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Related papers: Improving Sentence-Level Relation Extraction throu…

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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…

Computation and Language · Computer Science 2023-04-12 Jiewen Zheng , Ze Chen

Sentence-level relation extraction (RE) aims at identifying the relationship between two entities in a sentence. Many efforts have been devoted to this problem, while the best performing methods are still far from perfect. In this paper, we…

Computation and Language · Computer Science 2022-09-23 Wenxuan Zhou , Muhao Chen

Document-level relation extraction (DocRE) aims to determine the relation between two entities from a document of multiple sentences. Recent studies typically represent the entire document by sequence- or graph-based models to predict the…

Computation and Language · Computer Science 2022-04-28 Wang Xu , Kehai Chen , Lili Mou , Tiejun Zhao

Document-level relation extraction requires integrating information within and across multiple sentences of a document and capturing complex interactions between inter-sentence entities. However, effective aggregation of relevant…

Computation and Language · Computer Science 2020-07-29 Guoshun Nan , Zhijiang Guo , Ivan Sekulić , Wei Lu

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…

Computation and Language · Computer Science 2023-03-21 Chenghong Sun , Weidong Ji , Guohui Zhou , Hui Guo , Zengxiang Yin , Yuqi Yue

TACRED is one of the largest and most widely used sentence-level relation extraction datasets. Proposed models that are evaluated using this dataset consistently set new state-of-the-art performance. However, they still exhibit large error…

Computation and Language · Computer Science 2021-04-20 George Stoica , Emmanouil Antonios Platanios , Barnabás Póczos

Document-level relation extraction (DocRE) poses the challenge of identifying relationships between entities within a document as opposed to the traditional RE setting where a single sentence is input. Existing approaches rely on logical…

Information Retrieval · Computer Science 2024-01-23 Monika Jain , Raghava Mutharaju , Ramakanth Kavuluru , Kuldeep Singh

Relation extraction is a type of information extraction task that recognizes semantic relationships between entities in a sentence. Many previous studies have focused on extracting only one semantic relation between two entities in a single…

Computation and Language · Computer Science 2021-03-08 Seongsik Park , Harksoo Kim

Inter-sentence relation extraction deals with a number of complex semantic relationships in documents, which require local, non-local, syntactic and semantic dependencies. Existing methods do not fully exploit such dependencies. We present…

Computation and Language · Computer Science 2019-06-12 Sunil Kumar Sahu , Fenia Christopoulou , Makoto Miwa , Sophia Ananiadou

Document-level relation extraction is to extract relation facts from a document consisting of multiple sentences, in which pronoun crossed sentences are a ubiquitous phenomenon against a single sentence. However, most of the previous works…

Computation and Language · Computer Science 2022-02-23 Zhongxuan Xue , Rongzhen Li , Qizhu Dai , Zhong Jiang

Sentence-level relation extraction (RE) aims to identify the relationship between 2 entities given a contextual sentence. While there have been many attempts to solve this problem, the current solutions have a lot of room to improve. In…

Computation and Language · Computer Science 2023-07-04 N Harsha Vardhan , Manav Chaudhary

We present a joint model for entity-level relation extraction from documents. In contrast to other approaches - which focus on local intra-sentence mention pairs and thus require annotations on mention level - our model operates on entity…

Computation and Language · Computer Science 2021-12-06 Markus Eberts , Adrian Ulges

Relation extraction is an important task in structuring content of text data, and becomes especially challenging when learning with weak supervision---where only a limited number of labeled sentences are given and a large number of…

Computation and Language · Computer Science 2019-02-26 Hongtao Lin , Jun Yan , Meng Qu , Xiang Ren

Relation extraction (RE) has recently moved from the sentence-level to document-level, which requires aggregating document information and using entities and mentions for reasoning. Existing works put entity nodes and mention nodes with…

Computation and Language · Computer Science 2023-03-08 Hongfei Liu , Zhao Kang , Lizong Zhang , Ling Tian , Fujun Hua

Relation Extraction (RE) aims to label relations between groups of marked entities in raw text. Most current RE models learn context-aware representations of the target entities that are then used to establish relation between them. This…

Computation and Language · Computer Science 2019-02-26 Gaurav Singh , Parminder Bhatia

We present an approach to minimally supervised relation extraction that combines the benefits of learned representations and structured learning, and accurately predicts sentence-level relation mentions given only proposition-level…

Computation and Language · Computer Science 2019-11-20 Fan Bai , Alan Ritter

Document-level Relation Extraction (DocRE) is a more challenging task compared to its sentence-level counterpart. It aims to extract relations from multiple sentences at once. In this paper, we propose a semi-supervised framework for DocRE…

Computation and Language · Computer Science 2022-03-22 Qingyu Tan , Ruidan He , Lidong Bing , Hwee Tou Ng

Despite its popularity in sentence-level relation extraction, distantly supervised data is rarely utilized by existing work in document-level relation extraction due to its noisy nature and low information density. Among its current…

Computation and Language · Computer Science 2024-07-02 Xiangyu Lin , Weijia Jia , Zhiguo Gong

State-of-the-art methods for relation extraction consider the sentential context by modeling the entire sentence. However, syntactic indicators, certain phrases or words like prepositions that are more informative than other words and may…

Computation and Language · Computer Science 2019-12-05 Qiongxing Tao , Xiangfeng Luo , Hao Wang

Existing research studies on cross-sentence relation extraction in long-form multi-party conversations aim to improve relation extraction without considering the explainability of such methods. This work addresses that gap by focusing on…

Computation and Language · Computer Science 2022-10-20 Alon Albalak , Varun Embar , Yi-Lin Tuan , Lise Getoor , William Yang Wang
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