Author

Hui-Yuan Liu

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#natural language process... Preprint Sep 2026

FRAUDSkill: Structured Frozen-Weight Skill Optimization for Audio Anti-Fraud Detection

FRAUDSkill is proposed, a structured frozen-weight adaptation framework that leaves the underlying audio-language model unchanged while optimizing an external layer of skill programs, route-specific policies, and decision rules and combines structured output control with validation-guided multi-path inference to ensure...

Cheng-Xian Hu, Zhi-Ming Ma, Ming-Jun Pan et al. · 0 citations

#natural language process... Preprint Sep 2026

TeleAntiFraud 2.0: A Refreshable, Profile-Grounded, and Audio-Based Benchmark for Telecom Fraud Detection

Telecom fraud scripts evolve rapidly and are often designed to resemble routine service conversations, creating two key requirements for audio-based telecom-fraud evaluation. First, benchmarks must incorporate newly observed scam patterns without overwriting previously established test sets. Second, they must distingui...

Hui-Yuan Liu, Zhi-Ming Ma, Yan-Xing Liu et al. · 0 citations