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Text-to-video diffusion models have advanced video generation significantly. However, customizing these models to generate videos with tailored motions presents a substantial challenge. In specific, they encounter hurdles in (a) accurately…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Hyeonho Jeong , Geon Yeong Park , Jong Chul Ye

Video prediction is a useful function for autonomous driving, enabling intelligent vehicles to reliably anticipate how driving scenes will evolve and thereby supporting reasoning and safer planning. However, existing models are constrained…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Ke Li , Tianjia Yang , Kaidi Liang , Xianbiao Hu , Ruwen Qin

Temporal Action Detection(TAD) is a crucial but challenging task in video understanding.It is aimed at detecting both the type and start-end frame for each action instance in a long, untrimmed video.Most current models adopt both RGB and…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Bowen Deng , Dongchang Liu

Although many video prediction methods have obtained good performance in low-resolution (64$\sim$128) videos, predictive models for high-resolution (512$\sim$4K) videos have not been fully explored yet, which are more meaningful due to the…

计算机视觉与模式识别 · 计算机科学 2022-03-31 Zheng Chang , Xinfeng Zhang , Shanshe Wang , Siwei Ma , Wen Gao

Video-based human pose estimation models aim to address scenarios that cannot be effectively solved by static image models such as motion blur, out-of-focus and occlusion. Most existing approaches consist of two stages: detecting human…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Zhihong Wei

Diffusion model (DM) based Video Super-Resolution (VSR) approaches achieve impressive perceptual quality. However, they suffer from error accumulation, spatial artifacts, and a trade-off between perceptual quality and fidelity, primarily…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Jingyi Xu , Meisong Zheng , Ying Chen , Minglang Qiao , Xin Deng , Mai Xu

We propose a novel neural-network-based method to perform matting of videos depicting people that does not require additional user input such as trimaps. Our architecture achieves temporal stability of the resulting alpha mattes by using…

计算机视觉与模式识别 · 计算机科学 2021-09-13 Ivan Molodetskikh , Mikhail Erofeev , Andrey Moskalenko , Dmitry Vatolin

Dense point tracking is a challenging task requiring the continuous tracking of every point in the initial frame throughout a substantial portion of a video, even in the presence of occlusions. Traditional methods use optical flow models to…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Qiaole Dong , Yanwei Fu

Conventional techniques to establish dense correspondences across visually or semantically similar images focused on designing a task-specific matching prior, which is difficult to model. To overcome this, recent learning-based methods have…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Sunghwan Hong , Seungryong Kim

Transferring existing image-based detectors to the video is non-trivial since the quality of frames is always deteriorated by part occlusion, rare pose, and motion blur. Previous approaches exploit to propagate and aggregate features across…

计算机视觉与模式识别 · 计算机科学 2020-07-17 Zhengkai Jiang , Yu Liu , Ceyuan Yang , Jihao Liu , Peng Gao , Qian Zhang , Shiming Xiang , Chunhong Pan

Diffusion models have shown great potential in generating realistic image detail. However, adapting these models to video super-resolution (VSR) remains challenging due to their inherent stochasticity and lack of temporal modeling. Previous…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Yong Liu , Jinshan Pan , Yinchuan Li , Qingji Dong , Chao Zhu , Yu Guo , Fei Wang

In many scenarios of Person Re-identification (Re-ID), the gallery set consists of lots of surveillance videos and the query is just an image, thus Re-ID has to be conducted between image and videos. Compared with videos, still person…

计算机视觉与模式识别 · 计算机科学 2019-10-11 Xinqian Gu , Bingpeng Ma , Hong Chang , Shiguang Shan , Xilin Chen

Video super-resolution remains a major challenge in low-level vision tasks. To date, CNN- and Transformer-based methods have delivered impressive results. However, CNNs are limited by local receptive fields, while Transformers struggle with…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Dinh Phu Tran , Dao Duy Hung , Daeyoung Kim

Recent advances in video super-resolution have shown that convolutional neural networks combined with motion compensation are able to merge information from multiple low-resolution (LR) frames to generate high-quality images. Current…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Mehdi S. M. Sajjadi , Raviteja Vemulapalli , Matthew Brown

This paper combines the fast Zero-Moment-Point (ZMP) approaches that work well in practice with the broader range of capabilities of a Trajectory Optimization formulation, by optimizing over body motion, footholds and Center of Pressure…

机器人学 · 计算机科学 2017-05-31 Alexander W Winkler , Farbod Farshidian , Diego Pardo , Michael Neunert , Jonas Buchli

Moving object segmentation in the presence of atmospheric turbulence is highly challenging due to turbulence-induced irregular and time-varying distortions. In this paper, we present an unsupervised approach for segmenting moving objects in…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Dehao Qin , Ripon Saha , Suren Jayasuriya , Jinwei Ye , Nianyi Li

Modern one-stage video instance segmentation networks suffer from two limitations. First, convolutional features are neither aligned with anchor boxes nor with ground-truth bounding boxes, reducing the mask sensitivity to spatial location.…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Minghan Li , Shuai Li , Lida Li , Lei Zhang

In this work, we rethink the approach to video super-resolution by introducing a method based on the Diffusion Posterior Sampling framework, combined with an unconditional video diffusion transformer operating in latent space. The video…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Zhihao Zhan , Wang Pang , Xiang Zhu , Yechao Bai

This paper describes a temporal-spatial model for video processing with special applications to processing event camera videos. We propose to study a conjecture motivated by our previous study of video processing with delay loop reservoir…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Richard Lau , Anthony Tylan-Tyler , Lihan Yao , Rey de Castro Roberto , Robert Taylor , Isaiah Jones

In this paper, we consider the problem of long-term point tracking, which requires consistent identification of points across multiple frames in a video, despite changes in appearance, lighting, perspective, and occlusions. We target online…

计算机视觉与模式识别 · 计算机科学 2025-01-31 Görkay Aydemir , Xiongyi Cai , Weidi Xie , Fatma Güney