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Data in Knowledge Graphs often represents part of the current state of the real world. Thus, to stay up-to-date the graph data needs to be updated frequently. To utilize information from Knowledge Graphs, many state-of-the-art machine…

Machine Learning · Computer Science 2021-09-23 Christopher Wewer , Florian Lemmerich , Michael Cochez

In this paper, we study the problem of learning continuous vector representations of knowledge graphs for predicting missing links. We present a new approach called ConEx, which infers missing links by leveraging the composition of a 2D…

Machine Learning · Computer Science 2021-06-10 Caglar Demir , Axel-Cyrille Ngonga Ngomo

Inductive knowledge graph completion has been considered as the task of predicting missing triplets between new entities that are not observed during training. While most inductive knowledge graph completion methods assume that all entities…

Machine Learning · Computer Science 2023-08-21 Jaejun Lee , Chanyoung Chung , Joyce Jiyoung Whang

The goal of representation learning of knowledge graph is to encode both entities and relations into a low-dimensional embedding spaces. Many recent works have demonstrated the benefits of knowledge graph embedding on knowledge graph…

Artificial Intelligence · Computer Science 2019-10-11 Wenqiang Liu , Hongyun Cai , Xu Cheng , Sifa Xie , Yipeng Yu , Hanyu Zhang

Previous models for learning entity and relationship embeddings of knowledge graphs such as TransE, TransH, and TransR aim to explore new links based on learned representations. However, these models interpret relationships as simple…

Machine Learning · Computer Science 2018-04-02 Feipeng Zhao , Martin Renqiang Min , Chen Shen , Amit Chakraborty

Graph embedding techniques allow to learn high-quality feature vectors from graph structures and are useful in a variety of tasks, from node classification to clustering. Existing approaches have only focused on learning feature vectors for…

Artificial Intelligence · Computer Science 2019-05-29 Valeria Fionda , Giuseppe Pirró

Deep neural networks face several challenges in hyperspectral image classification, including insufficient utilization of joint spatial-spectral information, gradient vanishing with increasing depth, and overfitting. To enhance feature…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Guandong Li , Mengxia Ye

Knowledge graph embedding has been an active research topic for knowledge base completion (KGC), with progressive improvement from the initial TransE, TransH, RotatE et al to the current state-of-the-art QuatE. However, QuatE ignores the…

Computation and Language · Computer Science 2021-06-17 Haipeng Gao , Kun Yang , Yuxue Yang , Rufai Yusuf Zakari , Jim Wilson Owusu , Ke Qin

Graph, as an important data representation, is ubiquitous in many real world applications ranging from social network analysis to biology. How to correctly and effectively learn and extract information from graph is essential for a large…

Machine Learning · Computer Science 2020-10-27 Xiaodong Jiang , Ronghang Zhu , Pengsheng Ji , Sheng Li

Predicting missing links between entities in a knowledge graph is a fundamental task to deal with the incompleteness of data on the Web. Knowledge graph embeddings map nodes into a vector space to predict new links, scoring them according…

Artificial Intelligence · Computer Science 2023-02-14 Cosimo Gregucci , Mojtaba Nayyeri , Daniel Hernández , Steffen Staab

Graph convolutional networks (GCNs) -- which are effective in modeling graph structures -- have been increasingly popular in knowledge graph completion (KGC). GCN-based KGC models first use GCNs to generate expressive entity representations…

Artificial Intelligence · Computer Science 2022-02-14 Zhanqiu Zhang , Jie Wang , Jieping Ye , Feng Wu

Knowledge graphs have emerged as fundamental structures for representing complex relational data across scientific and enterprise domains. However, existing embedding methods face critical limitations when modeling diverse relationship…

Artificial Intelligence · Computer Science 2025-11-17 Jugal Gajjar , Kaustik Ranaware , Kamalasankari Subramaniakuppusamy , Vaibhav Gandhi

Knowledge graph learning plays a critical role in integrating domain specific knowledge bases when deploying machine learning and data mining models in practice. Existing methods on knowledge graph learning primarily focus on modeling the…

Computation and Language · Computer Science 2019-11-27 Bo Peng , Renqiang Min , Xia Ning

Knowledge Graph (KG) completion research usually focuses on densely connected benchmark datasets that are not representative of real KGs. We curate two KG datasets that include biomedical and encyclopedic knowledge and use an existing…

Machine Learning · Computer Science 2021-06-15 Justin Lovelace , Denis Newman-Griffis , Shikhar Vashishth , Jill Fain Lehman , Carolyn Penstein Rosé

In recent years, deep learning has achieved remarkable success in the field of image restoration. However, most convolutional neural network-based methods typically focus on a single scale, neglecting the incorporation of multi-scale…

Image and Video Processing · Electrical Eng. & Systems 2025-02-27 Jiatao Jiang , Zhen Cui , Chunyan Xu , Jian Yang

Knowledge Graph embedding provides a versatile technique for representing knowledge. These techniques can be used in a variety of applications such as completion of knowledge graph to predict missing information, recommender systems,…

Information Retrieval · Computer Science 2021-07-19 Shivani Choudhary , Tarun Luthra , Ashima Mittal , Rajat Singh

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

Learning a single static convolutional kernel in each convolutional layer is the common training paradigm of modern Convolutional Neural Networks (CNNs). Instead, recent research in dynamic convolution shows that learning a linear…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Chao Li , Aojun Zhou , Anbang Yao

Knowledge graphs contain rich relational structures of the world, and thus complement data-driven machine learning in heterogeneous data. One of the most effective methods in representing knowledge graphs is to embed symbolic relations and…

Artificial Intelligence · Computer Science 2018-01-29 Kien Do , Truyen Tran , Svetha Venkatesh

Learning knowledge graph (KG) embeddings has received increasing attention in recent years. Most embedding models in literature interpret relations as linear or bilinear mapping functions to operate on entity embeddings. However, we find…

Artificial Intelligence · Computer Science 2020-04-29 Zequn Sun , Jiacheng Huang , Wei Hu , Muchao Chen , Lingbing Guo , Yuzhong Qu