4   Artículos

 
en línea
Xiaole Wang, Jiwei Qin, Shangju Deng and Wei Zeng    
In recent years, the application of knowledge graphs to alleviate cold start and data sparsity problems of users and items in recommendation systems, has aroused great interest. In this paper, in order to address the insufficient representation of user a... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Hyun-Jin Kim, Ji-Won Baek and Kyungyong Chung    
This study proposes the optimization method of the associative knowledge graph using TF-IDF based ranking scores. The proposed method calculates TF-IDF weights in all documents and generates term ranking. Based on the terms with high scores from TF-IDF b... ver más
Revista: Applied Sciences    Formato: Electrónico

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