EGCForest: Structured Agent Memory Organization for Enterprise Group Chats

Published
Source
arXiv
Paper number
1346
Field
Agents / Memory
arXiv ID
2610.19836

Key points

  • The authors propose EGCForest, a framework that organizes enterprise group-chat logs into three complementary forests: Channel, Actor, and Artifact.
  • The three forests share one immutable message log, while a Placement Map and sparse Bridges create cross-view connections and preserve traceability to original messages.
  • Online retrieval runs in four stages of view-aware leaf recall, summary-guided supplementation, structural completion, and budget-aware assembly, requiring no LLM calls for retrieval.
  • Across three enterprise-chat benchmarks, EGCForest consistently outperforms RAG and memory-system baselines, improving answer accuracy by up to 20.85 points over MemOS.
  • On the internal Company data, the stage-wise contribution shows structural completion raising P@20 from 7.1 to 8.0 and accuracy from 47.9 to 53.3.
  • Retrieval latency is 65 ms per query, the fastest among compared methods, with a 206 MB storage footprint.

Paper links

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