2 papers
cs.CR2026
KBF: Knowledge Boundary as Fingerprint for Language Model and Black-Box API Auditing
Yijia Fang, Yiqing Feng, Bingyu Li +1
Relay and reseller APIs increasingly intermediate access to large language models (LLMs), but users have no direct way to verify that a claimed endpoint is actually serving the adv…
cs.CE2026
A Unified Framework for Modeling Heterogeneous Financial Data via Dual-Granularity Prompting
Yu Lei, Zixuan Wang, Yiqing Feng +5
Recent industrial credit scoring models remain heavily reliant on manually tuned statistical learning methods. Despite their potential, deep learning architectures have struggled t…