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Deep neural network models have recently achieved state-of-the-art performance gains in a variety of natural language processing (NLP) tasks (Young, Hazarika, Poria, & Cambria, 2017). However, these gains rely on the availability of large…

计算与语言 · 计算机科学 2018-11-15 Maximilian Hofer , Andrey Kormilitzin , Paul Goldberg , Alejo Nevado-Holgado

Entity matching is the task of linking records from different sources that refer to the same real-world entity. Past work has primarily treated entity linking as a standard supervised learning problem. However, supervised entity matching…

计算与语言 · 计算机科学 2024-10-01 Somin Wadhwa , Adit Krishnan , Runhui Wang , Byron C. Wallace , Chris Kong

In this work, we explore the way to perform named entity recognition (NER) using only unlabeled data and named entity dictionaries. To this end, we formulate the task as a positive-unlabeled (PU) learning problem and accordingly propose a…

计算与语言 · 计算机科学 2019-06-12 Minlong Peng , Xiaoyu Xing , Qi Zhang , Jinlan Fu , Xuanjing Huang

Biomedical queries have become increasingly prevalent in web searches, reflecting the growing interest in accessing biomedical literature. Despite recent research on large-language models (LLMs) motivated by endeavours to attain generalized…

计算与语言 · 计算机科学 2024-08-06 Ankan Mullick , Mukur Gupta , Pawan Goyal

Multi-modal named entity recognition (MNER) aims at identifying entity spans and recognizing their categories in social media posts with the aid of images. However, in dominant MNER approaches, the interaction of different modalities is…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Junyu Lu , Dixiang Zhang , Pingjian Zhang

Recent advances in pre-trained language modeling have facilitated significant progress across various natural language processing (NLP) tasks. Word masking during model training constitutes a pivotal component of language modeling in…

计算与语言 · 计算机科学 2024-02-27 Anas Belfathi , Ygor Gallina , Nicolas Hernandez , Richard Dufour , Laura Monceaux

Financial event entity extraction is a crucial task for analyzing market dynamics and building financial knowledge graphs, yet it presents significant challenges due to the specialized language and complex structures in financial texts.…

计算与语言 · 计算机科学 2025-04-22 Soo-joon Choi , Ji-jun Park

Entity Linking (EL) is the process of associating ambiguous textual mentions to specific entities in a knowledge base. Traditional EL methods heavily rely on large datasets to enhance their performance, a dependency that becomes problematic…

计算与语言 · 计算机科学 2024-10-11 Xukai Liu , Ye Liu , Kai Zhang , Kehang Wang , Qi Liu , Enhong Chen

Entity Linking involves detecting and linking entity mentions in natural language texts to a knowledge graph. Traditional methods use a two-step process with separate models for entity recognition and disambiguation, which can be…

计算与语言 · 计算机科学 2025-10-23 Daniel Vollmers , Hamada M. Zahera , Diego Moussallem , Axel-Cyrille Ngonga Ngomo

Natural language (NL) is arguably the most prevalent medium for expressing systems and software requirements. Detecting incompleteness in NL requirements is a major challenge. One approach to identify incompleteness is to compare…

软件工程 · 计算机科学 2024-02-16 Dipeeka Luitel , Shabnam Hassani , Mehrdad Sabetzadeh

Pre-trained neural language models bring significant improvement for various NLP tasks, by fine-tuning the models on task-specific training sets. During fine-tuning, the parameters are initialized from pre-trained models directly, which…

计算与语言 · 计算机科学 2020-09-17 Chengyu Wang , Minghui Qiu , Jun Huang , Xiaofeng He

When performing named entity recognition (NER), entity length is variable and dependent on a specific domain or dataset. Pre-trained language models (PLMs) are used to solve NER tasks and tend to be biased toward dataset patterns such as…

计算与语言 · 计算机科学 2022-01-12 Minbyul Jeong , Jaewoo Kang

Ever-larger language models with ever-increasing capabilities are by now well-established text processing tools. Alas, information extraction tasks such as named entity recognition are still largely unaffected by this progress as they are…

计算与语言 · 计算机科学 2023-08-16 Tobias Deußer , Lars Hillebrand , Christian Bauckhage , Rafet Sifa

Using token representation from bidirectional language models (LMs) such as BERT is still a widely used approach for token-classification tasks. Even though there exist much larger unidirectional LMs such as Llama-2, they are rarely used to…

计算与语言 · 计算机科学 2024-12-11 Takumi Goto , Hiroyoshi Nagao , Yuta Koreeda

Entity typing (ET) is the problem of assigning labels to given entity mentions in a sentence. Existing works for ET require knowledge about the domain and target label set for a given test instance. ET in the absence of such knowledge is a…

计算与语言 · 计算机科学 2021-06-01 Abhishek Abhishek , Amar Prakash Azad , Balaji Ganesan , Ashish Anand , Amit Awekar

Named entity recognition (NER) aims to identify mentions of named entities in an unstructured text and classify them into predefined named entity classes. While deep learning-based pre-trained language models help to achieve good predictive…

计算与语言 · 计算机科学 2023-06-16 Ali Osman Berk Sapci , Oznur Tastan , Reyyan Yeniterzi

Named Entity Recognition seeks to extract substrings within a text that name real-world objects and to determine their type (for example, whether they refer to persons or organizations). In this survey, we first present an overview of…

计算与语言 · 计算机科学 2024-12-23 Imed Keraghel , Stanislas Morbieu , Mohamed Nadif

Few-shot Named Entity Recognition (NER), the task of identifying named entities with only a limited amount of labeled data, has gained increasing significance in natural language processing. While existing methodologies have shown some…

计算与语言 · 计算机科学 2024-08-26 Yafeng Zhang , Zilan Yu , Yuang Huang , Jing Tang

Recently, due to the increasing popularity of social media, the necessity for extracting information from informal text types, such as microblog texts, has gained significant attention. In this study, we focused on the Named Entity…

计算与语言 · 计算机科学 2018-10-23 Eda Okur , Hakan Demir , Arzucan Özgür

Using language models (LMs) pre-trained in a self-supervised setting on large corpora and then fine-tuning for a downstream task has helped to deal with the problem of limited label data for supervised learning tasks such as Named Entity…

计算与语言 · 计算机科学 2023-08-21 Pavlova Vera , Mohammed Makhlouf