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Cheston Tan

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Preprint Sep 2026

SphMind: Towards Robust, Training-Free VLM-based Spatial Reasoning with a 360 Camera

Omnidirectional or 360 cameras provide embodied AI agents with a holistic, wide field-of-view (FoV) view of their surroundings, motivating the use of Multi-modal Large Language Models (MLLMs) for omnidirectional spatial reasoning. However, most MLLMs are trained on conventional 2D perspective images and struggle with t...

Shriram Damodaran, Soumyaratna Debnath, Cheston Tan et al. · 0 citations

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