3 papers
cs.CV2026
EnsemHalDet: Robust VLM Hallucination Detection via Ensemble of Internal State Detectors
Ryuhei Miyazato, Shunsuke Kitada, Kei Harada
Vision-Language Models (VLMs) excel at multimodal tasks, but they remain vulnerable to hallucinations that are factually incorrect or ungrounded in the input image. Recent work sug…
cs.IR2025
Ensembling Multiple Hallucination Detectors Trained on VLLM Internal Representations
Yuto Nakamizo, Ryuhei Miyazato, Hikaru Tanabe +2
This paper presents the 5th place solution by our team, y3h2, for the Meta CRAG-MM Challenge at KDD Cup 2025. The CRAG-MM benchmark is a visual question answering (VQA) dataset foc…
cs.CL2025
BookAsSumQA: An Evaluation Framework for Aspect-Based Book Summarization via Question Answering
Ryuhei Miyazato, Ting-Ruen Wei, Xuyang Wu +2
Aspect-based summarization aims to generate summaries that highlight specific aspects of a text, enabling more personalized and targeted summaries. However, its application to book…