English
Related papers

Related papers: Negative Frames Matter in Egocentric Visual Query …

200 papers

Object localization, and more specifically object pose estimation, in large industrial spaces such as warehouses and production facilities, is essential for material flow operations. Traditional approaches rely on artificial artifacts…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Hazem Youssef , Frederik Polachowski , Jérôme Rutinowski , Moritz Roidl , Christopher Reining

This work proposes a process for efficiently training a point-wise object detector that enables localizing objects and computing their 6D poses in cluttered and occluded scenes. Accurate pose estimation is typically a requirement for robust…

Computer Vision and Pattern Recognition · Computer Science 2019-02-22 Jean-Philippe Mercier , Chaitanya Mitash , Philippe Giguère , Abdeslam Boularias

We present HOI4D, a large-scale 4D egocentric dataset with rich annotations, to catalyze the research of category-level human-object interaction. HOI4D consists of 2.4M RGB-D egocentric video frames over 4000 sequences collected by 4…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Yunze Liu , Yun Liu , Che Jiang , Kangbo Lyu , Weikang Wan , Hao Shen , Boqiang Liang , Zhoujie Fu , He Wang , Li Yi

We envision a future time when wearable cameras are worn by the masses and recording first-person point-of-view videos of everyday life. While these cameras can enable new assistive technologies and novel research challenges, they also…

Computer Vision and Pattern Recognition · Computer Science 2017-11-30 Ryo Yonetani , Kris M. Kitani , Yoichi Sato

Visual tasks vary a lot in their output formats and concerned contents, therefore it is hard to process them with an identical structure. One main obstacle lies in the high-dimensional outputs in object-level visual tasks. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Zhiyang Chen , Yousong Zhu , Zhaowen Li , Fan Yang , Wei Li , Haixin Wang , Chaoyang Zhao , Liwei Wu , Rui Zhao , Jinqiao Wang , Ming Tang

Training an effective video-and-language model intuitively requires multiple frames as model inputs. However, it is unclear whether using multiple frames is beneficial to downstream tasks, and if yes, whether the performance gain is worth…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Jie Lei , Tamara L. Berg , Mohit Bansal

The development of aerial autonomy has enabled aerial robots to fly agilely in complex environments. However, dodging fast-moving objects in flight remains a challenge, limiting the further application of unmanned aerial vehicles (UAVs).…

Robotics · Computer Science 2021-03-12 Botao He , Haojia Li , Siyuan Wu , Dong Wang , Zhiwei Zhang , Qianli Dong , Chao Xu , Fei Gao

Visual grounding, which aims to build a correspondence between visual objects and their language entities, plays a key role in cross-modal scene understanding. One promising and scalable strategy for learning visual grounding is to utilize…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Yongfei Liu , Bo Wan , Lin Ma , Xuming He

In this work, we introduce (a) the new problem of anticipating object state changes in images and videos during procedural activities, (b) new curated annotation data for object state change classification based on the Ego4D dataset, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Victoria Manousaki , Konstantinos Bacharidis , Filippos Gouidis , Konstantinos Papoutsakis , Dimitris Plexousakis , Antonis Argyros

Visual object tracking and segmentation are becoming fundamental tasks for understanding human activities in egocentric vision. Recent research has benchmarked state-of-the-art methods and concluded that first person egocentric vision…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Matteo Dunnhofer , Zaira Manigrasso , Christian Micheloni

Can Video-LLMs achieve consistent temporal understanding when videos capture the same event from different viewpoints? To study this, we introduce EgoExo-Con (Consistency), a benchmark of comprehensively synchronized egocentric and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Minjoon Jung , Junbin Xiao , Junghyun Kim , Byoung-Tak Zhang , Angela Yao

In many real-world applications involving static environments, the spatial layout of objects remains consistent across instances. However, state-of-the-art object detection models often fail to leverage this spatial prior, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Vishakha Lall , Yisi Liu

In egocentric action recognition a single population model is typically trained and subsequently embodied on a head-mounted device, such as an augmented reality headset. While this model remains static for new users and environments, we…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Matthias De Lange , Hamid Eghbalzadeh , Reuben Tan , Michael Iuzzolino , Franziska Meier , Karl Ridgeway

Visual (re)localization is critical for various applications in computer vision and robotics. Its goal is to estimate the 6 degrees of freedom (DoF) camera pose for each query image, based on a set of posed database images. Currently, all…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Siyan Dong , Shaohui Liu , Hengkai Guo , Baoquan Chen , Marc Pollefeys

Visual place recognition (VPR) - the act of recognizing a familiar visual place - becomes difficult when there is extreme environmental appearance change or viewpoint change. Particularly challenging is the scenario where both phenomena…

In this report, we present our champion solutions for the Natural Language Queries and GoalStep tracks of the Ego4D Episodic Memory Challenge at CVPR 2026. Both tracks require accurately localizing temporal segments from long untrimmed…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Yisen Feng , Leigang Qu , Haoyu Zhang , Qiaohui Chu , Meng Liu , Xuemeng Song , Weili Guan , Liqiang Nie

Unsupervised learning based depth estimation methods have received more and more attention as they do not need vast quantities of densely labeled data for training which are touch to acquire. In this paper, we propose a novel unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Lingtao Zhou , Jiaojiao Fang , Guizhong Liu

Query-based video grounding is an important yet challenging task in video understanding, which aims to localize the target segment in an untrimmed video according to a sentence query. Most previous works achieve significant progress by…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Shentong Mo , Daizong Liu , Wei Hu

In egocentric scenarios, anticipating both the next action and its visual outcome is essential for understanding human-object interactions and for enabling robotic planning. However, existing paradigms fall short of jointly modeling these…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Binjie Zhang , Mike Zheng Shou

Visual localization is the task of estimating camera pose in a known scene, which is an essential problem in robotics and computer vision. However, long-term visual localization is still a challenge due to the environmental appearance…

Robotics · Computer Science 2022-12-02 Yuxuan Chen , Timothy D. Barfoot