Neo4j 做推荐 （3）—— 协同过滤

协同过滤简单来说是利用某兴趣相投、拥有共同经验之群体的喜好来推荐用户感兴趣的信息 MATCH (m:Movie {title: "Crimson Tide"})<-[:RATED]-(u:User)-[:RATED]->(rec:Movie) RETURN rec.title AS recommendation, COUNT(*) AS usersWhoAlsoWatched ORDER BY u

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