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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

Most of Multiple Object Tracking (MOT) approaches compute individual target features for two subtasks: estimating target-wise motions and conducting pair-wise Re-Identification (Re-ID). Because of the indefinite number of targets among…

计算机视觉与模式识别 · 计算机科学 2020-01-31 Jimuyang Zhang , Sanping Zhou , Xin Chang , Fangbin Wan , Jinjun Wang , Yang Wu , Dong Huang

Discriminative correlation filters (DCF) with deep convolutional features have achieved favorable performance in recent tracking benchmarks. However, most of existing DCF trackers only consider appearance features of current frame, and…

计算机视觉与模式识别 · 计算机科学 2018-02-28 Zheng Zhu , Wei Wu , Wei Zou , Junjie Yan

Most model-free visual object tracking methods formulate the tracking task as object location estimation given by a 2D segmentation or a bounding box in each video frame. We argue that this representation is limited and instead propose to…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Denys Rozumnyi , Jiri Matas , Marc Pollefeys , Vittorio Ferrari , Martin R. Oswald

This study presents a novel framework for 3D gaze tracking tailored for mixed-reality settings, aimed at enhancing joint attention and collaborative efforts in team-based scenarios. Conventional gaze tracking, often limited by monocular…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Eduardo Davalos , Yike Zhang , Ashwin T. S. , Joyce H. Fonteles , Umesh Timalsina , Guatam Biswas

Teleconference or telepresence based on virtual reality (VR) headmount display (HMD) device is a very interesting and promising application since HMD can provide immersive feelings for users. However, in order to facilitate face-to-face…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Guoxian Song , Jianfei Cai , Tat-Jen Cham , Jianmin Zheng , Juyong Zhang , Henry Fuchs

Extending state-of-the-art object detectors from image to video is challenging. The accuracy of detection suffers from degenerated object appearances in videos, e.g., motion blur, video defocus, rare poses, etc. Existing work attempts to…

计算机视觉与模式识别 · 计算机科学 2017-08-21 Xizhou Zhu , Yujie Wang , Jifeng Dai , Lu Yuan , Yichen Wei

Reconstructing and tracking dynamic 3D scenes remains a fundamental challenge in computer vision. Existing approaches often decouple geometry from motion: multi-view reconstruction methods assume static scenes, while dynamic tracking…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Shenhan Qian , Ganlin Zhang , Shangzhe Wu , Daniel Cremers

We introduce PoreTrack3D, the first benchmark for dynamic 3D Gaussian splatting in pore-scale, non-rigid 3D facial trajectory tracking. It contains over 440,000 facial trajectories in total, among which more than 52,000 are longer than 10…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Dong Li , Jiahao Xiong , Yingda Huang , Le Chang

Long-term point tracking is essential to understand non-rigid motion in the physical world better. Deep learning approaches have recently been incorporated into long-term point tracking, but most prior work predominantly functions in 2D.…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Hung Nguyen , Chanho Kim , Rigved Naukarkar , Li Fuxin

Current methods for dense 3D point tracking in dynamic scenes typically rely on pairwise processing, require known camera poses, or assume temporal ordering of input frames, thereby constraining their flexibility and applicability.…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Vivek Alumootil , Tuan-Anh Vu

3D visual tracking is significant to deep space exploration programs, which can guarantee spacecraft to flexibly approach the target. In this paper, we focus on the studied accurate and real-time method for 3D tracking. Considering the fact…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Dong Zhou , Gunaghui Sun , Xiaopeng Hong

3D single object tracking remains a challenging problem due to the sparsity and incompleteness of the point clouds. Existing algorithms attempt to address the challenges in two strategies. The first strategy is to learn dense geometric…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Jingwen Zhang , Zikun Zhou , Guangming Lu , Jiandong Tian , Wenjie Pei

We propose FlowReg, a deep learning-based framework for unsupervised image registration for neuroimaging applications. The system is composed of two architectures that are trained sequentially: FlowReg-A which affinely corrects for gross…

计算机视觉与模式识别 · 计算机科学 2021-09-02 Sergiu Mocanu , Alan R. Moody , April Khademi

The last several years have seen significant progress in using depth cameras for tracking articulated objects such as human bodies, hands, and robotic manipulators. Most approaches focus on tracking skeletal parameters of a fixed shape…

计算机视觉与模式识别 · 计算机科学 2017-11-23 Aaron Walsman , Weilin Wan , Tanner Schmidt , Dieter Fox

We present a real-time deep learning framework for video-based facial performance capture -- the dense 3D tracking of an actor's face given a monocular video. Our pipeline begins with accurately capturing a subject using a high-end…

计算机视觉与模式识别 · 计算机科学 2017-06-05 Samuli Laine , Tero Karras , Timo Aila , Antti Herva , Shunsuke Saito , Ronald Yu , Hao Li , Jaakko Lehtinen

Face detection and alignment in unconstrained environment are challenging due to various poses, illuminations and occlusions. Recent studies show that deep learning approaches can achieve impressive performance on these two tasks. In this…

计算机视觉与模式识别 · 计算机科学 2016-09-21 Kaipeng Zhang , Zhanpeng Zhang , Zhifeng Li , Yu Qiao

Robots can acquire complex manipulation skills by learning policies from expert demonstrations, which is often known as vision-based imitation learning. Generating policies based on diffusion and flow matching models has been shown to be…

机器人学 · 计算机科学 2024-12-17 Qinglun Zhang , Zhen Liu , Haoqiang Fan , Guanghui Liu , Bing Zeng , Shuaicheng Liu

In this paper, we propose a generative framework that unifies depth-based 3D facial pose tracking and face model adaptation on-the-fly, in the unconstrained scenarios with heavy occlusions and arbitrary facial expression variations.…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Lu Sheng , Jianfei Cai , Tat-Jen Cham , Vladimir Pavlovic , King Ngi Ngan

We propose FutrTrack, a modular camera-LiDAR multi-object tracking framework that builds on existing 3D detectors by introducing a transformer-based smoother and a fusion-driven tracker. Inspired by query-based tracking frameworks,…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Martha Teiko Teye , Ori Maoz , Matthias Rottmann