In the article titled “A Hierarchical Attention Recommender System Based on Cross-Domain Social Networks” [1], authors Xia Zu and Shenggen Ju both had incorrect affiliations.
The correct affiliations are as follows: Xia Zu: School of Management, Chengdu University of Information Technology, Chengdu 610103, China. Shenggen Ju: College of Computer Science, Sichuan University, Chengdu 610065, China.
The error was introduced during the production process of the article, and Hindawi apologies for causing this error in the article.