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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

M. Desarkar

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Book Open access Aug 2026

Diagnosing Evidence Utilization in Multimodal Document Question Answering

Recent Multimodal Large Language Models (MLLMs) support retrieval-augmented generation (RAG) for document question answering (QA), yet it remains unclear how effectively they use the provided evidence during answer generation. In this work, we conduct a controlled empirical study of 7 popular MLLMs on long multimodal m...

Debolena Basak, Digbalay Bose, Koustava Goswami et al. · 0 citations
#natural language process... Preprint Sep 2026

Lost in Reordering: Structural Sensitivity of Multilingual LLMs under Semantics-Preserving Perturbations

This work investigates the structural sensitivity of multilingual LLMs using two linguistically grounded perturbation settings in Hindi and Malayalam and suggests that current multilingual LLMs remain highly sensitive to surface syntactic realization and lack robust compositional invariance under structurally different...

Karthika Nhayakkat, Rajat Verma, Maharaj Brahma et al. · 0 citations

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