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Related papers: One-Trimap Video Matting

200 papers

We introduce a robust, real-time, high-resolution human video matting method that achieves new state-of-the-art performance. Our method is much lighter than previous approaches and can process 4K at 76 FPS and HD at 104 FPS on an Nvidia GTX…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Shanchuan Lin , Linjie Yang , Imran Saleemi , Soumyadip Sengupta

Deep image matting methods have achieved increasingly better results on benchmarks (e.g., Composition-1k/alphamatting.com). However, the robustness, including robustness to trimaps and generalization to images from different domains, is…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Yutong Dai , Brian Price , He Zhang , Chunhua Shen

We present a unified network for simultaneously generating videos and their corresponding entity segmentation and depth maps from text prompts. We utilize colormap to represent entity masks and depth maps, tightly integrating dense…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Lehan Yang , Lu Qi , Xiangtai Li , Sheng Li , Varun Jampani , Ming-Hsuan Yang

Human instance matting aims to estimate an alpha matte for each human instance in an image, which is extremely challenging and has rarely been studied so far. Despite some efforts to use instance segmentation to generate a trimap for each…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Qinglin Liu , Shengping Zhang , Quanling Meng , Bineng Zhong , Peiqiang Liu , Hongxun Yao

Vision-Language Pre-training (VLP) models like CLIP have achieved remarkable success in computer vision and particularly demonstrated superior robustness to distribution shifts of 2D images. However, their robustness under 3D viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Shouwei Ruan , Yinpeng Dong , Hanqing Liu , Yao Huang , Hang Su , Xingxing Wei

Image matting aims to obtain an alpha matte that separates foreground objects from the background accurately. Recently, trimap-free matting has been well studied because it requires only the original image without any extra input. Such…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Leo Shan Wenzhang Zhou Grace Zhao

Masked video modeling~(MVM) has emerged as a highly effective pre-training strategy for visual foundation models, whereby the model reconstructs masked spatiotemporal tokens using information from visible tokens. However, a key challenge in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Ayush K. Rai , Kyle Min , Tarun Krishna , Feiyan Hu , Alan F. Smeaton , Noel E. O'Connor

Applying an image processing algorithm independently to each video frame often leads to temporal inconsistency in the resulting video. To address this issue, we present a novel and general approach for blind video temporal consistency. Our…

Computer Vision and Pattern Recognition · Computer Science 2022-01-28 Chenyang Lei , Yazhou Xing , Hao Ouyang , Qifeng Chen

We proposed a novel trimap free video matting method based on the attention mechanism. By the nature of the problem, most existing approaches use either multiple computational expansive modules or complex algorithms to exploit temporal…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Shufeng Song

In this paper, we propose the Matting Anything Model (MAM), an efficient and versatile framework for estimating the alpha matte of any instance in an image with flexible and interactive visual or linguistic user prompt guidance. MAM offers…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Jiachen Li , Jitesh Jain , Humphrey Shi

Traditional video captioning requests a holistic description of the video, yet the detailed descriptions of the specific objects may not be available. Without associating the moving trajectories, these image-based data-driven methods cannot…

Computer Vision and Pattern Recognition · Computer Science 2020-07-15 Fangyi Zhu , Jenq-Neng Hwang , Zhanyu Ma , Guang Chen , Jun Guo

Methods based on class activation maps (CAM) provide a simple mechanism to interpret predictions of convolutional neural networks by using linear combinations of feature maps as saliency maps. By contrast, masking-based methods optimize a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Hanwei Zhang , Felipe Torres , Ronan Sicre , Yannis Avrithis , Stephane Ayache

A major challenge for video semantic segmentation is the lack of labeled data. In most benchmark datasets, only one frame of a video clip is annotated, which makes most supervised methods fail to utilize information from the rest of the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Mingyu Ding , Zhe Wang , Bolei Zhou , Jianping Shi , Zhiwu Lu , Ping Luo

Generalizing video matting models to real-world videos remains a significant challenge due to the scarcity of labeled data. To address this, we present Video Mask-to-Matte Model (VideoMaMa) that converts coarse segmentation masks into pixel…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Sangbeom Lim , Seoung Wug Oh , Jiahui Huang , Heeji Yoon , Seungryong Kim , Joon-Young Lee

Videos contain highly redundant information between frames. Such redundancy has been extensively studied in video compression and encoding, but is less explored for more advanced video processing. In this paper, we propose a learnable…

Computer Vision and Pattern Recognition · Computer Science 2018-05-07 Sifei Liu , Guangyu Zhong , Shalini De Mello , Jinwei Gu , Varun Jampani , Ming-Hsuan Yang , Jan Kautz

Natural image matting algorithms aim to predict the transparency map (alpha-matte) with the trimap guidance. However, the production of trimap often requires significant labor, which limits the widespread application of matting algorithms…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Jingfeng Yao , Xinggang Wang , Lang Ye , Wenyu Liu

This paper considers an efficient video modeling process called Video Latent Flow Matching (VLFM). Unlike prior works, which randomly sampled latent patches for video generation, our method relies on current strong pre-trained image…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Yang Cao , Zhao Song , Chiwun Yang

The current state of the art alpha matting methods mainly rely on the trimap as the secondary and only guidance to estimate alpha. This paper investigates the effects of utilising the background information as well as trimap in the process…

Computer Vision and Pattern Recognition · Computer Science 2020-02-12 Hossein Javidnia , François Pitié

Semantic human matting aims to estimate the per-pixel opacity of the foreground human regions. It is quite challenging and usually requires user interactive trimaps and plenty of high quality annotated data. Annotating such kind of data is…

Computer Vision and Pattern Recognition · Computer Science 2020-04-13 Jinlin Liu , Yuan Yao , Wendi Hou , Miaomiao Cui , Xuansong Xie , Changshui Zhang , Xian-sheng Hua

In this letter, we study the transmission of a multi-view video (MVV) to multiple users in an Orthogonal Frequency Division Multiple Access (OFDMA) system. To maximally improve transmission efficiency, we exploit both natural multicast…

Information Theory · Computer Science 2020-01-01 Wei Xu , Ying Cui , Zhi Liu , Haoran Li