as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
explain what is collaborative filtering.
user
collaborative filtering is a technique used to make recommendations based on user behavior. it uses the actions of other users with similar interests to predict what an individual might find interesting. this technique can be used for recommending products, movies, music, or other items based on user preferences.
assistant