Matched content refers to a form of advertising used by Google AdSense. It allows website publishers to display relevant and targeted ads on their pages in order to enhance the user experience and generate revenue. This advertising feature uses machine learning algorithms to analyze and understand the content of a webpage and then display related ads. The goal is to show ads that are valuable and engaging to users, as well as to increase the click-through rate and revenue for the publisher. Matched content units typically consist of a set of related articles or posts that are visually appealing and blend well with the website’s design. By using this feature, publishers can maximize their advertising potential and provide a better user experience on their websites.