How Pinterest Uses Machine Learning To Keep Its Users Pinned

Thanks to recent gains in machine learning, computers are getting skilled at picking out patterns and features in text and images. That's how e-commerce giants like Amazon and eBay build sophisticated recommendation systems and how social networks like Facebook and Twitter are tweaking feeds to keep users hooked. Pinterest is no exception, with 30% of engagement tied to personalized real-time suggestions. Here's how Pinterest engineers are leveraging artificial intelligence to keep the website's 150 million–plus users pinning and sharing. Machine learning can not only determine the subject of an image, it can also identify visual patterns and match them to other photos.