the Master of Computer Science degree at the University of Engineering and Technology."Signature:.......................................iiiAbstractNamed Entity Recognitio Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt n (NER) aims to extract and classify words in documents into pre-defined entity classes. It is fundamental for many natural language processing tasksNamed entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
such as machine translation, information extraction and question answering. NER has extensively studied for other languages such as English, Japanese UNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS O Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt tudy approaches to NCR including handcrafted rules, machine learning and hybrid methods. We present challenges in NER for Vietnamese such as the lack of standard evaluation corpus and the standard methods for constructing data set. Specially, we focus on labeling entities Vietnamese since most study Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt has not presented the detail of handcrafting entities in Vietnamese. We apply supervised machine learning methods for Vietnamese NER based on ConditiNamed entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
onal Random Field and Support Vector Machine with changes in feature selection suitable for Vietnamese. The evaluation shows that these methods outperUNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS O Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt soc. Prof. Dr. Le Anh Cuong for his advice and support. This thesis would not have been possible without him and without freedom and encouragement he has given me over the last two years I spent at the Faculty of Technology of University of Engineering and Technology, Vietnam National University (VN Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt U), Ha Noi.I have been working with amazing friends in the K19CS class. I dedicate my gratitude to each of them: Tai Pham Dinh, Tuan Dinh Vu, and NamNamed entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt
Thanh Pham. I would especially like to thank the teachers in University of Engineering and Technology. VNU for the collaboration, great ideas and feedUNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS O Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt Linh Thi Nguyen, and my lovely daughter. Ngoc Khanh Le. for their endless love and sacrifice in the last two years. They gave me strength and encouragement to do this thesis. Named entity recognition in vietnamese documents nhận dạng thực thể có tên trong văn bản tiếng việt UNIVERSITY OF ENGINEERING AND TECHNOLOGYVIETNAM NATIONAL UNIVERSITY, HANOILENGOC ANIỈNAMED ENTITY RECOGNITION FORVIETNAMESE DOCUMENTSMASTER’S THESIS OGọi ngay
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