1. Aggarwal, C.C.: Recommender Systems. Springer, Cham (2016).
https://doi.org/10.1007/978-3-319-29659-3
2. Dahdouh, K., Dakkak, A., Oughdir, L., Ibriz, A.: Large-scale e-learning recommender system based on Spark and Hadoop. J. Big Data 6(1), 2 (2019)
3. Dong, X., Yu, L., Wu, Z., Sun, Y., Yuan, L., Zhang F.: A hybrid collaborative filtering model with deep structure for recommender systems. In: Proceedings of the Thirty-First AAAI Conference on Artificial Intelligence, pp. 1309–1315. AAAI, Palo Alto (2017)
4. Gu, Y., Zhao, B., Hardtke, D., Sun, Y.: Learning global term weights for content-based recommender systems. In: Proceedings of the 25th International Conference on World Wide Web, pp. 391–400. ACM, New York (2016)
5. Guo, G., Zhang, J., Thalmann, D., Yorke-Smith, N.: Leveraging prior ratings for recommender systems in e-commerce. Electron. Commer. R. A. 13(6), 440–455 (2014)