A technique for grouping multiple seemingly independent onchain addresses into one real-world controller (an individual or an institution) based on behavioral patterns and transactional links — the underlying foundation beneath smart money labeling and <a href="/en/glossary/wallet-analytics/whale-wallet/">whale</a> tracking.
The practice of analytics platforms tagging wallets with a consistently profitable, early-moving trading history as "smart money," so others can track what they do next.