Author

Jitesh Chandra Mishra

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Preprint Aug 2026

AgentWorld: Personality-Aware Reliability Evaluation for Agentic Information Retrieval

Evaluation of agentic information retrieval remains limited to scripted interactions with uniform users, missing both natural personality diversity and adversarial brittleness. We present AgentWorld, a simulation framework combining (i)Big Five (OCEAN) personality-driven user populations with stateful tool-use environm...

Gunjan Agarwal, Arup Das, Arun Menon et al. · 1 citation

#artificial intelligence Preprint Sep 2026

A Three-Tier Persona Vector for Controllable User Simulation in Agentic Evaluation

A three-tier persona vector with 23 operationalized dimensions, demonstrating the model faithfully reproduces real-world difficulty distributions and seven rule-described trait correlations produce auditable co-occurrence patterns without requiring learned covariance matrices.

Rahul Khedar, Eshita, S. R. Thondapu et al. · 0 citations