d9a24f4fdc
Implements three-tier retrieval system to address scalability and precision limitations in production environments with large document collections. Features: - Tier 1: Knowledge Base Routing (auto/rule-based/llm-based) - Tier 2: Document Filtering (metadata-based) - Tier 3: Chunk Refinement (vector search with parent-child support) Changes: - Add HierarchicalRetrieval class with configurable retrieval pipeline - Add hierarchical_retrieval_config field to Dialog model - Add database migration for new configuration field - Add comprehensive unit tests (35 tests, all passing) Fixes #11610
15 lines
622 B
Python
15 lines
622 B
Python
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# Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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