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Context-Aware Video Instance Segmentation

2024-07-03Code Available2· sign in to hype

Seunghun Lee, Jiwan Seo, Kiljoon Han, Minwoo Choi, Sunghoon Im

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Abstract

In this paper, we introduce the Context-Aware Video Instance Segmentation (CAVIS), a novel framework designed to enhance instance association by integrating contextual information adjacent to each object. To efficiently extract and leverage this information, we propose the Context-Aware Instance Tracker (CAIT), which merges contextual data surrounding the instances with the core instance features to improve tracking accuracy. Additionally, we introduce the Prototypical Cross-frame Contrastive (PCC) loss, which ensures consistency in object-level features across frames, thereby significantly enhancing instance matching accuracy. CAVIS demonstrates superior performance over state-of-the-art methods on all benchmark datasets in video instance segmentation (VIS) and video panoptic segmentation (VPS). Notably, our method excels on the OVIS dataset, which is known for its particularly challenging videos.

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Benchmark Results

DatasetModelMetricClaimedVerifiedStatus
OVIS validationCAVIS(VIT-L, Offline)mask AP57.1Unverified
YouTube-VIS 2021CAVIS(VIT-L, Offline)mask AP65.3Unverified
Youtube-VIS 2022 ValidationCAVIS (VIT-L)mAP_L48.6Unverified
YouTube-VIS validationCAVIS(ViT-L, Online)mask AP68.9Unverified

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