Recommender Systems
Photo by Andrea Piacquadio Recommender systems are a subclass of information filtering systems that seek to predict the "rating" or "preference" a user would give to an item. These systems are widely used in various domains, such as e-commerce, social media, and content streaming platforms, to provide personalized recommendations. The primary approaches to building recommender systems include collaborative filtering, content-based filtering, and hybrid methods. Types of Recommender Systems 1. Collaborative Filtering : - User-Based : Recommends items by finding users similar to the target user and suggesting items that these similar users have liked. - Item-Based : Recommends items by finding items similar to those the target user has liked. - Matrix Factorization : Reduces the dimensionality of the user-item matrix to find latent factors that explain user preferences. 2. Content-Based Filtering : - Recommends items based on the...