Machine Learning Recommendation Systems: Definition, Applications, Advantages, and More A recommendation system in machine learning uses data to help predict, narrow down, and find what people look for among numerous options. A recommendation system is an artificial intelligence or AI algorithm that is connected with machine learning and uses Big Data to suggest additional products to consumers. Recommendation systems work on numerous criteria, including past purchases, search history, demographic information, etc. https://kodehash.com/blogs/machine-learning-recommendation-systems