求大佬儿解答刚开始做RAGchunk长度一般先设多少
各位佬儿，我最近在自己搭一个简单的RAG问答，数据量不大，主要是文档和一些FAQ。现在有点卡在chunk这块，不太确定一开始该怎么设比较稳，比如按字数切还是按段落切更合适，chunk size和overlap大概放在什么范围比较常见？我试了几组参数，效果有时候还行有时候又很飘。想
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