English
Related papers

Related papers: Towards Better Benchmark Datasets for Inductive Kn…

200 papers

Knowledge graphs (KGs) that modelings the world knowledge as structural triples are inevitably incomplete. Such problems still exist for multimodal knowledge graphs (MMKGs). Thus, knowledge graph completion (KGC) is of great importance to…

Artificial Intelligence · Computer Science 2022-09-16 Yichi Zhang , Wen Zhang

Pre-trained language models (PLMs) have demonstrated strong performance in sequential recommendation (SR), which are utilized to extract general knowledge. However, existing methods still lack domain knowledge and struggle to capture users'…

Information Retrieval · Computer Science 2023-08-17 Jianyang Zhai , Xiawu Zheng , Chang-Dong Wang , Hui Li , Yonghong Tian

Background Knowledge graphs (KGs), especially medical knowledge graphs, are often significantly incomplete, so it necessitating a demand for medical knowledge graph completion (MedKGC). MedKGC can find new facts based on the exited…

Artificial Intelligence · Computer Science 2021-05-31 Yinyu Lan , Shizhu He , Xiangrong Zeng , Shengping Liu , Kang Liu , Jun Zhao

Knowledge Graphs (KGs) are becoming increasingly essential infrastructures in many applications while suffering from incompleteness issues. The KG completion task (KGC) automatically predicts missing facts based on an incomplete KG.…

Machine Learning · Computer Science 2022-07-18 Weijian Chen , Yixin Cao , Fuli Feng , Xiangnan He , Yongdong Zhang

Knowledge Graphs (KGs) are widely employed in artificial intelligence applications, such as question-answering and recommendation systems. However, KGs are frequently found to be incomplete. While much of the existing literature focuses on…

Artificial Intelligence · Computer Science 2024-06-28 Sakher Khalil Alqaaidi , Krzysztof Kochut

Techniques for knowledge graph (KGs) enrichment have been increasingly crucial for commercial applications that rely on evolving product catalogues. However, because of the huge search space of potential enrichment, predictions from KG…

Information Retrieval · Computer Science 2024-06-12 Yupei Du , Jacek Golebiowski , Philipp Schmidt , Ziawasch Abedjan

Knowledge Graphs (KG) allow to merge and connect heterogeneous data despite their differences; they are incomplete by design. Yet, KG data producers need to ensure the best level of completeness, as far as possible. The difficulty is that…

Human-Computer Interaction · Computer Science 2021-02-24 Marie Destandau , Jean-Daniel Fekete

Knowledge Graph Embedding (KGE) models are used to learn continuous representations of entities and relations. A key task in the literature is predicting missing links between entities. However, Knowledge Graphs are not just sets of links…

Artificial Intelligence · Computer Science 2023-08-28 Thiviyan Thanapalasingam , Emile van Krieken , Peter Bloem , Paul Groth

Knowledge graphs (KGs) provide reliable external knowledge for a wide variety of AI tasks in the form of structured triples. Knowledge graph pre-training (KGP) aims to pre-train neural networks on large-scale KGs and provide unified…

Computation and Language · Computer Science 2024-05-24 Yichi Zhang , Binbin Hu , Zhuo Chen , Lingbing Guo , Ziqi Liu , Zhiqiang Zhang , Lei Liang , Huajun Chen , Wen Zhang

Knowledge graph question answering (KGQA) involves answering natural language questions by leveraging structured information stored in a knowledge graph. Typically, KGQA initially retrieve a targeted subgraph from a large-scale knowledge…

Computation and Language · Computer Science 2024-10-03 Yu Zhang , Kehai Chen , Xuefeng Bai , zhao kang , Quanjiang Guo , Min Zhang

Incorporating knowledge graph (KG) into recommender system is promising in improving the recommendation accuracy and explainability. However, existing methods largely assume that a KG is complete and simply transfer the "knowledge" in KG at…

Information Retrieval · Computer Science 2019-02-19 Yixin Cao , Xiang Wang , Xiangnan He , Zikun hu , Tat-Seng Chua

Knowledge graph completion (KGC), the task of predicting missing information based on the existing relational data inside a knowledge graph (KG), has drawn significant attention in recent years. However, the predictive power of KGC methods…

Computation and Language · Computer Science 2023-05-26 Weihang Zhang , Ovidiu Serban , Jiahao Sun , Yi-ke Guo

Recent years have witnessed the prosperity of knowledge graph based recommendation system (KGRS), which enriches the representation of users, items, and entities by structural knowledge with striking improvement. Nevertheless, its…

Information Retrieval · Computer Science 2024-07-10 Fake Lin , Xi Zhu , Ziwei Zhao , Deqiang Huang , Yu Yu , Xueying Li , Zhi Zheng , Tong Xu , Enhong Chen

Knowledge Graph Completion (KGC) aims to predict the missing [relation] part of (head entity)--[relation]->(tail entity) triplet. Most existing KGC methods focus on single features (e.g., relation types) or sub-graph aggregation. However,…

Computation and Language · Computer Science 2024-09-27 Pengjie Liu

Across the financial domain, researchers answer complex questions by extensively "searching" for relevant information to generate long-form reports. This workshop paper discusses automating the construction of query-specific document and…

Information Retrieval · Computer Science 2022-11-09 Iain Mackie , Jeffrey Dalton

Knowledge Graphs (KGs) structure real-world entities and their relationships into triples, enhancing machine reasoning for various tasks. While domain-specific KGs offer substantial benefits, their manual construction is often inefficient…

Computation and Language · Computer Science 2025-06-02 Jiaqi Sun , Shiyou Qian , Zhangchi Han , Wei Li , Zelin Qian , Dingyu Yang , Jian Cao , Guangtao Xue

The standard evaluation protocol for measuring the quality of Knowledge Graph Completion methods - the task of inferring new links to be added to a graph - typically involves a step which ranks every entity of a Knowledge Graph to assess…

Artificial Intelligence · Computer Science 2024-02-02 Filip Cornell , Yifei Jin , Jussi Karlgren , Sarunas Girdzijauskas

Knowledge graph completion (KGC) aims to infer new knowledge and make predictions from knowledge graphs. Recently, large language models (LLMs) have exhibited remarkable reasoning capabilities. LLM-enhanced KGC methods primarily focus on…

Computation and Language · Computer Science 2025-09-03 Yu Liu , Yanan Cao , Xixun Lin , Yanmin Shang , Shi Wang , Shirui Pan

Sparse knowledge graph (KG) scenarios pose a challenge for previous Knowledge Graph Completion (KGC) methods, that is, the completion performance decreases rapidly with the increase of graph sparsity. This problem is also exacerbated…

Artificial Intelligence · Computer Science 2023-06-30 Tao He , Ming Liu , Yixin Cao , Zekun Wang , Zihao Zheng , Zheng Chu , Bing Qin

Knowledge Graph Completion (KGC), which aims to infer missing or incomplete facts, is a crucial task for KGs. However, integrating the vital structural information of KGs into Large Language Models (LLMs) and outputting predictions…

Computation and Language · Computer Science 2025-06-02 Kangyang Luo , Yuzhuo Bai , Cheng Gao , Shuzheng Si , Yingli Shen , Zhu Liu , Zhitong Wang , Cunliang Kong , Wenhao Li , Yufei Huang , Ye Tian , Xuantang Xiong , Lei Han , Maosong Sun
‹ Prev 1 3 4 5 6 7 10 Next ›