Sohu Tech Products
Jun 24, 2026 · Backend Development
How to Build an Efficient Text Content Moderation System
This article details the design and implementation of a high‑performance text content moderation system, covering the end‑to‑end workflow, the core Aho‑Corasick multi‑pattern matching algorithm, its double‑array Trie optimization, memory and speed benchmarks, and practical deployment considerations for large‑scale news client platforms.
Aho-Corasickalgorithm optimizationbackend
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