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相关论文: Compressed Video Quality Enhancement with Temporal…

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Dense image prediction tasks demand features with strong category information and precise spatial boundary details at high resolution. To achieve this, modern hierarchical models often utilize feature fusion, directly adding upsampled…

计算机视觉与模式识别 · 计算机科学 2024-08-26 Linwei Chen , Ying Fu , Lin Gu , Chenggang Yan , Tatsuya Harada , Gao Huang

Real-time computational speed and a high degree of precision are requirements for computer-assisted interventions. Applying a segmentation network to a medical video processing task can introduce significant inter-frame prediction noise.…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Robert Mendel , Tobias Rueckert , Dirk Wilhelm , Daniel Rueckert , Christoph Palm

Video frame interpolation (VFI) aims to generate predictive frames by warping learnable motions from the bidirectional historical references. Most existing works utilize spatio-temporal semantic information extractor to realize motion…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Meiqin Liu , Chenming Xu , Chao Yao , Chunyu Lin , Yao Zhao

By converting low-frame-rate, low-resolution videos into high-frame-rate, high-resolution ones, space-time video super-resolution techniques can enhance visual experiences and facilitate more efficient information dissemination. We propose…

图像与视频处理 · 电气工程与系统科学 2024-07-12 Congrui Fu , Hui Yuan , Shiqi Jiang , Guanghui Zhang , Liquan Shen , Raouf Hamzaoui

Quality assessment for User Generated Content (UGC) videos plays an important role in ensuring the viewing experience of end-users. Previous UGC video quality assessment (VQA) studies either use the image recognition model or the image…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Wei Sun , Xiongkuo Min , Wei Lu , Guangtao Zhai

Recent research has shown that temporal downsampling of high-frame-rate sequences can be exploited to improve the rate-distortion performance in video coding. However, until now, research only targeted downsampling factors of powers of two,…

图像与视频处理 · 电气工程与系统科学 2022-09-22 Christian Herglotz , Geetha Ramasubbu , André Kaup

Fine-grained video classification requires understanding complex spatio-temporal and semantic cues that often exceed the capacity of a single modality. In this paper, we propose a multimodal framework that fuses video, image, and text…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Namho Kim , Junhwa Kim

There is an urgent need for an effective video classification method by means of a small number of samples. The deficiency of samples could be effectively alleviated by generating samples through Generative Adversarial Networks (GAN), but…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Yumeng Zhang , Gaoguo Jia , Li Chen , Mingrui Zhang , Junhai Yong

Effective spatiotemporal feature representation is crucial to the video-based action recognition task. Focusing on discriminate spatiotemporal feature learning, we propose Information Fused Temporal Transformation Network (IF-TTN) for…

计算机视觉与模式识别 · 计算机科学 2019-04-12 Ke Yang , Peng Qiao , Dongsheng Li , Yong Dou

Temporal modeling is key for action recognition in videos. It normally considers both short-range motions and long-range aggregations. In this paper, we propose a Temporal Excitation and Aggregation (TEA) block, including a motion…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Yan Li , Bin Ji , Xintian Shi , Jianguo Zhang , Bin Kang , Limin Wang

The popularity of streaming videos with live, high-action content has led to an increased interest in High Frame Rate (HFR) videos. In this work we address the problem of frame rate dependent Video Quality Assessment (VQA) when the videos…

多媒体 · 计算机科学 2021-09-28 Pavan C Madhusudana , Neil Birkbeck , Yilin Wang , Balu Adsumilli , Alan C. Bovik

The goal of video segmentation is to turn video data into a set of concrete motion clusters that can be easily interpreted as building blocks of the video. There are some works on similar topics like detecting scene cuts in a video, but…

计算机视觉与模式识别 · 计算机科学 2019-03-07 Hajar Sadeghi Sokeh , Vasileios Argyriou , Dorothy Monekosso , Paolo Remagnino

Image Forgery Localization (IFL) technology aims to detect and locate the forged areas in an image, which is very important in the field of digital forensics. However, existing IFL methods suffer from feature degradation during training…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Yakun Niu , Pei Chen , Lei Zhang , Lei Tan , Yingjian Chen

Temporal Action Localization (TAL) aims to identify actions' start, end, and class labels in untrimmed videos. While recent advancements using transformer networks and Feature Pyramid Networks (FPN) have enhanced visual feature recognition…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Edward Fish , Jon Weinbren , Andrew Gilbert

The availability of high-speed 3D video sensors has greatly facilitated 3D shape acquisition of dynamic and deformable objects, but high frame rate 3D reconstruction is always degraded by spatial noise and temporal fluctuations. This paper…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Jie Zhang , Christos Maniatis , Luis Horna , Robert B. Fisher

In this paper, we tackle the problem of video alignment, the process of matching the frames of a pair of videos containing similar actions. The main challenge in video alignment is that accurate correspondence should be established despite…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Niloufar Fakhfour , Mohammad ShahverdiKondori , Sajjad Hashembeiki , Mohammadjavad Norouzi , Hoda Mohammadzade

Learning based video compression attracts increasing attention in the past few years. The previous hybrid coding approaches rely on pixel space operations to reduce spatial and temporal redundancy, which may suffer from inaccurate motion…

图像与视频处理 · 电气工程与系统科学 2021-08-24 Zhihao Hu , Guo Lu , Dong Xu

Slow shutter speed and long exposure time of frame-based cameras often cause visual blur and loss of inter-frame information, degenerating the overall quality of captured videos. To this end, we present a unified framework of event-based…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Xiang Zhang , Lei Yu

As super-resolution (SR) techniques introduce unique distortions that fundamentally differ from those caused by traditional degradation processes (e.g., compression), there is an increasing demand for specialized video quality assessment…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Yixiao Li , Xiaoyuan Yang , Weide Liu , Xin Jin , Xu Jia , Yukun Lai , Paul L Rosin , Haotao Liu , Wei Zhou

In autonomous driving, 3D object detection is essential for accurate perception and reliable decision-making. However, object motion and ego-motion often induce cross-frame spatiotemporal inconsistencies in BEV-based detectors, leading to…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Wenxuan Li , Qin Zou , Shoubing Chen , Chi Chen , Yingyi Yang , Shoubing Chen , Qingxiang Meng