RankBrain

RankBrain is an AI-based system developed by Google, used as part of its search algorithm to improve the relevance of search results. It leverages machine learning to better understand search queries and to more accurately select results based on user intent.

A key aspect of RankBrain is its ability to process complex or new search queries. When Google encounters a query it hasn’t seen before, RankBrain can analyze similar searches and deduce what the user is likely looking for. This enables Google to display more relevant results, even if the search query is unusual or highly specific.

Another important aspect is user intent. RankBrain helps not only in understanding the keywords entered but also the underlying intent behind them. This means it interprets queries not just literally but contextually. As a result, it can show results that best match the user’s intent, even if they don’t exactly match the words searched.

For example, if a user searches for "best places for hiking in autumn," RankBrain helps find search results that not only include these exact words but also provide relevant information, such as articles on autumn hiking or popular hiking routes.

In summary, RankBrain is a crucial part of Google's algorithm that uses machine learning to better understand complex and unknown search queries and deliver more relevant results. This improves the accuracy of search results and ensures users find the information they're looking for more quickly.