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Contemporary state-of-the-art video object segmentation (VOS) models compare incoming unannotated images to a history of image-mask relations via affinity or cross-attention to predict object masks. We refer to the internal memory state of…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Clayton Bromley , Alexander Moore , Amar Saini , Douglas Poland , Carmen Carrano

We address the task of aligning CAD models to a video sequence of a complex scene containing multiple objects. Our method can process arbitrary videos and fully automatically recover the 9 DoF pose for each object appearing in it, thus…

计算机视觉与模式识别 · 计算机科学 2022-01-26 Kevis-Kokitsi Maninis , Stefan Popov , Matthias Nießner , Vittorio Ferrari

Automatic color enhancement is aimed to adaptively adjust photos to expected styles and tones. For current learned methods in this field, global harmonious perception and local details are hard to be well-considered in a single model…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Chaowei Shan , Zhizheng Zhang , Zhibo Chen

In video compression, most of the existing deep learning approaches concentrate on the visual quality of a single frame, while ignoring the useful priors as well as the temporal information of adjacent frames. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2019-01-16 Xiandong Meng , Xuan Deng , Shuyuan Zhu , Shuaicheng Liu , Chuan Wang , Chen Chen , Bing Zeng

Video editing and generation methods often rely on pre-trained image-based diffusion models. During the diffusion process, however, the reliance on rudimentary noise sampling techniques that do not preserve correlations present in…

计算机视觉与模式识别 · 计算机科学 2025-04-07 Pascal Chang , Jingwei Tang , Markus Gross , Vinicius C. Azevedo

High-resolution (HR) videos play a crucial role in many computer vision applications. Although existing video restoration (VR) methods can significantly enhance video quality by exploiting temporal information across video frames, they are…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Mary Aiyetigbo , Wanqi Yuan , Feng Luo , Nianyi Li

We propose to leverage the local information in image sequences to support global camera relocalization. In contrast to previous methods that regress global poses from single images, we exploit the spatial-temporal consistency in sequential…

计算机视觉与模式识别 · 计算机科学 2019-08-14 Fei Xue , Xin Wang , Zike Yan , Qiuyuan Wang , Junqiu Wang , Hongbin Zha

The paper presents a new method of depth estimation dedicated for free-viewpoint television (FTV). The estimation is performed for segments and thus their size can be used to control a trade-off between the quality of depth maps and the…

计算机视觉与模式识别 · 计算机科学 2020-01-03 Dawid Mieloch , Olgierd Stankiewicz , Marek Domański

Image augmentation techniques apply transformation functions such as rotation, shearing, or color distortion on an input image. These augmentations were proven useful in improving neural networks' generalization ability. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Moab Arar , Ariel Shamir , Amit Bermano

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…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Shanchuan Lin , Linjie Yang , Imran Saleemi , Soumyadip Sengupta

Image-to-video (I2V) generation aims to use the initial frame (alongside a text prompt) to create a video sequence. A grand challenge in I2V generation is to maintain visual consistency throughout the video: existing methods often struggle…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Weiming Ren , Huan Yang , Ge Zhang , Cong Wei , Xinrun Du , Wenhao Huang , Wenhu Chen

There has been a growing trend in compressing and transmitting videos from terminals for machine vision tasks. Nevertheless, most video coding optimization method focus on minimizing distortion according to human perceptual metrics,…

多媒体 · 计算机科学 2025-12-18 Fei Zhao , Mengxi Guo , Shijie Zhao , Junlin Li , Li Zhang , Xiaodong Xie

Intrinsic image decomposition aims to estimate physically based rendering (PBR) parameters such as albedo, roughness, and metallicity from images. While recent methods achieve strong single-view predictions, applying them independently to…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Alara Dirik , Stefanos Zafeiriou

Many recent studies leverage the pre-trained CLIP for text-video cross-modal retrieval by tuning the backbone with additional heavy modules, which not only brings huge computational burdens with much more parameters, but also leads to the…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Siteng Huang , Biao Gong , Yulin Pan , Jianwen Jiang , Yiliang Lv , Yuyuan Li , Donglin Wang

Human perception is at the core of lossy video compression, with numerous approaches developed for perceptual quality assessment and improvement over the past two decades. In the determination of perceptual quality, different…

图像与视频处理 · 电气工程与系统科学 2023-04-11 Evgenya Pergament , Pulkit Tandon , Oren Rippel , Lubomir Bourdev , Alexander G. Anderson , Bruno Olshausen , Tsachy Weissman , Sachin Katti , Kedar Tatwawadi

We address the problem of text-guided video temporal grounding, which aims to identify the time interval of a certain event based on a natural language description. Different from most existing methods that only consider RGB images as…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Yi-Wen Chen , Yi-Hsuan Tsai , Ming-Hsuan Yang

Video analytics demand substantial computing resources, posing significant challenges in computing resource-constrained environment. In this paper, to achieve high accuracy with acceptable computational workload, we propose a cost-effective…

多媒体 · 计算机科学 2025-04-01 Chengzhi Wang , Peng Yang

In this work, we propose a no-reference video quality assessment method, aiming to achieve high-generalization capability in cross-content, -resolution and -frame rate quality prediction. In particular, we evaluate the quality of a video by…

图像与视频处理 · 电气工程与系统科学 2021-06-24 Baoliang Chen , Lingyu Zhu , Guo Li , Hongfei Fan , Shiqi Wang

Edge computing is being widely used for video analytics. To alleviate the inherent tension between accuracy and cost, various video analytics pipelines have been proposed to optimize the usage of GPU on edge nodes. Nonetheless, we find that…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Yan Lu , Shiqi Jiang , Ting Cao , Yuanchao Shu

Enhancement of human vision to get an insight to information content is of vital importance. The traditional histogram equalization methods have been suffering from amplified contrast with the addition of artifacts and a surprising…

计算机视觉与模式识别 · 计算机科学 2015-08-25 Muhammad Ali Qadar , Yan Zhaowen , Li Hua