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相关论文: How Fragile is Relation Extraction under Entity Re…

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Referring Expression Comprehension (REC) aims to localize specified entities or regions in an image based on natural language descriptions. While existing methods handle single-entity localization, they often ignore complex inter-entity…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Yizhi Hu , Zezhao Tian , Xingqun Qi , Chen Su , Bingkun Yang , Junhui Yin , Muyi Sun , Man Zhang , Zhenan Sun

Relation extraction is a fundamental problem in natural language processing. Most existing models are defined for relation extraction in the general domain. However, their performance on specific domains (e.g., biomedicine) is yet unclear.…

计算与语言 · 计算机科学 2021-12-14 Yongkang Li

Recent work for extracting relations from texts has achieved excellent performance. However, most existing methods pay less attention to the efficiency, making it still challenging to quickly extract relations from massive or streaming text…

计算与语言 · 计算机科学 2022-05-24 Guozheng Li , Xu Chen , Peng Wang , Jiafeng Xie , Qiqing Luo

Learning representations of spatial references in natural language is a key challenge in tasks like autonomous navigation and robotic manipulation. Recent work has investigated various neural architectures for learning multi-modal…

计算与语言 · 计算机科学 2020-10-08 Tsung-Yen Yang , Andrew S. Lan , Karthik Narasimhan

Entity extraction is an important task in text mining and natural language processing. A popular method for entity extraction is by comparing substrings from free text against a dictionary of entities. In this paper, we present several…

计算与语言 · 计算机科学 2019-11-22 Zeyi Wen , Zeyu Huang , Rui Zhang

Events and entities are closely related; entities are often actors or participants in events and events without entities are uncommon. The interpretation of events and entities is highly contextually dependent. Existing work in information…

计算与语言 · 计算机科学 2016-09-14 Bishan Yang , Tom Mitchell

The main purpose of relation extraction is to extract the semantic relationships between tagged pairs of entities in a sentence, which plays an important role in the semantic understanding of sentences and the construction of knowledge…

计算与语言 · 计算机科学 2023-03-21 Chenghong Sun , Weidong Ji , Guohui Zhou , Hui Guo , Zengxiang Yin , Yuqi Yue

Sentence-level relation extraction aims to identify the relation between two entities for a given sentence. The existing works mostly focus on obtaining a better entity representation and adopting a multi-label classifier for relation…

计算与语言 · 计算机科学 2023-04-12 Jiewen Zheng , Ze Chen

Relational reasoning is a central component of intelligent behavior, but has proven difficult for neural networks to learn. The Relation Network (RN) module was recently proposed by DeepMind to solve such problems, and demonstrated…

计算与语言 · 计算机科学 2019-09-10 Martin Andrews , Sam Witteveen

Relation extraction is a Natural Language Processing task that aims to extract relationships from textual data. It is a critical step for information extraction. Due to its wide-scale applicability, research in relation extraction has…

计算与语言 · 计算机科学 2024-11-27 Anushka Swarup , Avanti Bhandarkar , Olivia P. Dizon-Paradis , Ronald Wilson , Damon L. Woodard

Document-level relation extraction (DocRE) involves identifying relations between entities distributed in multiple sentences within a document. Existing methods focus on building a heterogeneous document graph to model the internal…

计算与语言 · 计算机科学 2023-10-31 Chonggang Lu , Richong Zhang , Kai Sun , Jaein Kim , Cunwang Zhang , Yongyi Mao

Recognizing relations between entities is a pivotal task of relational learning. Learning relation representations from distantly-labeled datasets is difficult because of the abundant label noise and complicated expressions in human…

计算与语言 · 计算机科学 2021-03-23 Ning Ding , Xiaobin Wang , Yao Fu , Guangwei Xu , Rui Wang , Pengjun Xie , Ying Shen , Fei Huang , Hai-Tao Zheng , Rui Zhang

Relation extraction (RE) is a crucial task in natural language processing (NLP) that aims to identify and classify relationships between entities mentioned in text. In the financial domain, relation extraction plays a vital role in…

计算与语言 · 计算机科学 2023-07-24 Pawan Kumar Rajpoot , Ankur Parikh

Extracting structured information from unstructured text is critical for many downstream NLP applications and is traditionally achieved by closed information extraction (cIE). However, existing approaches for cIE suffer from two…

计算与语言 · 计算机科学 2024-04-22 Nacime Bouziani , Shubhi Tyagi , Joseph Fisher , Jens Lehmann , Andrea Pierleoni

Document-level relation extraction (DocRE) attracts more research interest recently. While models achieve consistent performance gains in DocRE, their underlying decision rules are still understudied: Do they make the right predictions…

计算与语言 · 计算机科学 2023-06-21 Haotian Chen , Bingsheng Chen , Xiangdong Zhou

Relation extraction is an important but challenging task that aims to extract all hidden relational facts from the text. With the development of deep language models, relation extraction methods have achieved good performance on various…

计算与语言 · 计算机科学 2022-08-17 Sheng Zhang , Patrick Ng , Zhiguo Wang , Bing Xiang

Relation extraction typically aims to extract semantic relationships between entities from the unstructured text. One of the most essential data sources for relation extraction is the spoken language, such as interviews and dialogues.…

计算与语言 · 计算机科学 2022-10-18 Tongtong Wu , Guitao Wang , Jinming Zhao , Zhaoran Liu , Guilin Qi , Yuan-Fang Li , Gholamreza Haffari

Unsupervised relation extraction (URE) aims at discovering underlying relations between named entity pairs from open-domain plain text without prior information on relational distribution. Existing URE models utilizing contrastive learning,…

计算与语言 · 计算机科学 2023-10-03 Guangxin Zhang , Shu Chen

Automated relation extraction (RE) from biomedical literature is critical for many downstream text mining applications in both research and real-world settings. However, most existing benchmarking datasets for bio-medical RE only focus on…

计算与语言 · 计算机科学 2022-07-20 Ling Luo , Po-Ting Lai , Chih-Hsuan Wei , Cecilia N Arighi , Zhiyong Lu

Document-level relation extraction (DocRE) aims to extract relations between entities from unstructured document text. Compared to sentence-level relation extraction, it requires more complex semantic understanding from a broader text…

计算与语言 · 计算机科学 2024-09-10 Yanxu Mao , Xiaohui Chen , Peipei Liu , Tiehan Cui , Zuhui Yue , Zheng Li