scholarly journals AMIA: A knowledge representation model for computational autobiographic agents

Author(s):  
Wan Ching Ho ◽  
Scott Watson ◽  
Kerstin Dautenhahn





2021 ◽  
Author(s):  
Wang Zuoxu ◽  
Li Xinyu ◽  
Chen Chun-Hsien ◽  
Zheng Pai

Abstract In the trend of digital servitization, manufacturing companies have been transforming their business paradigms to Smart product-service systems (Smart PSS) by integrating products and associated services as bundles. To support the knowledge-intensive process of Smart PSS development, massive domain knowledge should be well-organized and reused. However, due to the existence of non-binary relations caused by product-service bundles (PSB) and context-awareness concerns in the Smart PSS development activities, conventional graph-based approaches for knowledge representation may lose essential information in transforming non-binary relations into binary ones, and hence cause incorrect results in the subsequent knowledge queries. To mitigate this problem, a hypergraph-based knowledge representation model for Smart PSS was proposed, which represents the non-binary relations among multiple entities with hyperedges. Technically, the knowledge source and the typical hyperedge schema in Smart PSS development are identified in this paper. A detailed case study in the scenarios of 3D printing troubleshooting and PSB recommendation was conducted to showcase the proposed hypergraph-based knowledge representation model and demonstrate its validity. The results show that the hypergraph-based knowledge model significantly relieves the sparsity in the ordinary KG by adding multiple hyperedges. It is anticipated that the proposed hypergraph knowledge representation model can serve as a fundamental study for further knowledge reasoning activities.



2018 ◽  
Vol 22 (15) ◽  
pp. 5121-5146 ◽  
Author(s):  
Guillermo Villarino ◽  
Daniel Gómez ◽  
J. Tinguaro Rodríguez ◽  
Javier Montero




2018 ◽  
Vol 126 ◽  
pp. 1828-1836
Author(s):  
Jiangnan Qiu ◽  
Min Zuo ◽  
Shuning Yang ◽  
Huayan Shi


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