Technical Definition
Google's core algorithm is the main ranking system determining search results. Includes hundreds of signals processed through machine learning. Named components (PageRank, RankBrain, BERT) are parts of the core. Core updates are broad changes to this system, not separate algorithm launches.
Simple Explanation (ELI13)
The core algorithm is Google's main system for ranking websites. It combines hundreds of different signals using AI. When Google does a 'core update,' they're changing this main system. Named things like RankBrain and BERT are pieces of this larger system.
Related Terms
Core Update, Ranking Factors, Google Algorithm, RankBrain
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