English
Related papers

Related papers: KG4Vis: A Knowledge Graph-Based Approach for Visua…

200 papers

Designing a new clinical trial entails many decisions, such as defining a cohort and setting the study objectives to name a few, and therefore can benefit from recommendations based on exhaustive mining of past clinical trial records. Here,…

Artificial Intelligence · Computer Science 2023-09-29 Murthy V. Devarakonda , Smita Mohanty , Raja Rao Sunkishala , Nag Mallampalli , Xiong Liu

Knowledge graphs (KGs) are powerful tools that codify relational behaviour between entities in knowledge bases. KGs can simultaneously model many different types of subject-predicate-object and higher-order relations. As such, they offer a…

Social and Information Networks · Computer Science 2020-10-27 Charilaos I. Kanatsoulis , Nicholas D. Sidiropoulos

Conversational recommender system (CRS), which combines the techniques of dialogue system and recommender system, has obtained increasing interest recently. In contrast to traditional recommender system, it learns the user preference better…

Information Retrieval · Computer Science 2024-08-05 Yunwen Xia , Hui Fang , Jie Zhang , Chong Long

Conventional Knowledge Graph Completion (KGC) assumes that all test entities appear during training. However, in real-world scenarios, Knowledge Graphs (KG) evolve fast with out-of-knowledge-graph (OOKG) entities added frequently, and we…

Computation and Language · Computer Science 2020-09-29 Damai Dai , Hua Zheng , Fuli Luo , Pengcheng Yang , Baobao Chang , Zhifang Sui

Knowledge Graphs (KGs) have gained considerable attention recently from both academia and industry. In fact, incorporating graph technology and the copious of various graph datasets have led the research community to build sophisticated…

Artificial Intelligence · Computer Science 2020-06-03 Bilal Abu-Salih , Marwan Al-Tawil , Ibrahim Aljarah , Hossam Faris , Pornpit Wongthongtham

A knowledge graph (KG) consists of a set of interconnected typed entities and their attributes. Recently, KGs are popularly used as the auxiliary information to enable more accurate, explainable, and diverse user preference recommendations.…

Information Retrieval · Computer Science 2022-04-19 Yuntao Du , Xinjun Zhu , Lu Chen , Ziquan Fang , Yunjun Gao

Knowledge graph (KG) embedding seeks to learn vector representations for entities and relations. Conventional models reason over graph structures, but they suffer from the issues of graph incompleteness and long-tail entities. Recent…

Computation and Language · Computer Science 2022-09-16 Yang Liu , Zequn Sun , Guangyao Li , Wei Hu

Knowledge Graphs (KG) constitute a flexible representation of complex relationships between entities particularly useful for biomedical data. These KG, however, are very sparse with many missing edges (facts) and the visualisation of the…

Artificial Intelligence · Computer Science 2016-12-08 Armando Vieira

Knowledge graphs (KGs) are a popular way to organise information based on ontologies or schemas and have been used across a variety of scenarios from search to recommendation. Despite advances in KGs, representing knowledge remains a…

Artificial Intelligence · Computer Science 2023-10-10 Christos Theodoropoulos , Natasha Mulligan , Thaddeus Stappenbeck , Joao Bettencourt-Silva

Leveraging graphs on recommender systems has gained popularity with the development of graph representation learning (GRL). In particular, knowledge graph embedding (KGE) and graph neural networks (GNNs) are representative GRL approaches,…

Information Retrieval · Computer Science 2022-05-25 Daisuke Kikuta , Toyotaro Suzumura , Md Mostafizur Rahman , Yu Hirate , Satyen Abrol , Manoj Kondapaka , Takuma Ebisu , Pablo Loyola

Knowledge representation (KR) is vital in designing symbolic notations to represent real-world facts and facilitate automated decision-making tasks. Knowledge graphs (KGs) have emerged so far as a popular form of KR, offering a contextual…

Artificial Intelligence · Computer Science 2023-10-18 Diego Rincon-Yanez , Chahinez Ounoughi , Bassem Sellami , Tarmo Kalvet , Marek Tiits , Sabrina Senatore , Sadok Ben Yahia

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

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

To provide more accurate, diverse, and explainable recommendation, it is compulsory to go beyond modeling user-item interactions and take side information into account. Traditional methods like factorization machine (FM) cast it as a…

Machine Learning · Computer Science 2019-06-11 Xiang Wang , Xiangnan He , Yixin Cao , Meng Liu , Tat-Seng Chua

We study the effectiveness of Knowledge Graph Embeddings (KGE) for knowledge graph (KG) completion with rule mining. More specifically, we mine rules from KGs before and after they have been completed by a KGE to compare possible…

Machine Learning · Computer Science 2022-06-24 Johanna Jøsang , Ricardo Guimarães , Ana Ozaki

Knowledge graphs are useful for many artificial intelligence (AI) tasks. However, knowledge graphs often have missing facts. To populate the graphs, knowledge graph embedding models have been developed. Knowledge graph embedding models map…

Artificial Intelligence · Computer Science 2017-11-16 Takuma Ebisu , Ryutaro Ichise

This paper presents a novel approach to network management by integrating intent-based networking (IBN) with knowledge graphs (KGs), creating a more intuitive and efficient pipeline for service orchestration. By mapping high-level business…

Networking and Internet Architecture · Computer Science 2024-05-14 Kashif Mehmood , Katina Kralevska , David Palma

Knowledge Graphs (KGs) are becoming essential to information systems that require access to structured data. Several approaches have been recently proposed, for obtaining vector representations of KGs suitable for Machine Learning tasks,…

Artificial Intelligence · Computer Science 2018-04-17 Muhammad Rizwan Saeed , Charalampos Chelmis , Viktor K. Prasanna

Knowledge Graphs (KGs) store human knowledge in the form of entities (nodes) and relations, and are used extensively in various applications. KG embeddings are an effective approach to addressing tasks like knowledge discovery, link…

Artificial Intelligence · Computer Science 2025-02-03 Ioannis Reklos , Jacopo de Berardinis , Elena Simperl , Albert Meroño-Peñuela

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…

Machine Learning · Computer Science 2017-08-29 Vincent P. A. Lonij , Ambrish Rawat , Maria-Irina Nicolae