1. Isinkaye FO, Folajimi YO, Ojokoh BA (2015) Recommendation systems: principles, methods and evaluation. Egypt Inf J 16(3):261–273
2. Adomavicius G, Tuzhilin A (2005) Toward the next generation of recommender systems: a survey of the state-of-the-art and possible extensions. IEEE Trans Knowl Data Eng 17(6):734–749
3. Sarwar BM, Karypis G, Konstan J, Riedl J (2022) Recommender systems for large-scale e-commerce: scalable neighborhood formation using clustering . In: Proceedings of the fifth international conference on computer and information technology, vol 1, pp 291–324
4. Ruder S (2016) An overview of gradient descent optimization algorithms. arXiv:1609.04747
5. Airen S, Agrawal J (2022) Movie recommender system using k-nearest neighbors variants. Natl Acad Sci Lett 45(1):75–82