Selected Publications

Journal and Conference papers. Note that * signifies equal contribution. Please refer to Google Scholar for a complete list of publications.

• Compact Language Models with Iterative Text Refinement for Health Dialogue Summarization
  Kellen Tan Cheng, Ganesh Ramesh, Nafiul Rashid, Geoffrey Jay Tso, Jilong Kuang
  To Appear at EACL 2026 (Oral)

• STAR: Self-Automated Back-Querying for Production Data Generation
  Kellen Tan Cheng, Anna Lisa Gentile, Chad DeLuca, Guang-Jie Ren
  IJCNLP-AACL 2025 Main Conference Proceedings

• OneShield - the Next Generation of LLM Guardrails
  Chad DeLuca, Anna Lisa Gentile, Shubhi Asthana, Bing Zhang, Pawan Chowdhary, Kellen Cheng, Basel Shbita, Pengyuan Li, Guang-Jie Ren, Sandeep Gopisetty
  ArXiV

• Don’t Be My Doctor! Recognizing Healthcare Advice in Large Language Models
  Kellen Tan Cheng, Anna Lisa Gentile, Pengyuan Li, Chad DeLuca, Guang-Jie Ren
  EMNLP 2024 Industry Track Proceedings

• No Context Needed: Contextual Quandary in Idiomatic Reasoning with Pre-Trained Language Models
  Kellen Tan Cheng, Suma Bhat
  NAACL 2024 Main Conference Proceedings

• IEKG: A Commonsense Knowledge Graph for Idiomatic Expressions
  Ziheng Zeng, Kellen Tan Cheng, Srihari Venkat Nanniyur, Jianing Zhou, Suma Bhat
  EMNLP 2023 Main Conference Proceedings