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Answering questions related to audio-visual scenes, i.e., the AVQA task, is becoming increasingly popular. A critical challenge is accurately identifying and tracking sounding objects related to the question along the timeline. In this…

Multimedia · Computer Science 2024-12-17 Zhangbin Li , Jinxing Zhou , Jing Zhang , Shengeng Tang , Kun Li , Dan Guo

Object tracking is a fundamental task in computer vision, requiring the localization of objects of interest across video frames. Diffusion models have shown remarkable capabilities in visual generation, making them well-suited for…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Pha Nguyen , Ngan Le , Jackson Cothren , Alper Yilmaz , Khoa Luu

We introduce a prediction driven method for visual tracking and segmentation in videos. Instead of solely relying on matching with appearance cues for tracking, we build a predictive model which guides finding more accurate tracking regions…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Jianren Wang , Yihui He , Xiaobo Wang , Xinjia Yu , Xia Chen

Video Object Segmentation (VOS) is one of the most fundamental and challenging tasks in computer vision and has a wide range of applications. Most existing methods rely on spatiotemporal memory networks to extract frame-level features and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Mengjiao Wang , Junpei Zhang , Xu Liu , Yuting Yang , Mengru Ma

Tracking fast moving objects, which appear as blurred streaks in video sequences, is a difficult task for standard trackers as the object position does not overlap in consecutive video frames and texture information of the objects is…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Ales Zita , Filip Sroubek

The SportsMOT dataset aims to solve multiple object tracking of athletes in different sports scenes such as basketball or soccer. The dataset is challenging because of the unstable camera view, athletes' complex trajectory, and complicated…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Jie Wang , Yuzhou Peng , Xiaodong Yang , Ting Wang , Yanming Zhang

Graphs offer a natural way to formulate Multiple Object Tracking (MOT) and Multiple Object Tracking and Segmentation (MOTS) within the tracking-by-detection paradigm. However, they also introduce a major challenge for learning methods, as…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Guillem Braso , Orcun Cetintas , Laura Leal-Taixe

Comprehensive understanding of dynamic scenes is a critical prerequisite for intelligent robots to autonomously operate in their environment. Research in this domain, which encompasses diverse perception problems, has primarily been focused…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Juana Valeria Hurtado , Rohit Mohan , Wolfram Burgard , Abhinav Valada

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…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Jingwen Zhang , Zikun Zhou , Guangming Lu , Jiandong Tian , Wenjie Pei

Our aim is to estimate the perspective-effected geometric distortion of a scene from a video feed. In contrast to all previous work we wish to achieve this using from low-level, spatio-temporally local motion features used in commercial…

Computer Vision and Pattern Recognition · Computer Science 2015-04-22 Ognjen Arandjelovic , Duc-Son Pham , Svetha Venkatesh

Object motion and object appearance are commonly used information in multiple object tracking (MOT) applications, either for associating detections across frames in tracking-by-detection methods or direct track predictions for…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Xiaotong Chen , Seyed Mehdi Iranmanesh , Kuo-Chin Lien

Traditional visual object tracking (VOT) methods typically rely on task-specific supervised training, limiting their generalization to unseen objects and challenging scenarios with distractors, occlusion, and nonlinear motion. Recent vision…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Deyi Zhu , Yuji Wang , Yong Liu , Yansong Tang , Bingyao Yu , Jiwen Lu , Jie Zhou

This paper addresses the task of segmenting moving objects in unconstrained videos. We introduce a novel two-stream neural network with an explicit memory module to achieve this. The two streams of the network encode spatial and temporal…

Computer Vision and Pattern Recognition · Computer Science 2017-07-13 Pavel Tokmakov , Karteek Alahari , Cordelia Schmid

We propose a method to learn, even using a dataset where objects appear only in sparsely sampled views (e.g. Pix3D), the ability to synthesize a pose trajectory for an arbitrary reference image. This is achieved with a cross-modal pose…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Bo Liu , Mandar Dixit , Roland Kwitt , Gang Hua , Nuno Vasconcelos

Most recent semi-supervised video object segmentation (VOS) methods rely on fine-tuning deep convolutional neural networks online using the given mask of the first frame or predicted masks of subsequent frames. However, the online…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Yingjie Yin , De Xu , Xingang Wang , Lei Zhang

Most of the existing tracking methods link the detected boxes to the tracklets using a linear combination of feature cosine distances and box overlap. But the problem of inconsistent features of an object in two different frames still…

Computer Vision and Pattern Recognition · Computer Science 2020-11-20 Chaobing Shan , Chunbo Wei , Bing Deng , Jianqiang Huang , Xian-Sheng Hua , Xiaoliang Cheng , Kewei Liang

Tracking pixels in videos is typically studied as an optical flow estimation problem, where every pixel is described with a displacement vector that locates it in the next frame. Even though wider temporal context is freely available, prior…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Adam W. Harley , Zhaoyuan Fang , Katerina Fragkiadaki

Devising intelligent agents able to live in an environment and learn by observing the surroundings is a longstanding goal of Artificial Intelligence. From a bare Machine Learning perspective, challenges arise when the agent is prevented…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Matteo Tiezzi , Simone Marullo , Lapo Faggi , Enrico Meloni , Alessandro Betti , Stefano Melacci

In this paper, we propose a novel object detection algorithm named "Deep Regionlets" by integrating deep neural networks and a conventional detection schema for accurate generic object detection. Motivated by the effectiveness of regionlets…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Hongyu Xu , Xutao Lv , Xiaoyu Wang , Zhou Ren , Navaneeth Bodla , Rama Chellappa

We present PixTrack, a vision based object pose tracking framework using novel view synthesis and deep feature-metric alignment. We follow an SfM-based relocalization paradigm where we use a Neural Radiance Field to canonically represent…

Computer Vision and Pattern Recognition · Computer Science 2024-02-16 Prajwal Chidananda , Saurabh Nair , Douglas Lee , Adrian Kaehler