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We investigate the concept of rendering production-style content with full path tracing in a data-distributed fashion -- that is, with multiple collaborating nodes and/or GPUs that each store only part of the model. In particular, we…

图形学 · 计算机科学 2022-04-22 Ingo Wald , Steven G Parker

Most existing Multi-Object Tracking (MOT) approaches follow the Tracking-by-Detection paradigm and the data association framework where objects are firstly detected and then associated. Although deep-learning based method can noticeably…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Xingyu Wan , Jiakai Cao , Sanping Zhou , Jinjun Wang

Given the vast amounts of video available online, and recent breakthroughs in object detection with static images, object detection in video offers a promising new frontier. However, motion blur and compression artifacts cause substantial…

计算机视觉与模式识别 · 计算机科学 2016-07-20 Subarna Tripathi , Zachary C. Lipton , Serge Belongie , Truong Nguyen

Object detection in videos is an important task in computer vision for various applications such as object tracking, video summarization and video search. Although great progress has been made in improving the accuracy of object detection…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Athindran Ramesh Kumar , Balaraman Ravindran , Anand Raghunathan

We present a unified probabilistic framework for simultaneous trajectory estimation and planning (STEAP). Estimation and planning problems are usually considered separately, however, within our framework we show that solving them…

机器人学 · 计算机科学 2018-07-30 Mustafa Mukadam , Jing Dong , Frank Dellaert , Byron Boots

Temporal action detection (TAD) aims to detect all action boundaries and their corresponding categories in an untrimmed video. The unclear boundaries of actions in videos often result in imprecise predictions of action boundaries by…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Dingfeng Shi , Qiong Cao , Yujie Zhong , Shan An , Jian Cheng , Haogang Zhu , Dacheng Tao

We present SpatialTrackerV2, a feed-forward 3D point tracking method for monocular videos. Going beyond modular pipelines built on off-the-shelf components for 3D tracking, our approach unifies the intrinsic connections between point…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Yuxi Xiao , Jianyuan Wang , Nan Xue , Nikita Karaev , Yuri Makarov , Bingyi Kang , Xing Zhu , Hujun Bao , Yujun Shen , Xiaowei Zhou

Video Instance Segmentation (VIS) is a new and inherently multi-task problem, which aims to detect, segment, and track each instance in a video sequence. Existing approaches are mainly based on single-frame features or single-scale features…

计算机视觉与模式识别 · 计算机科学 2022-09-26 Xiangtai Li , Hao He , Yibo Yang , Henghui Ding , Kuiyuan Yang , Guangliang Cheng , Yunhai Tong , Dacheng Tao

Synthesizing extrapolated views remains a difficult task, especially in urban driving scenes, where the only reliable sources of data are limited RGB captures and sparse LiDAR points. To address this problem, we present PointmapDiff, a…

We propose MFT -- Multi-Flow dense Tracker -- a novel method for dense, pixel-level, long-term tracking. The approach exploits optical flows estimated not only between consecutive frames, but also for pairs of frames at logarithmically…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Michal Neoral , Jonáš Šerých , Jiří Matas

3D single object tracking (SOT) methods based on appearance matching has long suffered from insufficient appearance information incurred by incomplete, textureless and semantically deficient LiDAR point clouds. While motion paradigm…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Jiahao Nie , Fei Xie , Sifan Zhou , Xueyi Zhou , Dong-Kyu Chae , Zhiwei He

Despite achieving state-of-the-art generation quality, diffusion models are hindered by the substantial computational burden of their iterative sampling process. While feature caching techniques achieve effective acceleration at higher step…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Benlei Cui , Shaoxuan He , Bukun Huang , Zhizeng Ye , Yunyun Sun , Longtao Huang , Hui Xue , Yang Yang , Jingqun Tang , Zhou Zhao , Haiwen Hong

In computer vision, video segmentation and tracking is an important challenging issue. In this paper, we describe a new video sequences segmentation and tracking algorithm based on MAS "multi-agent systems" and SURF "Speeded Up Robust…

多媒体 · 计算机科学 2013-08-02 Mohamed Chakroun , Ali Wali , Adel M. Alimi

Video generation based on diffusion models presents a challenging multimodal task, with video editing emerging as a pivotal direction in this field. Recent video editing approaches primarily fall into two categories: training-required and…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Junhao Xia , Chaoyang Zhang , Yecheng Zhang , Chengyang Zhou , Zhichang Wang , Bochun Liu , Dongshuo Yin

Simulating event streams from 3D scenes has become a common practice in event-based vision research, as it meets the demand for large-scale, high temporal frequency data without setting up expensive hardware devices or undertaking extensive…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Zhenyang Li , Xiaoyang Bai , Jinfan Lu , Pengfei Shen , Edmund Y. Lam , Yifan Peng

Depth Anything has achieved remarkable success in monocular depth estimation with strong generalization ability. However, it suffers from temporal inconsistency in videos, hindering its practical applications. Various methods have been…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Sili Chen , Hengkai Guo , Shengnan Zhu , Feihu Zhang , Zilong Huang , Jiashi Feng , Bingyi Kang

Online video super-resolution (online-VSR) highly relies on an effective alignment module to aggregate temporal information, while the strict latency requirement makes accurate and efficient alignment very challenging. Though much progress…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Zhengqiang Zhang , Ruihuang Li , Shi Guo , Yang Cao , Lei Zhang

Soft tissue tracking is crucial for computer-assisted interventions. Existing approaches mainly rely on extracting discriminative features from the template and videos to recover corresponding matches. However, it is difficult to adopt…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Jiaxin Guo , Jiangliu Wang , Zhaoshuo Li , Tongyu Jia , Qi Dou , Yun-Hui Liu

Dense point tracking is a fundamental problem in computer vision, with applications ranging from video analysis to robotic manipulation. State-of-the-art trackers typically rely on cost volumes to match features across frames, but this…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Zihang Lai , Eldar Insafutdinov , Edgar Sucar , Andrea Vedaldi

This paper proposes a novel framework to alleviate the model drift problem in visual tracking, which is based on paced updates and trajectory selection. Given a base tracker, an ensemble of trackers is generated, in which each tracker's…

计算机视觉与模式识别 · 计算机科学 2016-03-02 Zexi Hu , Yuefang Gao , Dong Wang , Xuhong Tian