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We present a refinement framework to boost the performance of pre-trained semi-supervised video object segmentation (VOS) models. Our work is based on scale inconsistency, which is motivated by the observation that existing VOS models…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Hengyi Wang , Changjae Oh

Temporal consistency is the key challenge of video depth estimation. Previous works are based on additional optical flow or camera poses, which is time-consuming. By contrast, we derive consistency with less information. Since videos…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Yiran Wang , Zhiyu Pan , Xingyi Li , Zhiguo Cao , Ke Xian , Jianming Zhang

When a deep neural network is trained on data with only image-level labeling, the regions activated in each image tend to identify only a small region of the target object. We propose a method of using videos automatically harvested from…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Jungbeom Lee , Eunji Kim , Sungmin Lee , Jangho Lee , Sungroh Yoon

We present Hierarchical Memory Matching Network (HMMN) for semi-supervised video object segmentation. Based on a recent memory-based method [33], we propose two advanced memory read modules that enable us to perform memory reading in…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Hongje Seong , Seoung Wug Oh , Joon-Young Lee , Seongwon Lee , Suhyeon Lee , Euntai Kim

Semi-supervised video object segmentation is a task of segmenting the target object in a video sequence given only a mask annotation in the first frame. The limited information available makes it an extremely challenging task. Most previous…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Yunyao Mao , Ning Wang , Wengang Zhou , Houqiang Li

Video deblurring models exploit consecutive frames to remove blurs from camera shakes and object motions. In order to utilize neighboring sharp patches, typical methods rely mainly on homography or optical flows to spatially align…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Dongxu Li , Chenchen Xu , Kaihao Zhang , Xin Yu , Yiran Zhong , Wenqi Ren , Hanna Suominen , Hongdong Li

Video Object Segmentation, and video processing in general, has been historically dominated by methods that rely on the temporal consistency and redundancy in consecutive video frames. When the temporal smoothness is suddenly broken, such…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Kevis-Kokitsi Maninis , Sergi Caelles , Yuhua Chen , Jordi Pont-Tuset , Laura Leal-Taixé , Daniel Cremers , Luc Van Gool

In this work, we aim for temporally consistent semantic segmentation throughout frames in a video. Many semantic segmentation algorithms process images individually which leads to an inconsistent scene interpretation due to illumination…

Computer Vision and Pattern Recognition · Computer Science 2020-08-31 Manuel Rebol , Patrick Knöbelreiter

The remarkable efficacy of text-to-image diffusion models has motivated extensive exploration of their potential application in video domains. Zero-shot methods seek to extend image diffusion models to videos without necessitating model…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Shuai Yang , Yifan Zhou , Ziwei Liu , Chen Change Loy

Audiovisual scenes are pervasive in our daily life. It is commonplace for humans to discriminatively localize different sounding objects but quite challenging for machines to achieve class-aware sounding objects localization without…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Di Hu , Yake Wei , Rui Qian , Weiyao Lin , Ruihua Song , Ji-Rong Wen

Unsupervised Video Object Segmentation (VOS) aims at identifying the contours of primary foreground objects in videos without any prior knowledge. However, previous methods do not fully use spatial-temporal context and fail to tackle this…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Ping Li , Yu Zhang , Li Yuan , Huaxin Xiao , Binbin Lin , Xianghua Xu

We pose video object segmentation as spectral graph clustering in space and time, with one graph node for each pixel and edges forming local space-time neighborhoods. We claim that the strongest cluster in this video graph represents the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Elena Burceanu , Marius Leordeanu

In this paper, we propose an unsupervised video object co-segmentation framework based on the primary object proposals to extract the common foreground object(s) from a given video set. In addition to the objectness attributes and motion…

Computer Vision and Pattern Recognition · Computer Science 2018-02-12 Michael Ying Yang , Matthias Reso , Jun Tang , Wentong Liao , Bodo Rosenhahn

Semi-supervised video object segmentation is an interesting yet challenging task in machine learning. In this work, we conduct a series of refinements with the propagation-based video object segmentation method and empirically evaluate…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Dongdong Yu , Kai Su , Hengkai Guo , Jian Wang , Kaihui Zhou , Yuanyuan Huang , Minghui Dong , Jie Shao , Changhu Wang

In the booming video era, video segmentation attracts increasing research attention in the multimedia community. Semi-supervised video object segmentation (VOS) aims at segmenting objects in all target frames of a video, given annotated…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Xiaohao Xu , Jinglu Wang , Xiang Ming , Yan Lu

How to make a segmentation model efficiently adapt to a specific video and to online target appearance variations are fundamentally crucial issues in the field of video object segmentation. In this work, a graph memory network is developed…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Xiankai Lu , Wenguan Wang , Martin Danelljan , Tianfei Zhou , Jianbing Shen , Luc Van Gool

The recent works on Video Object Segmentation achieved remarkable results by matching dense semantic and instance-level features between the current and previous frames for long-time propagation. Nevertheless, global feature matching…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Volodymyr Fedynyak , Yaroslav Romanus , Bohdan Hlovatskyi , Bohdan Sydor , Oles Dobosevych , Igor Babin , Roman Riazantsev

The de facto approach in video object-centric learning maintains temporal consistency through learned dynamics modules that predict future object representations, called slots. We demonstrate that these predictors function as expensive…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Zhiyuan Li , Rongzhen Zhao , Wenyan Yang , Wenshuai Zhao , Pekka Marttinen , Joni Pajarinen

The objective of this paper is a model that is able to discover, track and segment multiple moving objects in a video. We make four contributions: First, we introduce an object-centric segmentation model with a depth-ordered layer…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Junyu Xie , Weidi Xie , Andrew Zisserman

Semi-supervised video object segmentation (VOS) has been largely driven by space-time memory (STM) networks, which store past frame features in a spatiotemporal memory to segment the current frame via softmax attention. However, STM…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Qin Liu , Jianfeng Wang , Zhengyuan Yang , Linjie Li , Kevin Lin , Marc Niethammer , Lijuan Wang