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相关论文: Morphology-based Entity and Relational Entity Extr…

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Relation Extraction (RE) is a fundamental task of information extraction, which has attracted a large amount of research attention. Previous studies focus on extracting the relations within a sentence or document, while currently…

计算与语言 · 计算机科学 2022-11-01 Fengqi Wang , Fei Li , Hao Fei , Jingye Li , Shengqiong Wu , Fangfang Su , Wenxuan Shi , Donghong Ji , Bo Cai

We address the task of entity-relationship (E-R) retrieval, i.e, given a query characterizing types of two or more entities and relationships between them, retrieve the relevant tuples of related entities. Answering E-R queries requires…

信息检索 · 计算机科学 2017-10-20 Pedro Saleiro , Natasa Milic-Frayling , Eduarda Mendes Rodrigues , Carlos Soares

Character language models have access to surface morphological patterns, but it is not clear whether or how they learn abstract morphological regularities. We instrument a character language model with several probes, finding that it can…

计算与语言 · 计算机科学 2018-09-05 Yova Kementchedjhieva , Adam Lopez

Arabic dialect identification is a specific task of natural language processing, aiming to automatically predict the Arabic dialect of a given text. Arabic dialect identification is the first step in various natural language processing…

计算与语言 · 计算机科学 2020-09-29 Maha J. Althobaiti

Entity Recognition (ER) within a text is a fundamental exercise in Natural Language Processing, enabling further depending tasks such as Knowledge Extraction, Text Summarisation, or Keyphrase Extraction. An entity consists of single words…

计算与语言 · 计算机科学 2021-06-14 Andreas Waldis , Luca Mazzola

This paper proposes a structure-aware decoding method based on large language models to address the difficulty of traditional approaches in maintaining both semantic integrity and structural consistency in nested and overlapping entity…

计算与语言 · 计算机科学 2026-01-29 Zhimin Qiu , Di Wu , Feng Liu , Yuxiao Wang

MedER refers to the identification of medical entities. It is crucial for extracting structured clinical information from unstructured medical text. Many existing systems rely on transformer-based models, which are computationally expensive…

计算与语言 · 计算机科学 2026-05-26 Peyal Saha , Ahsanul Haque Hasib , Shoumik Barman Polok

Representation learning is a fundamental building block for analyzing entities in a database. While the existing embedding learning methods are effective in various data mining problems, their applicability is often limited because these…

机器学习 · 计算机科学 2020-09-24 Chin-Chia Michael Yeh , Dhruv Gelda , Zhongfang Zhuang , Yan Zheng , Liang Gou , Wei Zhang

Understanding relationships between documents in large-scale corpora is essential for knowledge discovery and information organization. However, existing approaches rely heavily on manual annotation or predefined relationship taxonomies. We…

信息检索 · 计算机科学 2025-07-16 Yuki Iwamoto , Kaoru Tsunoda , Ken Kaneiwa

Building conversational agents that can have natural and knowledge-grounded interactions with humans requires understanding user utterances. Entity Linking (EL) is an effective and widely used method for understanding natural language text…

计算与语言 · 计算机科学 2023-09-29 Hideaki Joko , Faegheh Hasibi

The cognitive and reasoning abilities of large language models (LLMs) have enabled remarkable progress in natural language processing. However, their performance in interpreting structured data, especially in tabular formats, remains…

计算与语言 · 计算机科学 2025-07-25 Rana Alshaikh , Israa Alghanmi , Shelan Jeawak

We present several neural networks to address the task of named entity recognition for morphologically complex languages (MCL). Kazakh is a morphologically complex language in which each root/stem can produce hundreds or thousands of…

信息检索 · 计算机科学 2021-10-05 Gulmira Tolegen , Alymzhan Toleu , Orken Mamyrbayev , Rustam Mussabayev

Natural language understanding's relation extraction makes innovative and encouraging novel business concepts possible and facilitates new digitilized decision-making processes. Current approaches allow the extraction of relations with a…

计算与语言 · 计算机科学 2021-11-18 Lars Klöser , Philipp Kohl , Bodo Kraft , Albert Zündorf

Automatically extracting workflows as procedural graphs from natural language is promising yet underexplored, demanding both structural validity and logical alignment. While recent large language models (LLMs) show potential for procedural…

人工智能 · 计算机科学 2026-01-28 Wangyang Ying , Yanchi Liu , Xujiang Zhao , Wei Cheng , Zhengzhang Chen , Wenchao Yu , Yanjie Fu , Haifeng Chen

Artificial Intelligence (AI) has huge impact on our daily lives with applications such as voice assistants, facial recognition, chatbots, autonomously driving cars, etc. Natural Language Processing (NLP) is a cross-discipline of AI and…

计算与语言 · 计算机科学 2023-04-18 Klim Zaporojets

In this paper, we propose a method to automatically identify future events in Lebanon's economy from Arabic texts. Challenges are threefold: first, we need to build a corpus of Arabic texts that covers Lebanon's economy; second, we need to…

计算与语言 · 计算机科学 2018-05-30 Moustafa Al-Hajj , Amani Sabra

Understanding the semantic meaning of content on the web through the lens of entities and concepts has many practical advantages. However, when building large-scale entity extraction systems, practitioners are facing unique challenges…

计算与语言 · 计算机科学 2021-10-04 Xuanting Cai , Quanbin Ma , Pan Li , Jianyu Liu , Qi Zeng , Zhengkan Yang , Pushkar Tripathi

Forms are a widespread type of template-based document used in a great variety of fields including, among others, administration, medicine, finance, or insurance. The automatic extraction of the information included in these documents is…

计算与语言 · 计算机科学 2021-12-15 María Villota , César Domínguez , Jónathan Heras , Eloy Mata , Vico Pascual

We propose the application of Transformer-based language models for classifying entity legal forms from raw legal entity names. Specifically, we employ various BERT variants and compare their performance against multiple traditional…

计算与语言 · 计算机科学 2023-10-20 Alexander Arimond , Mauro Molteni , Dominik Jany , Zornitsa Manolova , Damian Borth , Andreas G. F. Hoepner

Joint entity and relation extraction (JERE) is one of the most important tasks in information extraction. However, most existing works focus on sentence-level coarse-grained JERE, which have limitations in real-world scenarios. In this…

计算与语言 · 计算机科学 2023-03-22 Hongbo Wang , Weimin Xiong , Yifan Song , Dawei Zhu , Yu Xia , Sujian Li