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Related papers: Ultrahyperbolic Knowledge Graph Embeddings

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Knowledge graphs (KGs) typically contain temporal facts indicating relationships among entities at different times. Due to their incompleteness, several approaches have been proposed to infer new facts for a KG based on the existing ones-a…

Machine Learning · Computer Science 2019-07-09 Rishab Goel , Seyed Mehran Kazemi , Marcus Brubaker , Pascal Poupart

Entity alignment (EA) for knowledge graphs (KGs) plays a critical role in knowledge engineering. Existing EA methods mostly focus on utilizing the graph structures and entity attributes (including literals), but ignore images that are…

Artificial Intelligence · Computer Science 2023-03-14 Yangning Li , Jiaoyan Chen , Yinghui Li , Yuejia Xiang , Xi Chen , Hai-Tao Zheng

Knowledge graphs (KGs) represent world's facts in structured forms. KG completion exploits the existing facts in a KG to discover new ones. Translation-based embedding model (TransE) is a prominent formulation to do KG completion. Despite…

Artificial Intelligence · Computer Science 2019-10-11 Mojtaba Nayyeri , Chengjin Xu , Yadollah Yaghoobzadeh , Hamed Shariat Yazdi , Jens Lehmann

Entity alignment seeks to find entities in different knowledge graphs (KGs) that refer to the same real-world object. Recent advancement in KG embedding impels the advent of embedding-based entity alignment, which encodes entities in a…

Computation and Language · Computer Science 2020-07-21 Zequn Sun , Qingheng Zhang , Wei Hu , Chengming Wang , Muhao Chen , Farahnaz Akrami , Chengkai Li

Graph representation learning has been widely studied and demonstrated effectiveness in various graph tasks. Most existing works embed graph data in the Euclidean space, while recent works extend the embedding models to hyperbolic or…

Machine Learning · Computer Science 2023-04-04 Cheng Deng , Fan Xu , Jiaxing Ding , Luoyi Fu , Weinan Zhang , Xinbing Wang

Knowledge Graph Embedding (KGE) methods have gained enormous attention from a wide range of AI communities including Natural Language Processing (NLP) for text generation, classification and context induction. Embedding a huge number of…

Artificial Intelligence · Computer Science 2022-09-19 Mojtaba Moattari , Sahar Vahdati , Farhana Zulkernine

Multilingual knowledge graph (KG) embeddings provide latent semantic representations of entities and structured knowledge with cross-lingual inferences, which benefit various knowledge-driven cross-lingual NLP tasks. However, precisely…

Artificial Intelligence · Computer Science 2018-06-19 Muhao Chen , Yingtao Tian , Kai-Wei Chang , Steven Skiena , Carlo Zaniolo

The recent proliferation of knowledge graphs (KGs) coupled with incomplete or partial information, in the form of missing relations (links) between entities, has fueled a lot of research on knowledge base completion (also known as relation…

Machine Learning · Computer Science 2019-06-05 Deepak Nathani , Jatin Chauhan , Charu Sharma , Manohar Kaul

Knowledge graph embedding, which projects symbolic entities and relations into continuous vector spaces, is gaining increasing attention. Previous methods allow a single static embedding for each entity or relation, ignoring their intrinsic…

Artificial Intelligence · Computer Science 2020-04-07 Quan Wang , Pingping Huang , Haifeng Wang , Songtai Dai , Wenbin Jiang , Jing Liu , Yajuan Lyu , Yong Zhu , Hua Wu

Integrating structured knowledge from Knowledge Graphs (KGs) into Large Language Models (LLMs) remains a key challenge for symbolic reasoning. Existing methods mainly rely on prompt engineering or fine-tuning, which lose structural fidelity…

Machine Learning · Computer Science 2025-05-13 Erica Coppolillo

Knowledge Graph Embedding (KGE) is a common approach for Knowledge Graphs (KGs) in AI tasks. Embedding dimensions depend on application scenarios. Requiring a new dimension means training a new KGE model from scratch, increasing cost and…

Artificial Intelligence · Computer Science 2025-06-13 Yushan Zhu , Wen Zhang , Zhiqiang Liu , Mingyang Chen , Lei Liang , Huajun Chen

Decoding brain activity from electroencephalography (EEG) is crucial for neuroscience and clinical applications. Among recent advances in deep learning for EEG, geometric learning stands out as its theoretical underpinnings on symmetric…

Artificial Intelligence · Computer Science 2026-02-27 Haohui Jia , Zheng Chen , Lingwei Zhu , Xu Cao , Yasuko Matsubara , Takashi Matsubara , Yasushi Sakurai

Representation learning on a knowledge graph (KG) is to embed entities and relations of a KG into low-dimensional continuous vector spaces. Early KG embedding methods only pay attention to structured information encoded in triples, which…

Computation and Language · Computer Science 2020-01-01 Guanglin Niu , Yongfei Zhang , Bo Li , Peng Cui , Si Liu , Jingyang Li , Xiaowei Zhang

Knowledge Graphs (KGs) have proven to be a reliable way of structuring data. They can provide a rich source of contextual information about cultural heritage collections. However, cultural heritage KGs are far from being complete. They are…

Learning efficient graph representation is the key to favorably addressing downstream tasks on graphs, such as node or graph property prediction. Given the non-Euclidean structural property of graphs, preserving the original graph data's…

Machine Learning · Computer Science 2022-05-31 Bingxin Zhou , Xuebin Zheng , Yu Guang Wang , Ming Li , Junbin Gao

Entity alignment typically suffers from the issues of structural heterogeneity and limited seed alignments. In this paper, we propose a novel Multi-channel Graph Neural Network model (MuGNN) to learn alignment-oriented knowledge graph (KG)…

Computation and Language · Computer Science 2019-08-28 Yixin Cao , Zhiyuan Liu , Chengjiang Li , Zhiyuan Liu , Juanzi Li , Tat-Seng Chua

Predicting missing facts in a knowledge graph (KG) is a crucial task in knowledge base construction and reasoning, and it has been the subject of much research in recent works using KG embeddings. While existing KG embedding approaches…

Computation and Language · Computer Science 2020-10-09 Xuelu Chen , Muhao Chen , Changjun Fan , Ankith Uppunda , Yizhou Sun , Carlo Zaniolo

Embedding of a knowledge graph(KG) entities and relations in the form of vectors is an important aspect for the manipulation of the KG database for several downstream tasks, such as link prediction, knowledge graph completion, and…

Quantum Physics · Physics 2025-07-04 Pulak Ranjan Giri , Mori Kurokawa , Kazuhiro Saito

Recently, knowledge graph (KG) augmented models have achieved noteworthy success on various commonsense reasoning tasks. However, KG edge (fact) sparsity and noisy edge extraction/generation often hinder models from obtaining useful…

Computation and Language · Computer Science 2021-06-07 Jun Yan , Mrigank Raman , Aaron Chan , Tianyu Zhang , Ryan Rossi , Handong Zhao , Sungchul Kim , Nedim Lipka , Xiang Ren

Knowledge Graphs (KGs) have long served as a fundamental infrastructure for structured knowledge representation and reasoning. With the advent of Large Language Models (LLMs), the construction of KGs has entered a new paradigm-shifting from…

Artificial Intelligence · Computer Science 2025-10-24 Haonan Bian
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