Beyond looking at keywords, our systems also analyse if content is relevant to a query in other ways. We also use aggregated and anonymised interaction data to assess whether Search results are relevant to queries. We transform that data into signals that help our machine-learned systems better estimate relevance.

Ranking: How Does A Search Engine Rank Websites? Search engines use algorithms to analyze websites and decide how to Pagerank them for various search queries. The search engine ranking algorithms base value off of high-quality backlinks, relevant content, popularity, and information.

Google's ranking systems are designed to do just that: sort through hundreds of billions of web pages and other content in our Search index to present the most relevant, useful results in a fraction of a second.

to rank search listings, the algorithm tries to understand the overall value of a webpage. it does this by using feedback from a process that may contain signals, such as links from prominent websites.