ZAIC 2026 LifeMate: Qwen3-4B LoRA adapter
LoRA adapter (r=16, alpha=32, 1 epoch, lr 1e-4, seed 42) for Qwen/Qwen3-4B-Instruct-2507, used as a Vietnamese tool-calling agent.
Trained on the LifeMate train split minus a 200-sample dev hold-out, with 50% of user turns replaced by Qwen3-ASR-0.6B transcripts.
Table with columns: Setup, Input text, Dev score (official metric, 200 samples)| Setup | Input text | Dev score (official metric, 200 samples) |
|---|
| Qwen3-4B base, prompt + guard + 4-shot | Qwen3-ASR-0.6B | 25.14 |
| Qwen3-4B + this LoRA | PhoWhisper-large | 34.71 |
System budget: Qwen3-4B (4.02B) + PhoWhisper-large (1.55B) = 5.57B parameters.
Serve with vLLM: --enable-lora --lora-modules lifemate=<path> --max-lora-rank 16.