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Object visual navigation aims to steer an agent toward a target object based on visual observations. It is highly desirable to reasonably perceive the environment and accurately control the agent. In the navigation task, we introduce an…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Xiaobo Hu , Youfang Lin , Shuo Wang , Zhihao Wu , Kai Lv

Self-supervision allows learning meaningful representations of natural images, which usually contain one central object. How well does it transfer to multi-entity scenes? We discuss key aspects of learning structured object-centric…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 Federico Baldassarre , Hossein Azizpour

Vision-and-Language Navigation (VLN) is unique in that it requires turning relatively general natural-language instructions into robot agent actions, on the basis of the visible environment. This requires to extract value from two very…

Computation and Language · Computer Science 2020-07-30 Yuankai Qi , Zizheng Pan , Shengping Zhang , Anton van den Hengel , Qi Wu

This paper presents a framework for training an agent to actively request help in object-goal navigation tasks, with feedback indicating the location of the target object in its field of view. To make the agent more robust in scenarios…

Machine Learning · Computer Science 2023-03-29 Jenny Zhang , Samson Yu , Jiafei Duan , Cheston Tan

Contrastive self-supervised learning has largely narrowed the gap to supervised pre-training on ImageNet. However, its success highly relies on the object-centric priors of ImageNet, i.e., different augmented views of the same image…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Jiahao Xie , Xiaohang Zhan , Ziwei Liu , Yew Soon Ong , Chen Change Loy

This study investigates how text-driven object affordance, which provides prior knowledge about grasp types for each object, affects image-based grasp-type recognition in robot teaching. The researchers created labeled datasets of…

Robotics · Computer Science 2023-06-07 Naoki Wake , Daichi Saito , Kazuhiro Sasabuchi , Hideki Koike , Katsushi Ikeuchi

We present a new approach to instill 4D dynamic object priors into learned 3D representations by unsupervised pre-training. We observe that dynamic movement of an object through an environment provides important cues about its objectness,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Yujin Chen , Matthias Nießner , Angela Dai

We study lifelong visual perception in an embodied setup, where we develop new models and compare various agents that navigate in buildings and occasionally request annotations which, in turn, are used to refine their visual perception…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 David Nilsson , Aleksis Pirinen , Erik Gärtner , Cristian Sminchisescu

Effective tracking of surrounding traffic participants allows for an accurate state estimation as a necessary ingredient for prediction of future behavior and therefore adequate planning of the ego vehicle trajectory. One approach for…

Robotics · Computer Science 2024-06-04 Patrick Palmer , Martin Krüger , Richard Altendorfer , Torsten Bertram

Contrastive self-supervised learning has shown impressive results in learning visual representations from unlabeled images by enforcing invariance against different data augmentations. However, the learned representations are often…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Sangwoo Mo , Hyunwoo Kang , Kihyuk Sohn , Chun-Liang Li , Jinwoo Shin

"Embodied visual navigation" problem requires an agent to navigate in a 3D environment mainly rely on its first-person observation. This problem has attracted rising attention in recent years due to its wide application in autonomous…

Robotics · Computer Science 2021-10-12 Fengda Zhu , Yi Zhu , Vincent CS Lee , Xiaodan Liang , Xiaojun Chang

We consider the problem of sample-based feedback-based motion planning from bearing (direction-only) measurements. We build on our previous work that defines a cell decomposition of the environment using RRT*, and finds an output feedback…

Robotics · Computer Science 2022-03-10 Mahroo Bahreinian , Marc Mitjans , Roy Xing , Roberto Tron

Effective bipedal locomotion in dynamic environments, such as cluttered indoor spaces or uneven terrain, requires agile and adaptive movement in all directions. This necessitates omnidirectional terrain sensing and a controller capable of…

Robotics · Computer Science 2026-03-18 Mohitvishnu S. Gadde , Pranay Dugar , Ashish Malik , Alan Fern

Visual navigation takes inspiration from humans, who navigate in previously unseen environments using vision without detailed environment maps. Inspired by this, we introduce a novel no-RL, no-graph, no-odometry approach to visual…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Faith Johnson , Bryan Bo Cao , Ashwin Ashok , Shubham Jain , Kristin Dana

Traditional indoor robot navigation methods provide a reliable solution when adapted to constrained scenarios, but lack flexibility or require manual re-tuning when deployed in more complex settings. In contrast, learning-based approaches…

Robotics · Computer Science 2025-07-08 Nigitha Selvaraj , Alex Mitrevski , Sebastian Houben

Learning object segmentation in image and video datasets without human supervision is a challenging problem. Humans easily identify moving salient objects in videos using the gestalt principle of common fate, which suggests that what moves…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Silky Singh , Shripad Deshmukh , Mausoom Sarkar , Balaji Krishnamurthy

Object navigation is defined as navigating to an object of a given label in a complex, unexplored environment. In its general form, this problem poses several challenges for Robotics: semantic exploration of unknown environments in search…

Robotics · Computer Science 2020-07-31 Ayzaan Wahid , Austin Stone , Kevin Chen , Brian Ichter , Alexander Toshev

Interactions play a key role in understanding objects and scenes, for both virtual and real world agents. We introduce a new general representation for proximal interactions among physical objects that is agnostic to the type of objects or…

Visual obstacle discovery is a key step towards autonomous navigation of indoor mobile robots. Successful solutions have many applications in multiple scenes. One of the exceptions is the reflective ground. In this case, the reflections on…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Feng Xue , Yicong Chang , Tianxi Wang , Yu Zhou , Anlong Ming

Embodied navigation holds significant promise for real-world applications such as last-mile delivery. However, most existing approaches are confined to either indoor or outdoor environments and rely heavily on strong assumptions, such as…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Yuxiang Zhao , Yirong Yang , Yanqing Zhu , Yanfen Shen , Chiyu Wang , Zhining Gu , Pei Shi , Wei Guo , Mu Xu