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The relation extraction (RE) in complex scenarios faces challenges such as diverse relation types and ambiguous relations between entities within a single sentence, leading to the poor performance of pure "text-in, text-out" language models…

Computation and Language · Computer Science 2024-09-04 Yuchen Shi , Guochao Jiang , Tian Qiu , Deqing Yang

Relation extraction as an important natural Language processing (NLP) task is to identify relations between named entities in text. Recently, graph convolutional networks over dependency trees have been widely used to capture syntactic…

Computation and Language · Computer Science 2024-11-13 Xin Wang , Xinyi Bai

Relation Extraction is an important task in Information Extraction which deals with identifying semantic relations between entity mentions. Traditionally, relation extraction is carried out after entity extraction in a "pipeline" fashion,…

Computation and Language · Computer Science 2021-03-11 Sachin Pawar , Pushpak Bhattacharyya , Girish K. Palshikar

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…

Computation and Language · Computer Science 2023-07-24 Pawan Kumar Rajpoot , Ankur Parikh

Relation extraction (RE) is one of the most important tasks in information extraction, as it provides essential information for many NLP applications. In this paper, we propose a cross-lingual RE approach that does not require any human…

Computation and Language · Computer Science 2020-10-20 Jian Ni , Taesun Moon , Parul Awasthy , Radu Florian

In document-level relation extraction, entities may appear multiple times in a document, and their relationships can shift from one context to another. Accurate prediction of the relationship between two entities across an entire document…

Computation and Language · Computer Science 2025-08-01 Nilesh , Atul Gupta , Avinash C Panday

Relation Extraction is an important sub-task of Information Extraction which has the potential of employing deep learning (DL) models with the creation of large datasets using distant supervision. In this review, we compare the…

Computation and Language · Computer Science 2017-05-11 Shantanu Kumar

Continual relation extraction (CRE) aims to extract relations towards the continuous and iterative arrival of new data, of which the major challenge is the catastrophic forgetting of old tasks. In order to alleviate this critical problem…

Information Retrieval · Computer Science 2022-10-11 Chengwei Hu , Deqing Yang , Haoliang Jin , Zhen Chen , Yanghua Xiao

Named entity recognition (NER) and relation extraction (RE) are two important tasks in information extraction and retrieval (IE \& IR). Recent work has demonstrated that it is beneficial to learn these tasks jointly, which avoids the…

Computation and Language · Computer Science 2020-01-01 John Giorgi , Xindi Wang , Nicola Sahar , Won Young Shin , Gary D. Bader , Bo Wang

Joint entity and relation extraction is the fundamental task of information extraction, consisting of two subtasks: named entity recognition and relation extraction. However, most existing joint extraction methods suffer from issues of…

Computation and Language · Computer Science 2024-03-28 Wenjun Kong , Yamei Xia

We introduce a family of deep-learning architectures for inter-sentence relation extraction, i.e., relations where the participants are not necessarily in the same sentence. We apply these architectures to an important use case in the…

Computation and Language · Computer Science 2021-12-20 Enrique Noriega-Atala , Peter M. Lovett , Clayton T. Morrison , Mihai Surdeanu

Knowledge-based question answering relies on the availability of facts, the majority of which cannot be found in structured sources (e.g. Wikipedia info-boxes, Wikidata). One of the major components of extracting facts from unstructured…

Computation and Language · Computer Science 2018-03-28 Christos Christodoulopoulos , Arpit Mittal

Given comparative text, comparative relation extraction aims to extract two targets (\eg two cameras) in comparison and the aspect they are compared for (\eg image quality). The extracted comparative relations form the basis of further…

Computation and Language · Computer Science 2024-06-28 Yequan Wang , Hengran Zhang , Aixin Sun , Xuying Meng

Document-level relation extraction aims to extract relations among entities within a document. Compared with its sentence-level counterpart, Document-level relation extraction requires inference over multiple sentences to extract complex…

Computation and Language · Computer Science 2022-08-05 Liang Zhang , Yidong Cheng

In this paper, we propose an approach for Relationship Extraction (RE) based on labeled graph kernels. The kernel we propose is a particularization of a random walk kernel that exploits two properties previously studied in the RE…

Computation and Language · Computer Science 2013-02-21 Gonçalo Simões , Helena Galhardas , David Matos

The field of programming has a diversity of paradigms that are used according to the working framework. While current neural code generation methods are able to learn and generate code directly from text, we believe that this approach is…

Computation and Language · Computer Science 2023-07-12 El Mehdi Chouham , Jessica López Espejel , Mahaman Sanoussi Yahaya Alassan , Walid Dahhane , El Hassane Ettifouri

Dialogue-based relation extraction (RE) aims to extract relation(s) between two arguments that appear in a dialogue. Because dialogues have the characteristics of high personal pronoun occurrences and low information density, and since most…

Computation and Language · Computer Science 2021-09-10 Bongseok Lee , Yong Suk Choi

The goal of dialogue relation extraction (DRE) is to identify the relation between two entities in a given dialogue. During conversations, speakers may expose their relations to certain entities by explicit or implicit clues, such evidences…

Computation and Language · Computer Science 2022-07-26 Po-Wei Lin , Shang-Yu Su , Yun-Nung Chen

Most existing methods determine relation types only after all the entities have been recognized, thus the interaction between relation types and entity mentions is not fully modeled. This paper presents a novel paradigm to deal with…

Computation and Language · Computer Science 2018-11-12 Ryuichi Takanobu , Tianyang Zhang , Jiexi Liu , Minlie Huang

Document-level relation extraction (DocRE) aims to extract semantic relations among entity pairs in a document. Typical DocRE methods blindly take the full document as input, while a subset of the sentences in the document, noted as the…

Computation and Language · Computer Science 2022-03-08 Yiqing Xie , Jiaming Shen , Sha Li , Yuning Mao , Jiawei Han
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