Understanding Key Concepts and the Science Behind Recommendation Engines while Crafting One from Scratch — Introduction 📌 In the ever-evolving landscape of online platforms like YouTube, Amazon, Netflix, and others, recommender systems have become indispensable in shaping our daily lives. Seamlessly integrated into various facets of our online experiences, these systems play a vital role across e-commerce, online advertising, and media streaming services. Perhaps you’ve explored the…