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cs.LG2025★ 2 cited
Robust Hallucination Detection in LLMs via Adaptive Token Selection
Mengjia Niu, Hamed Haddadi, Guansong Pang
Hallucinations in large language models (LLMs) pose significant safety concerns that impede their broader deployment. Recent research in hallucination detection has demonstrated th…
cs.LG2023★ 1 cited
Effective Abnormal Activity Detection on Multivariate Time Series Healthcare Data
Mengjia Niu, Yuchen Zhao, Hamed Haddadi
Multivariate time series (MTS) data collected from multiple sensors provide the potential for accurate abnormal activity detection in smart healthcare scenarios. However, anomalies…