Google’s web indexing system. Caffeine is the index, or collection of web content, whereas Googlebot is the crawler that goes out and finds the content.
Glossary Term: Algorithm Terms
A component of Google’s core algorithm. It is a link analysis program that estimates the importance of a web page by measuring the quality and quantity of links pointing to it.
A Google algorithm update that targeted low-quality content.
the machine learning component of Google’s core algorithm that adjusts ranking by promoting the most relevant, helpful results.
In the context of the local pack, relevance is how well a local business matches what the searcher is looking for