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Graph Transformers (GTs) have emerged as a promising graph learning tool, leveraging their all-pair connected property to effectively capture global information. To address the over-smoothing problem in deep GNNs, global attention was…

Machine Learning · Computer Science 2025-12-17 Chaohao Yuan , Zhenjie Song , Ercan Engin Kuruoglu , Kangfei Zhao , Yang Liu , Deli Zhao , Hong Cheng , Yu Rong

Dynamic scene reconstruction is a long-term challenge in 3D vision. Recent methods extend 3D Gaussian Splatting to dynamic scenes via additional deformation fields and apply explicit constraints like motion flow to guide the deformation.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 DaDong Jiang , Zhihui Ke , Xiaobo Zhou , Zhi Hou , Xianghui Yang , Wenbo Hu , Tie Qiu , Chunchao Guo

When interactively exploring video data, video-native querying involves consuming query results as videos, including steps such as compilation of extracted video clips or data overlays. These video-native queries are bottlenecked by…

Databases · Computer Science 2026-01-27 Dominik Winecki , Arnab Nandi

The key of the text-to-video retrieval (TVR) task lies in learning the unique similarity between each pair of text (consisting of words) and video (consisting of audio and image frames) representations. However, some problems exist in the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Wenjun Li , Shudong Wang , Dong Zhao , Shenghui Xu , Zhaoming Pan , Zhimin Zhang

We introduce GRM, a large-scale reconstructor capable of recovering a 3D asset from sparse-view images in around 0.1s. GRM is a feed-forward transformer-based model that efficiently incorporates multi-view information to translate the input…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Yinghao Xu , Zifan Shi , Wang Yifan , Hansheng Chen , Ceyuan Yang , Sida Peng , Yujun Shen , Gordon Wetzstein

Text-to-video retrieval essentially aims to train models to align visual content with textual descriptions accurately. Due to the impressive general multimodal knowledge demonstrated by image-text pretrained models such as CLIP, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Yili Li , Gang Xiong , Gaopeng Gou , Xiangyan Qu , Jiamin Zhuang , Zhen Li , Junzheng Shi

3D Gaussian splats have emerged as a revolutionary, effective, learned representation for static 3D scenes. In this work, we explore using 2D Gaussian splats as a new primitive for representing videos. We propose GSVC, an approach to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Longan Wang , Yuang Shi , Wei Tsang Ooi

Video restoration aims at restoring multiple high-quality frames from multiple low-quality frames. Existing video restoration methods generally fall into two extreme cases, i.e., they either restore all frames in parallel or restore the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Jingyun Liang , Yuchen Fan , Xiaoyu Xiang , Rakesh Ranjan , Eddy Ilg , Simon Green , Jiezhang Cao , Kai Zhang , Radu Timofte , Luc Van Gool

Multimodal Large Language Models (MLLMs) have demonstrated significant success in visual understanding tasks. However, challenges persist in adapting these models for video comprehension due to the large volume of data and temporal…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Shaojie Zhang , Jiahui Yang , Jianqin Yin , Zhenbo Luo , Jian Luan

The task of retrieving video content relevant to natural language queries plays a critical role in effectively handling internet-scale datasets. Most of the existing methods for this caption-to-video retrieval problem do not fully exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Valentin Gabeur , Chen Sun , Karteek Alahari , Cordelia Schmid

Pre-training a model to learn transferable video-text representation for retrieval has attracted a lot of attention in recent years. Previous dominant works mainly adopt two separate encoders for efficient retrieval, but ignore local…

Computer Vision and Pattern Recognition · Computer Science 2022-03-18 Yuying Ge , Yixiao Ge , Xihui Liu , Dian Li , Ying Shan , Xiaohu Qie , Ping Luo

Video tokenization procedure is critical for a wide range of video processing tasks. Most existing approaches directly transform video into fixed-grid and patch-wise tokens, which exhibit limited versatility. Spatially, uniformly allocating…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Zhenghao Chen , Zicong Chen , Lei Liu , Yiming Wu , Dong Xu

We present a flexible approach to colour transfer inspired by techniques recently proposed for shape registration. Colour distributions of the palette and target images are modelled with Gaussian Mixture Models (GMMs) that are robustly…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Mairéad Grogan , Rozenn Dahyot

Multimedia information retrieval from videos remains a challenging problem. While recent systems have advanced multimodal search through semantic, object, and OCR queries - and can retrieve temporally consecutive scenes - they often rely on…

Information Retrieval · Computer Science 2025-12-09 Van-Thinh Vo , Minh-Khoi Nguyen , Minh-Huy Tran , Anh-Quan Nguyen-Tran , Duy-Tan Nguyen , Khanh-Loi Nguyen , Anh-Minh Phan

Dynamic 3D scene reconstruction is essential for immersive media such as VR, MR, and XR, yet remains challenging for long multi-view sequences with large-scale motion. Existing dynamic Gaussian approaches are either Frame-Stream, offering…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Jie Liang , Jiahao Wu , Chao Wang , Jiayu Yang , Xiaoyun Zheng , Kaiqiang Xiong , Zhanke Wang , Jinbo Yan , Feng Gao , Ronggang Wang

We present a general-purpose framework for image modelling and vision tasks based on probabilistic frame prediction. Our approach unifies a broad range of tasks, from image segmentation, to novel view synthesis and video interpolation. We…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Charlie Nash , João Carreira , Jacob Walker , Iain Barr , Andrew Jaegle , Mateusz Malinowski , Peter Battaglia

Reconstructing 3D scenes using 3D Gaussian Splatting (3DGS) from sparse views is an ill-posed problem due to insufficient information, often resulting in noticeable artifacts. While recent approaches have sought to leverage generative…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Xingyilang Yin , Qi Zhang , Jiahao Chang , Ying Feng , Qingnan Fan , Xi Yang , Chi-Man Pun , Huaqi Zhang , Xiaodong Cun

The multi-view Gaussian process latent variable model (MV-GPLVM) aims to learn a unified representation from multi-view data but is hindered by challenges such as limited kernel expressiveness and low computational efficiency. To overcome…

Machine Learning · Statistics 2025-12-16 Zi Yang , Ying Li , Zhidi Lin , Michael Minyi Zhang , Pablo M. Olmos

Partially Relevant Video Retrieval~(PRVR) aims to retrieve a video where a specific segment is relevant to a given text query. Typical training processes of PRVR assume a one-to-one relationship where each text query is relevant to only one…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 CH Cho , WJ Moon , W Jun , MS Jung , JP Heo

Multiple complex degradations are coupled in low-quality video faces in the real world. Therefore, blind video face restoration is a highly challenging ill-posed problem, requiring not only hallucinating high-fidelity details but also…

Multimedia · Computer Science 2024-04-23 Kepeng Xu , Li Xu , Gang He , Wenxin Yu , Yunsong Li