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Information extraction methods proved to be effective at triple extraction from structured or unstructured data. The organization of such triples in the form of (head entity, relation, tail entity) is called the construction of Knowledge…

人工智能 · 计算机科学 2022-08-25 Mohamad Zamini , Hassan Reza , Minou Rabiei

The extraction of a scene graph with objects as nodes and mutual relationships as edges is the basis for a deep understanding of image content. Despite recent advances, such as message passing and joint classification, the detection of…

计算机视觉与模式识别 · 计算机科学 2021-07-22 Rajat Koner , Suprosanna Shit , Volker Tresp

Relation extraction has the potential for large-scale knowledge graph construction, but current methods do not consider the qualifier attributes for each relation triplet, such as time, quantity or location. The qualifiers form…

计算与语言 · 计算机科学 2022-11-21 Yew Ken Chia , Lidong Bing , Sharifah Mahani Aljunied , Luo Si , Soujanya Poria

Relational prediction tasks are fundamental in many real-world applications, where data are naturally stored in relational databases (RDBs). Relational Deep Learning (RDL) addresses this problem by modeling RDBs as graphs and applying graph…

机器学习 · 计算机科学 2026-05-21 Yi Huang , Qingyun Sun , Jia Li , Xingcheng Fu , Jianxin Li

Multimodal relation extraction (MRE) is a crucial task in the fields of Knowledge Graph and Multimedia, playing a pivotal role in multimodal knowledge graph construction. However, existing methods are typically limited to extracting a…

多媒体 · 计算机科学 2025-09-08 Xinkui Lin , Yongxiu Xu , Minghao Tang , Shilong Zhang , Hongbo Xu , Hao Xu , Yubin Wang

Multiple federated learning (FL) methods are proposed for traffic flow forecasting (TFF) to avoid heavy-transmission and privacy-leaking concerns resulting from the disclosure of raw data in centralized methods. However, these FL methods…

机器学习 · 计算机科学 2024-11-22 Qingxiang Liu , Sheng Sun , Yuxuan Liang , Xiaolong Xu , Min Liu , Muhammad Bilal , Yuwei Wang , Xujing Li , Yu Zheng

Local feature extraction is a standard approach in computer vision for tackling important tasks such as image matching and retrieval. The core assumption of most methods is that images undergo affine transformations, disregarding more…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Guilherme Potje , Felipe Cadar , Andre Araujo , Renato Martins , Erickson R. Nascimento

Table reasoning, encompassing tasks such as table question answering, fact verification, and text-to-SQL, requires precise understanding of structured tabular data, coupled with numerical computation and code manipulation for effective…

计算与语言 · 计算机科学 2025-06-03 Fangyu Lei , Jinxiang Meng , Yiming Huang , Tinghong Chen , Yun Zhang , Shizhu He , Jun Zhao , Kang Liu

Massive RDF data sets are becoming commonplace. RDF data is typically generated in social semantic domains (such as personal information management) wherein a fixed schema is often not available a priori. We propose a simple Three-way…

数据库 · 计算机科学 2008-11-20 George H. L. Fletcher , Peter W. Beck

Tables are pervasive in diverse documents, making table recognition (TR) a fundamental task in document analysis. Existing modular TR pipelines separately model table structure and content, leading to suboptimal integration and complex…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Chunxia Qin , Chenyu Liu , Pengcheng Xia , Jun Du , Baocai Yin , Bing Yin , Cong Liu

Recent advances in fine-grained representation learning leverage local-to-global (emergent) relationships for achieving state-of-the-art results. The relational representations relied upon by such methods, however, are abstract. We aim to…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Abhra Chaudhuri , Massimiliano Mancini , Zeynep Akata , Anjan Dutta

Relation extraction (RE) is an important information extraction task which provides essential information to many NLP applications such as knowledge base population and question answering. In this paper, we present a novel generative model…

计算与语言 · 计算机科学 2022-03-01 Jian Ni , Gaetano Rossiello , Alfio Gliozzo , Radu Florian

Rubric-based Reinforcement Learning (RL) has emerged as a promising approach for aligning Large Language Models (LLMs) with complex, open-domain instruction following tasks. However, existing methods predominantly rely on response-level…

As global trends are shifting towards data-driven industries, the demand for automated algorithms that can convert digital images of scanned documents into machine readable information is rapidly growing. Besides the opportunity of data…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Pascal Fischer , Alen Smajic , Alexander Mehler , Giuseppe Abrami

Temporal feature extraction is an important issue in video-based action recognition. Optical flow is a popular method to extract temporal feature, which produces excellent performance thanks to its capacity of capturing pixel-level…

计算机视觉与模式识别 · 计算机科学 2020-05-07 Yuecong Xu , Jianfei Yang , Kezhi Mao , Jianxiong Yin , Simon See

Content-aware graphic layout generation aims to automatically arrange visual elements along with a given content, such as an e-commerce product image. In this paper, we argue that the current layout generation approaches suffer from the…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Daichi Horita , Naoto Inoue , Kotaro Kikuchi , Kota Yamaguchi , Kiyoharu Aizawa

Text-based knowledge graph completion methods take advantage of pre-trained language models (PLM) to enhance intrinsic semantic connections of raw triplets with detailed text descriptions. Typical methods in this branch map an input query…

信息检索 · 计算机科学 2025-05-01 Duanyang Yuan , Sihang Zhou , Xiaoshu Chen , Dong Wang , Ke Liang , Xinwang Liu , Jian Huang

Retrieval-augmented generation (RAG) systems rely on accurate document retrieval to ground large language models (LLMs) in external knowledge, yet retrieval quality often degrades in corpora where topics overlap and thematic variation is…

信息检索 · 计算机科学 2026-01-06 Rodrigo Kataishi

Large language models (LLMs) struggle with relation completion (RC), both with and without retrieval-augmented generation (RAG), particularly when the required information is rare or sparsely represented. To address this, we propose a novel…

计算与语言 · 计算机科学 2026-04-27 Fahmida Alam , Mihai Surdeanu , Ellen Riloff

We propose a new end-to-end method for extending a Knowledge Graph (KG) from tables. Existing techniques tend to interpret tables by focusing on information that is already in the KG, and therefore tend to extract many redundant facts. Our…

信息检索 · 计算机科学 2019-07-16 Benno Kruit , Peter Boncz , Jacopo Urbani