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Knowledge Graphs have been widely used to represent facts in a structured format. Due to their large scale applications, knowledge graphs suffer from being incomplete. The relation prediction task obtains knowledge graph completion by…

计算与语言 · 计算机科学 2024-05-07 Sakher Khalil Alqaaidi , Krzysztof Kochut

Learning knowledge graph embedding from an existing knowledge graph is very important to knowledge graph completion. For a fact $(h,r,t)$ with the head entity $h$ having a relation $r$ with the tail entity $t$, the current approaches aim to…

人工智能 · 计算机科学 2019-09-10 Lianbo Ma , Peng Sun , Zhiwei Lin , Hui Wang

In recent years, knowledge graph embedding models have been successfully applied in the transductive setting to tackle various challenging tasks including link prediction, and query answering. Yet, the transductive setting does not allow…

机器学习 · 计算机科学 2024-10-10 Caglar Demir , N'Dah Jean Kouagou , Arnab Sharma , Axel-Cyrille Ngonga Ngomo

Existing online multiple object tracking (MOT) algorithms often consist of two subtasks, detection and re-identification (ReID). In order to enhance the inference speed and reduce the complexity, current methods commonly integrate these…

计算机视觉与模式识别 · 计算机科学 2021-05-11 En Yu , Zhuoling Li , Shoudong Han , Hongwei Wang

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

Inductive knowledge graph completion requires models to comprehend the underlying semantics and logic patterns of relations. With the advance of pretrained language models, recent research have designed transformers for link prediction…

计算与语言 · 计算机科学 2022-10-27 Bohua Peng , Shihao Liang , Mobarakol Islam

Knowledge Graph Embedding models have become an important area of machine learning.Those models provide a latent representation of entities and relations in a knowledge graph which can then be used in downstream machine learning tasks such…

人工智能 · 计算机科学 2022-10-18 Md Rashad Al Hasan Rony , Mirza Mohtashim Alam , Semab Ali , Jens Lehmann , Sahar Vahdati

Human mobility is intricately influenced by urban contexts spatially and temporally, constituting essential domain knowledge in understanding traffic systems. While existing traffic forecasting models primarily rely on raw traffic data and…

机器学习 · 计算机科学 2024-12-24 Yatao Zhang , Yi Wang , Song Gao , Martin Raubal

In a real-world setting, visual recognition systems can be brought to make predictions for images belonging to previously unknown class labels. In order to make semantically meaningful predictions for such inputs, we propose a two-step…

机器学习 · 计算机科学 2017-08-29 Vincent P. A. Lonij , Ambrish Rawat , Maria-Irina Nicolae

Large scale knowledge graph embedding has attracted much attention from both academia and industry in the field of Artificial Intelligence. However, most existing methods concentrate solely on fact triples contained in the given knowledge…

人工智能 · 计算机科学 2019-03-12 Pengwei Wang , Dejing Dou , Fangzhao Wu , Nisansa de Silva , Lianwen Jin

In the active research area of employing embedding models for knowledge graph completion, particularly for the task of link prediction, most prior studies used two benchmark datasets FB15k and WN18 in evaluating such models. Most triples in…

人工智能 · 计算机科学 2020-03-19 Farahnaz Akrami , Mohammed Samiul Saeef , Qingheng Zhang , Wei Hu , Chengkai Li

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

Knowledge graphs can represent information about the real-world using entities and their relations in a structured and semantically rich manner and they enable a variety of downstream applications such as question-answering, recommendation…

计算与语言 · 计算机科学 2023-05-16 Hanieh Khorashadizadeh , Nandana Mihindukulasooriya , Sanju Tiwari , Jinghua Groppe , Sven Groppe

We propose Fast-and-Frugal Text-Graph (FnF-TG) Transformers, a Transformer-based framework that unifies textual and structural information for inductive link prediction in text-attributed knowledge graphs. We demonstrate that, by…

计算与语言 · 计算机科学 2025-06-17 Andrei C. Coman , Christos Theodoropoulos , Marie-Francine Moens , James Henderson

Knowledge graphs represent real-world entities and their relations in a semantically-rich structure supported by ontologies. Exploring this data with machine learning methods often relies on knowledge graph embeddings, which produce latent…

机器学习 · 计算机科学 2023-06-23 Rita T. Sousa , Sara Silva , Catia Pesquita

Dynamic multi-relational graphs are an expressive relational representation for data enclosing entities and relations of different types, and where relationships are allowed to vary in time. Addressing predictive tasks over such data…

机器学习 · 计算机科学 2024-03-19 Asma Sattar , Georgios Deligiorgis , Marco Trincavelli , Davide Bacciu

Graphs are a powerful representation tool in machine learning applications, with link prediction being a key task in graph learning. Temporal link prediction in dynamic networks is of particular interest due to its potential for solving…

机器学习 · 计算机科学 2024-01-17 Sanaz Hasanzadeh Fard , Mohammad Ghassemi

The embedding of Biomedical Knowledge Graphs (BKGs) generates robust representations, valuable for a variety of artificial intelligence applications, including predicting drug combinations and reasoning disease-drug relationships.…

数据库 · 计算机科学 2023-10-17 Zhiguang Fan , Yuedong Yang , Mingyuan Xu , Hongming Chen

Document-level relation extraction with graph neural networks faces a fundamental graph construction gap between training and inference - the golden graph structure only available during training, which causes that most methods adopt…

计算与语言 · 计算机科学 2022-10-11 Ji Qi , Bin Xu , Kaisheng Zeng , Jinxin Liu , Jifan Yu , Qi Gao , Juanzi Li , Lei Hou

Translation-based embedding models have gained significant attention in link prediction tasks for knowledge graphs. TransE is the primary model among translation-based embeddings and is well-known for its low complexity and high efficiency.…

计算与语言 · 计算机科学 2019-07-12 Mojtaba Nayyeri , Xiaotian Zhou , Sahar Vahdati , Hamed Shariat Yazdi , Jens Lehmann