Author

Ashok K. Goel

2 papers indexed here

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#artificial intelligence Feb 2026

HALT: Hallucination Assessment via Log-probs as Time series

A lightweight hallucination detector that leverages only the top-20 token log-probabilities from LLM generations as a time series, providing an extremely efficient alternative to large encoders and establishing an effective framework for hallucination detection across diverse LLM capabilities.

Ahmad Shapiro, K. Taneja, Ashok K. Goel · arXiv.org · 8 citations · ⚡1

#artificial intelligence Preprint Sep 2026

A Prompt-Engineering Approach to Develop Scalable, Flexible, and Real-Time Hybrid Micro-Level Personalization in a General Purpose AI Teaching Assistant

A prompt-engineering-based framework for personalizing general-purpose LLM/RAG-based AI teaching assistants such as Jill Watson across academic disciplines and courses is presented, providing preliminary evidence that prompt-based personalization can support adaptive behavior in LLM-powered educational agents.

S. Basu, Sandeep Kakar, Ashok K. Goel · 0 citations