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 the process of content-based filtering.
user
content-based filtering is a machine learning technique used to recommend items to users based on their similarity to previously liked items. the process involves extracting features from items in the dataset and computing a similarity score between items. the items that have the highest similarity score are recommended to the user. in addition, content-based filtering also takes into account user preference for particular item features to refine the recommendations.
assistant