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Knowledge graphs are useful for many artificial intelligence tasks but often have missing data. Hence, a method for completing knowledge graphs is required. Existing approaches include embedding models, the Path Ranking Algorithm, and rule…

人工智能 · 计算机科学 2019-09-11 Takuma Ebisu , Ryutaro Ichise

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…

人工智能 · 计算机科学 2022-09-19 Mojtaba Moattari , Sahar Vahdati , Farhana Zulkernine

The task of link prediction for knowledge graphs is to predict missing relationships between entities. Knowledge graph embedding, which aims to represent entities and relations of a knowledge graph as low dimensional vectors in a continuous…

人工智能 · 计算机科学 2022-04-26 Yanhui Peng , Jing Zhang

Addressing the incompleteness problem in knowledge graph remains a significant challenge. Current knowledge graph completion methods have their limitations. For example, ComDensE is prone to overfitting and suffers from the degradation with…

信息检索 · 计算机科学 2024-10-10 Chuhong Yang , Bin Li , Nan Wu

Learning low-dimensional embeddings of knowledge graphs is a powerful approach used to predict unobserved or missing edges between entities. However, an open challenge in this area is developing techniques that can go beyond simple edge…

社会与信息网络 · 计算机科学 2019-10-30 William L. Hamilton , Payal Bajaj , Marinka Zitnik , Dan Jurafsky , Jure Leskovec

Performing link prediction using knowledge graph embedding models has become a popular approach for knowledge graph completion. Such models employ a transformation function that maps nodes via edges into a vector space in order to measure…

人工智能 · 计算机科学 2021-03-16 Mojtaba Nayyeri , Sahar Vahdati , Can Aykul , Jens Lehmann

Embeddings of knowledge graphs have received significant attention due to their excellent performance for tasks like link prediction and entity resolution. In this short paper, we are providing a comparison of two state-of-the-art knowledge…

机器学习 · 计算机科学 2017-07-25 Théo Trouillon , Maximilian Nickel

We present a novel extension to embedding-based knowledge graph completion models which enables them to perform open-world link prediction, i.e. to predict facts for entities unseen in training based on their textual description. Our model…

人工智能 · 计算机科学 2020-01-10 Haseeb Shah , Johannes Villmow , Adrian Ulges , Ulrich Schwanecke , Faisal Shafait

Knowledge Graph Completion is a task of expanding the knowledge graph/base through estimating possible entities, or proper nouns, that can be connected using a set of predefined relations, or verb/predicates describing interconnections of…

计算与语言 · 计算机科学 2021-01-25 Tong Chen , Sirou Zhu , Yiming Wen , Zhaomin Zheng

We propose a new method for embedding graphs while preserving directed edge information. Learning such continuous-space vector representations (or embeddings) of nodes in a graph is an important first step for using network information…

机器学习 · 计算机科学 2017-09-15 Sami Abu-El-Haija , Bryan Perozzi , Rami Al-Rfou

Knowledge Graph Embedding (KGE) aims to represent entities and relations of knowledge graph in a low-dimensional continuous vector space. Recent works focus on incorporating structural knowledge with additional information, such as entity…

计算与语言 · 计算机科学 2018-08-14 Kai Wang , Yu Liu , Xiujuan Xu , Dan Lin

Reasoning is essential for the development of large knowledge graphs, especially for completion, which aims to infer new triples based on existing ones. Both rules and embeddings can be used for knowledge graph reasoning and they have their…

人工智能 · 计算机科学 2019-03-22 Wen Zhang , Bibek Paudel , Liang Wang , Jiaoyan Chen , Hai Zhu , Wei Zhang , Abraham Bernstein , Huajun Chen

Word embedding, which refers to low-dimensional dense vector representations of natural words, has demonstrated its power in many natural language processing tasks. However, it may suffer from the inaccurate and incomplete information…

计算与语言 · 计算机科学 2015-06-16 Fei Tian , Bin Gao , Enhong Chen , Tie-Yan Liu

Numeric values associated to edges of a knowledge graph have been used to represent uncertainty, edge importance, and even out-of-band knowledge in a growing number of scenarios, ranging from genetic data to social networks. Nevertheless,…

人工智能 · 计算机科学 2021-05-19 Sumit Pai , Luca Costabello

Knowledge graph embedding aims at translating the knowledge graph into numerical representations by transforming the entities and relations into continuous low-dimensional vectors. Recently, many methods [1, 5, 3, 2, 6] have been proposed…

人工智能 · 计算机科学 2017-04-06 Xiao-Fan Niu , Wu-Jun Li

Knowledge graph embedding (KGE) is a technique that enhances knowledge graphs by addressing incompleteness and improving knowledge retrieval. A limitation of the existing KGE models is their underutilization of ontologies, specifically the…

社会与信息网络 · 计算机科学 2025-04-07 Takanori Ugai

Among the top approaches of recent years, link prediction using knowledge graph embedding (KGE) models has gained significant attention for knowledge graph completion. Various embedding models have been proposed so far, among which, some…

人工智能 · 计算机科学 2021-06-01 Chengjin Xu , Mojtaba Nayyeri , Sahar Vahdati , Jens Lehmann

We revisit the efficacy of simple, real-valued embedding models for knowledge graph completion and introduce RelatE, an interpretable and modular method that efficiently integrates dual representations for entities and relations. RelatE…

计算与语言 · 计算机科学 2025-05-27 Abhijit Chakraborty , Chahana Dahal , Ashutosh Balasubramaniam , Tejas Anvekar , Vivek Gupta

Temporal knowledge graph completion aims to infer the missing facts in temporal knowledge graphs. Current approaches usually embed factual knowledge into continuous vector space and apply geometric operations to learn potential patterns in…

人工智能 · 计算机科学 2024-08-14 Rui Ying , Mengting Hu , Jianfeng Wu , Yalan Xie , Xiaoyi Liu , Zhunheng Wang , Ming Jiang , Hang Gao , Linlin Zhang , Renhong Cheng

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…

机器学习 · 计算机科学 2023-08-21 Jaejun Lee , Chanyoung Chung , Joyce Jiyoung Whang
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