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Joint entity and relation extraction has been a core task in the field of information extraction. Recent approaches usually consider the extraction of relational triples from a stereoscopic perspective, either learning a relation-specific…

Computation and Language · Computer Science 2022-11-04 Zeqi Tan , Yongliang Shen , Xuming Hu , Wenqi Zhang , Xiaoxia Cheng , Weiming Lu , Yueting Zhuang

The relation triples extraction method based on table filling can address the issues of relation overlap and bias propagation. However, most of them only establish separate table features for each relationship, which ignores the implicit…

Information Retrieval · Computer Science 2022-10-10 Runze Fang , Junping Du , Yingxia Shao , Zeli Guan

Tagging based relational triple extraction methods are attracting growing research attention recently. However, most of these methods take a unidirectional extraction framework that first extracts all subjects and then extracts objects and…

Computation and Language · Computer Science 2022-01-06 Feiliang Ren , Longhui Zhang , Xiaofeng Zhao , Shujuan Yin , Shilei Liu , Bochao Li

Multimodal Relation Extraction is crucial for constructing flexible and realistic knowledge graphs. Recent studies focus on extracting the relation type with entity pairs present in different modalities, such as one entity in the text and…

Information Retrieval · Computer Science 2024-08-19 Lei Hei , Ning An , Tingjing Liao , Qi Ma , Jiaqi Wang , Feiliang Ren

Table filling based relational triple extraction methods are attracting growing research interests due to their promising performance and their abilities on extracting triples from complex sentences. However, this kind of methods are far…

Computation and Language · Computer Science 2021-09-15 Feiliang Ren , Longhui Zhang , Shujuan Yin , Xiaofeng Zhao , Shilei Liu , Bochao Li , Yaduo Liu

Current supervised relational triple extraction approaches require huge amounts of labeled data and thus suffer from poor performance in few-shot settings. However, people can grasp new knowledge by learning a few instances. To this end, we…

Computation and Language · Computer Science 2023-01-26 Haiyang Yu , Ningyu Zhang , Shumin Deng , Hongbin Ye , Wei Zhang , Huajun Chen

Joint extraction of entities and relations from unstructured texts is a crucial task in information extraction. Recent methods achieve considerable performance but still suffer from some inherent limitations, such as redundancy of relation…

Computation and Language · Computer Science 2021-06-21 Hengyi Zheng , Rui Wen , Xi Chen , Yifan Yang , Yunyan Zhang , Ziheng Zhang , Ningyu Zhang , Bin Qin , Ming Xu , Yefeng Zheng

Document-level relation extraction (RE) aims to extract the relations between entities from the input document that usually containing many difficultly-predicted entity pairs whose relations can only be predicted through relational…

Computation and Language · Computer Science 2022-11-29 Liang Zhang , Jinsong Su , Yidong Chen , Zhongjian Miao , Zijun Min , Qingguo Hu , Xiaodong Shi

Relation triple extraction, which outputs a set of triples from long sentences, plays a vital role in knowledge acquisition. Large language models can accurately extract triples from simple sentences through few-shot learning or fine-tuning…

Computation and Language · Computer Science 2024-04-16 Zepeng Ding , Wenhao Huang , Jiaqing Liang , Deqing Yang , Yanghua Xiao

Data imputation and data generation have important applications for many domains, like healthcare and finance, where incomplete or missing data can hinder accurate analysis and decision-making. Diffusion models have emerged as powerful…

Machine Learning · Computer Science 2025-06-10 Mario Villaizán-Vallelado , Matteo Salvatori , Carlos Segura , Ioannis Arapakis

Document-level relation extraction aims to extract relations among multiple entity pairs from a document. Previously proposed graph-based or transformer-based models utilize the entities independently, regardless of global information among…

Computation and Language · Computer Science 2023-01-27 Ningyu Zhang , Xiang Chen , Xin Xie , Shumin Deng , Chuanqi Tan , Mosha Chen , Fei Huang , Luo Si , Huajun Chen

Extracting entity pairs along with relation types from unstructured texts is a fundamental subtask of information extraction. Most existing joint models rely on fine-grained labeling scheme or focus on shared embedding parameters. These…

Artificial Intelligence · Computer Science 2020-10-16 Bin-Bin Zhao , Liang Li , Hui-Dong Zhang

Relational triple extraction is crucial work for the automatic construction of knowledge graphs. Existing methods only construct shallow representations from a token or token pair-level. However, previous works ignore local spatial…

Computation and Language · Computer Science 2024-06-14 Ning An , Lei Hei , Yong Jiang , Weiping Meng , Jingjing Hu , Boran Huang , Feiliang Ren

Text-to-image diffusion models have made significant progress in generating naturalistic images from textual inputs, and demonstrate the capacity to learn and represent complex visual-semantic relationships. While these diffusion models…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Rushikesh Zawar , Shaurya Dewan , Prakanshul Saxena , Yingshan Chang , Andrew Luo , Yonatan Bisk

Zero-shot relation triplet extraction (ZeroRTE) aims to extract relation triplets from unstructured texts under the zero-shot setting, where the relation sets at the training and testing stages are disjoint. Previous state-of-the-art method…

Computation and Language · Computer Science 2022-12-14 Yuquan Lan , Dongxu Li , Yunqi Zhang , Hui Zhao , Gang Zhao

Text-to-image diffusion models have shown powerful ability on conditional image synthesis. With large-scale vision-language pre-training, diffusion models are able to generate high-quality images with rich texture and reasonable structure…

Computer Vision and Pattern Recognition · Computer Science 2024-08-16 Hefeng Wang , Jiale Cao , Jin Xie , Aiping Yang , Yanwei Pang

Diffusion models, widely used in image generation, rely on iterative refinement to generate images from noise. Understanding this data evolution is important for model development and interpretability, yet challenging due to its…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Vidya Prasad , Hans van Gorp , Christina Humer , Ruud J. G. van Sloun , Anna Vilanova , Nicola Pezzotti

Generalizable 3D object reconstruction from single-view RGB-D images remains a challenging task, particularly with real-world data. Current state-of-the-art methods develop Transformer-based implicit field learning, necessitating an…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Yushuang Wu , Luyue Shi , Junhao Cai , Weihao Yuan , Lingteng Qiu , Zilong Dong , Liefeng Bo , Shuguang Cui , Xiaoguang Han

Relation extraction is a fundamental task in information extraction. Most existing methods have heavy reliance on annotations labeled by human experts, which are costly and time-consuming. To overcome this drawback, we propose a novel…

Computation and Language · Computer Science 2017-08-03 Liyuan Liu , Xiang Ren , Qi Zhu , Shi Zhi , Huan Gui , Heng Ji , Jiawei Han

Although the diffusion model has achieved remarkable performance in the field of image generation, its high inference delay hinders its wide application in edge devices with scarce computing resources. Therefore, many training-free sampling…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Weilun Feng , Chuanguang Yang , Zhulin An , Libo Huang , Boyu Diao , Fei Wang , Yongjun Xu
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