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- """
- 考试场景专门检索器
- 与通用检索器的区别：
- 1. 支持按科目/章节过滤
- 2. 检索权重偏向教学解释型内容
- 3. 优先匹配大纲知识点
- """
- from typing import Optional
- class ExamRetriever:
- def __init__(self):
- self.collection_name = "exam_knowledge"
- async def search(
- self,
- query: str,
- subject: Optional[str] = None,
- chapter_id: Optional[str] = None,
- top_k: int = 10,
- ) -> list[dict]:
- filters = {}
- if subject:
- filters["subject"] = subject
- if chapter_id:
- filters["chapter_id"] = chapter_id
- return []
|
