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Embedding knowledge graphs (KGs) into continuous vector spaces is a focus of current research. Early works performed this task via simple models developed over KG triples. Recent attempts focused on either designing more complicated triple…

Artificial Intelligence · Computer Science 2018-06-08 Boyang Ding , Quan Wang , Bin Wang , Li Guo

Traditional methods of linking large language models (LLMs) to knowledge bases via the semantic similarity search often fall short of capturing complex relational dynamics. To address these limitations, we introduce AutoKG, a lightweight…

Computation and Language · Computer Science 2023-11-28 Bohan Chen , Andrea L. Bertozzi

Interactive recommender system (IRS) has drawn huge attention because of its flexible recommendation strategy and the consideration of optimal long-term user experiences. To deal with the dynamic user preference and optimize accumulative…

Information Retrieval · Computer Science 2020-06-19 Sijin Zhou , Xinyi Dai , Haokun Chen , Weinan Zhang , Kan Ren , Ruiming Tang , Xiuqiang He , Yong Yu

Language Models such as BERT have grown in popularity due to their ability to be pre-trained and perform robustly on a wide range of Natural Language Processing tasks. Often seen as an evolution over traditional word embedding techniques,…

Computation and Language · Computer Science 2022-06-30 Nimesh Bhana , Terence L. van Zyl

Modern distributed decision-making systems face significant challenges arising from data heterogeneity, dynamic environments, and the need for decentralized coordination. This paper introduces the Knowledge Sharing paradigm as an innovative…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-10 Rosario Napoli , Gabriele Morabito , Antonio Celesti , Massimo Villari , Maria Fazio

Personalized messaging plays an essential role in improving communication in areas such as healthcare, education, and professional engagement. This paper introduces a framework that uses the Knowledge Graph (KG) to dynamically rephrase…

Artificial Intelligence · Computer Science 2025-03-19 Rajeev Kumar , Harishankar Kumar , Kumari Shalini

Properly handling missing data is a fundamental challenge in recommendation. Most present works perform negative sampling from unobserved data to supply the training of recommender models with negative signals. Nevertheless, existing…

Information Retrieval · Computer Science 2020-03-13 Xiang Wang , Yaokun Xu , Xiangnan He , Yixin Cao , Meng Wang , 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

Knowledge Graph (KG) completion is the problem of extending an incomplete KG with missing facts. A key feature of Machine Learning approaches for KG completion is their ability to learn inference patterns, so that the predicted facts are…

Artificial Intelligence · Computer Science 2023-06-09 Shuwen Liu , Bernardo Cuenca Grau , Ian Horrocks , Egor V. Kostylev

Knowledge Graphs (KGs) have been applied to many tasks including Web search, link prediction, recommendation, natural language processing, and entity linking. However, most KGs are far from complete and are growing at a rapid pace. To…

Artificial Intelligence · Computer Science 2017-11-10 Baoxu Shi , Tim Weninger

Graph structures are ubiquitous throughout the natural sciences. Here we consider graph-structured quantum data and describe how to carry out its quantum machine learning via quantum neural networks. In particular, we consider training data…

Quantum Physics · Physics 2021-03-22 Kerstin Beer , Megha Khosla , Julius Köhler , Tobias J. Osborne

Recent advancements have witnessed the ascension of Large Language Models (LLMs), endowed with prodigious linguistic capabilities, albeit marred by shortcomings including factual inconsistencies and opacity. Conversely, Knowledge Graphs…

Information Retrieval · Computer Science 2024-07-29 DaiFeng Li , Fan Xu

Knowledge Graphs (KGs), representing facts as triples, have been widely adopted in many applications. Reasoning tasks such as link prediction and rule induction are important for the development of KGs. Knowledge Graph Embeddings (KGEs)…

Artificial Intelligence · Computer Science 2021-12-17 Wen Zhang , Shumin Deng , Mingyang Chen , Liang Wang , Qiang Chen , Feiyu Xiong , Xiangwen Liu , Huajun Chen

Open Knowledge Graphs (such as DBpedia, Wikidata, YAGO) have been recognized as the backbone of diverse applications in the field of data mining and information retrieval. Hence, the completeness and correctness of the Knowledge Graphs…

Computation and Language · Computer Science 2020-05-07 Russa Biswas , Radina Sofronova , Mehwish Alam , Harald Sack

Knowledge Graph based Retrieval-Augmented Generation (KG-RAG) is a technique that enhances Large Language Model (LLM) inference in tasks like Question Answering (QA) by retrieving relevant information from knowledge graphs (KGs). However,…

Artificial Intelligence · Computer Science 2025-09-01 Dongzhuoran Zhou , Yuqicheng Zhu , Xiaxia Wang , Yuan He , Jiaoyan Chen , Steffen Staab , Evgeny Kharlamov

The term life sciences refers to the disciplines that study living organisms and life processes, and include chemistry, biology, medicine, and a range of other related disciplines. Research efforts in life sciences are heavily data-driven,…

Integrating structured knowledge from Knowledge Graphs (KGs) into Large Language Models (LLMs) enhances factual grounding and reasoning capabilities. This survey paper systematically examines the synergy between KGs and LLMs, categorizing…

Computation and Language · Computer Science 2025-06-12 Blaž Škrlj , Boshko Koloski , Senja Pollak , Nada Lavrač

Many Knowledege Graphs (KGs) are frequently updated, forcing their Knowledge Graph Embeddings (KGEs) to adapt to these changes. To address this problem, continual learning techniques for KGEs incorporate embeddings for new entities while…

Machine Learning · Computer Science 2026-05-29 Gerard Pons , Besim Bilalli , Anna Queralt

To alleviate sparsity and cold start problem of collaborative filtering based recommender systems, researchers and engineers usually collect attributes of users and items, and design delicate algorithms to exploit these additional…

Information Retrieval · Computer Science 2019-04-30 Hongwei Wang , Miao Zhao , Xing Xie , Wenjie Li , Minyi Guo

Generating knowledge grounded responses in both goal and non-goal oriented dialogue systems is an important research challenge. Knowledge Graphs (KG) can be viewed as an abstraction of the real world, which can potentially facilitate a…

Computation and Language · Computer Science 2021-03-31 Debanjan Chaudhuri , Md Rashad Al Hasan Rony , Jens Lehmann