大改,未验证
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23
.env.example
23
.env.example
@@ -124,3 +124,26 @@ REDIS_DEFAULT_TTL=3600
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# Enable Redis cache (set to False to disable caching)
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REDIS_ENABLED=True
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# ============================================================================
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# EMBEDDING CONFIGURATION (知识库向量检索 - 本地模型)
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# ============================================================================
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# 启用 Embedding 语义检索(禁用则降级为关键词匹配)
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EMBEDDING_ENABLED=True
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# 本地 embedding 模型名称(首次运行自动从 HuggingFace 下载)
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# 推荐模型:
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# BAAI/bge-small-zh-v1.5 (~95MB, 512维, 中文效果好, 内存占用~150MB)
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# BAAI/bge-base-zh-v1.5 (~400MB, 768维, 中文效果更好)
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# shibing624/text2vec-base-chinese (~400MB, 768维, 中文专优)
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EMBEDDING_MODEL=BAAI/bge-small-zh-v1.5
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# 向量维度(需与模型匹配)
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EMBEDDING_DIMENSION=512
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# 语义搜索相似度阈值(0.0-1.0,越高越严格)
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EMBEDDING_SIMILARITY_THRESHOLD=0.5
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# Embedding 缓存过期时间(秒),默认 1 天
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EMBEDDING_CACHE_TTL=86400
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