JD Cloud Developers

May 21, 2025 · Fundamentals

How the Aho‑Corasick Automaton Supercharges Large‑Scale Text Search

This article explains the Aho‑Corasick automaton, detailing its construction, fail‑pointer mechanism, linear‑time complexity, and practical Java implementation for highlighting keywords in HTML, demonstrating its power for massive real‑time text search.