Relocate RAG and diagnosis decision/E2E writeups from docs/ root into mvp/engineering so architecture, issues, and engineering narrative stay together. Update indexes and cross-links; leave docs/learning as legacy.
723 B
723 B
Brief: rag-chunk-evidence-identity-dedup
背景
lookup_knowledge 同文档多 chunk 在后处理与投影阶段被 source 级去重吞掉。Hybrid 多路召回前必须先修证据身份与裁剪契约。
目标
- chunk 级 evidenceKey 身份
- 按 evidenceKey 去重 + 每文档 chunk 上限
- retrieve-k / return-n 分离
- Projector 保留同 source 不同 chunk
- 薄 KnowledgeSearchPort,为 Delivery 2 hybrid 铺路
范围
Delivery 1 only(见 mvp/engineering/rag/Milvus-Hybrid接入清单.md §1.1)。
非目标
hybrid schema、BM25、删 SDK、session dedup、邻块重建、模型 rerank。
分档
standard
关联 OpenSpec
openspec/changes/rag-chunk-evidence-identity-dedup