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cs.CV2026
Tracing the Arrow of Time: Diagnosing Temporal Information Flow in Video-LLMs
Peitao Han, Fei Cheng, Lis K. Pereira +2
The Arrow-of-Time (AoT) task, determining whether a video plays forward or backward by recognizing temporal irreversibility, is one humans solve with near-perfect accuracy, yet fro…
cs.CV2025
Which Way Does Time Flow? A Psychophysics-Grounded Evaluation for Vision-Language Models
Shiho Matta, Lis Kanashiro Pereira, Peitao Han +2
Modern vision-language models (VLMs) excel at many multimodal tasks, yet their grasp of temporal information in video remains weak and has not been adequately evaluated. We probe t…