cover

Understanding How Recommendation Systems Work

Have you ever noticed that when you shop online, the website suggests products you might like? Or when you watch videos on YouTube, the platform suggests similar content you might enjoy? These suggestions are made by a type of artificial intelligence called recommendation systems.

Recommendation systems are used by many websites and apps to suggest content or products to users. They work by analyzing the data of what users have viewed, searched, or purchased in the past, and using that information to suggest similar items or content.

product-recommendation

Collaborative Filters

One of the most common types of recommendation systems is called collaborative filtering. This system looks at the behavior of similar users and suggests items that those users have liked or purchased. For example, if you and your friends have similar taste in films, a collaborative filtering system would suggest films that your friends have watched to and enjoyed.

collaborative-filters

Content-based Filtering

Another type of recommendation system is called content-based filtering. This system looks at the attributes of an item and suggests similar items based on those attributes. For example, if you have watched action movies in the past, a content-based filtering system would suggest other action movies for you to watch.

content-based-filtering

Hybrid Recommendation

Finally, hybrid recommendation systems are the combination of both collaborative and content-based filtering. This system uses the information from both types of filtering to make more accurate recommendations.

Conclusion

Recommendation systems are a powerful tool used by many websites and apps to suggest content or products to users. They work by analyzing data of what users have viewed, searched, or purchased in the past, and using that information to make suggestions. Understanding how recommendation systems work can help you make the most of your online experience and discover new content or products you may enjoy.

To discover new AI curiosities, continue to follow us and read our blog! stAI tuned


Collaborative filters: https://developers.google.com/machine-learning/recommendation/collaborative/basics

Content based filtering: https://developers.google.com/machine-learning/recommendation/content-based/basics

Related articles:

    background

    05 December 2022

    avatar

    Francesco Di Salvo

    45 min

    30 Days of Machine Learning Engineering

    30 Days of Machine Learning Engineering

    background

    16 January 2023

    avatar

    Daniele Moltisanti

    6 min

    Advanced Data Normalization Techniques for Financial Data Analysis

    In the financial industry, data normalization is an essential step in ensuring accurate and meaningful analysis of financial data.

    background

    01 January 2025

    avatar

    Daniele Moltisanti

    20 min

    Agentic AI vs. Traditional AI: Key Differences, Benefits, and Risks

    Explore the differences between Agentic AI and Traditional AI through real-world examples. Learn about their benefits, risks, and how Agentic AI is transforming industries like traffic management and healthcare.

    background

    17 January 2023

    avatar

    Francesco Di Salvo

    10 min

    AI for breast cancer diagnosis

    Analysis of AI applications for fighting breast cancer.

    background

    07 February 2025

    avatar

    Daniele Moltisanti

    21 min

    AI Research Assistants Go Next-Level: How OpenAIā€™s Deep Research Works

    Discover how OpenAIā€™s Deep Research is revolutionizing AI research assistants, delivering expert-level insights with citations in minutes. Explore its impact on knowledge work today!

JoinUS