https://cloud.tencent.com/developer/article/1331631 https://www.jianshu.com/p/1e498888f505 RSV = SUM( 单词权重X 单词文档相关性X 单词和QUERY 相关性) {{:技术:NLP:pasted:20210915-080710.png}} {{:技术:NLP:pasted:20210915-080746.png}} 单词权重 {{:技术:NLP:pasted:20210915-080926.png}}