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Hand-Object Interaction Reasoning

2022-01-13 11:53:12
Jian Ma, Dima Damen

Abstract

This paper proposes an interaction reasoning network for modelling spatio-temporal relationships between hands and objects in video. The proposed interaction unit utilises a Transformer module to reason about each acting hand, and its spatio-temporal relation to the other hand as well as objects being interacted with. We show that modelling two-handed interactions are critical for action recognition in egocentric video, and demonstrate that by using positionally-encoded trajectories, the network can better recognise observed interactions. We evaluate our proposal on EPIC-KITCHENS and Something-Else datasets, with an ablation study.

Abstract (translated)

URL

https://arxiv.org/abs/2201.04906

PDF

https://arxiv.org/pdf/2201.04906.pdf


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