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Extracting information related to weather and visual conditions at a given time and space is indispensable for scene awareness, which strongly impacts our behaviours, from simply walking in a city to riding a bike, driving a car, or…

计算机视觉与模式识别 · 计算机科学 2019-10-23 Mohamed R. Ibrahim , James Haworth , Tao Cheng

Recovering temporally consistent 3D human body pose, shape and motion from a monocular video is a challenging task due to (self-)occlusions, poor lighting conditions, complex articulated body poses, depth ambiguity, and limited availability…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Sushovan Chanda , Amogh Tiwari , Lokender Tiwari , Brojeshwar Bhowmick , Avinash Sharma , Hrishav Barua

Shadow removal is an essential task for scene understanding. Many studies consider only matching the image contents, which often causes two types of ghosts: color in-consistencies in shadow regions or artifacts on shadow boundaries. In this…

计算机视觉与模式识别 · 计算机科学 2019-11-22 Xiaodong Cun , Chi-Man Pun , Cheng Shi

In this paper, we investigate the challenge of spatio-temporal video prediction task, which involves generating future video frames based on historical spatio-temporal observation streams. Existing approaches typically utilize external…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Hao Wu , Fan Xu , Chong Chen , Xian-Sheng Hua , Xiao Luo , Haixin Wang

RGB-Thermal Video Object Detection (RGBT VOD) can address the limitation of traditional RGB-based VOD in challenging lighting conditions, making it more practical and effective in many applications. However, similar to most RGBT fusion…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Qishun Wang , Zhengzheng Tu , Chenglong Li , Bo Jiang

We present a fast and accurate visual tracking algorithm based on the multi-domain convolutional neural network (MDNet). The proposed approach accelerates feature extraction procedure and learns more discriminative models for instance…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Ilchae Jung , Jeany Son , Mooyeol Baek , Bohyung Han

Owing to the difficulties of mining spatial-temporal cues, the existing approaches for video salient object detection (VSOD) are limited in understanding complex and noisy scenarios, and often fail in inferring prominent objects. To…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Yingxia Jiao , Xiao Wang , Yu-Cheng Chou , Shouyuan Yang , Ge-Peng Ji , Rong Zhu , Ge Gao

Since the wide employment of deep learning frameworks in video salient object detection, the accuracy of the recent approaches has made stunning progress. These approaches mainly adopt the sequential modules, based on optical flow or…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Yi Tang , Yuanman Li , Wenbin Zou

Spatio-temporal feature learning is of central importance for action recognition in videos. Existing deep neural network models either learn spatial and temporal features independently (C2D) or jointly with unconstrained parameters (C3D).…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Chao Li , Qiaoyong Zhong , Di Xie , Shiliang Pu

Video-based gaze estimation methods aim to capture the inherently temporal dynamics of human eye gaze from multiple image frames. However, since models must capture both spatial and temporal relationships, performance is limited by the…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Alexandre Personnic , Mihai Bâce

We address the problem of video representation learning without human-annotated labels. While previous efforts address the problem by designing novel self-supervised tasks using video data, the learned features are merely on a…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Jiangliu Wang , Jianbo Jiao , Linchao Bao , Shengfeng He , Yunhui Liu , Wei Liu

The target of space-time video super-resolution (STVSR) is to increase both the frame rate (also referred to as the temporal resolution) and the spatial resolution of a given video. Recent approaches solve STVSR using end-to-end deep neural…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Zijie Yue , Miaojing Shi

We introduce Few-Shot Video Object Detection (FSVOD) with three contributions to real-world visual learning challenge in our highly diverse and dynamic world: 1) a large-scale video dataset FSVOD-500 comprising of 500 classes with…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Qi Fan , Chi-Keung Tang , Yu-Wing Tai

Document shadow removal is an integral task in document enhancement pipelines, as it improves visibility, readability and thus the overall quality. Assuming that the majority of practical document shadow removal scenarios require real-time,…

Text-to-image diffusion models excel at generating diverse portraits, but lack intuitive shadow control. Existing editing approaches, as post-processing, struggle to offer effective manipulation across diverse styles. Additionally, these…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Haoming Cai , Tsung-Wei Huang , Shiv Gehlot , Brandon Y. Feng , Sachin Shah , Guan-Ming Su , Christopher Metzler

In this paper, we deal with the task of text-driven saliency detection in 360-degrees videos. For this, we introduce the TSV360 dataset which includes 16,000 triplets of ERP frames, textual descriptions of salient objects/events in these…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Ioannis Kontostathis , Evlampios Apostolidis , Vasileios Mezaris

Most shadow removal methods rely on the invasion of training images associated with laborious and lavish shadow region annotations, leading to the increasing popularity of shadow image synthesis. However, the poor performance also stems…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Yunshan Zhong , Lizhou You , Yuxin Zhang , Fei Chao , Yonghong Tian , Rongrong Ji

Video analytics systems designed for deployment in outdoor conditions can be vulnerable to many environmental changes, particularly changes in shadow. Existing works have shown that shadow and its introduced distribution shift can cause…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Shengtai Ju , Amy R. Reibman

Video-based person re-identification matches video clips of people across non-overlapping cameras. Most existing methods tackle this problem by encoding each video frame in its entirety and computing an aggregate representation across all…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Shuang Li , Slawomir Bak , Peter Carr , Xiaogang Wang

Data-driven modeling of human motions is ubiquitous in computer graphics and computer vision applications, such as synthesizing realistic motions or recognizing actions. Recent research has shown that such problems can be approached by…

图形学 · 计算机科学 2019-08-21 He Wang , Edmond S. L. Ho , Hubert P. H. Shum , Zhanxing Zhu