| GVD | LoCoMo | |
|---|---|---|
| conversations | 15 virtual users × 10 days · ≥ 2 topics per day · simulated user–assistant dialogues | ≈ 300 turns · ≈ 9K tokens per conversation · questions in 4 types: single-hop · multi-hop · temporal · open-domain |
| metrics | retrieval accuracy (0 / 1) · correctness and coherence (0 / 0.5 / 1) · scored by DeepSeek-R1 | F1 and BLEU-1 against the reference answer |
| backbones | GPT-4o-mini · Qwen2.5-7B | GPT-4o-mini · Qwen2.5-3B |
| baselines | TiM · MemoryBank · MemGPT · A-Mem (A-Mem* = re-implementation in the same environment; A-Mem = numbers reported by its authors) | |
| MemoryOS settings | recent turns queue 7 pages · topic folders ≤ 2000 · User KB / Agent Traits queues 100 · promotion τ = 5 · folder match θ = 0.6 · heat weights α = β = γ = 1 · μ = 1e7 s retrieval: top-m = 5 folders · top-k = 5 (GVD) / 10 (LoCoMo) pages · top-10 persona entries | |
| hardware | 8 × H20 GPUs | |