English
Related papers

Related papers: RANGER: A Monocular Zero-Shot Semantic Navigation …

200 papers

Estimating a scene's depth to achieve collision avoidance against moving pedestrians is a crucial and fundamental problem in the robotic field. This paper proposes a novel, low complexity network architecture for fast and accurate human…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Shan An , Fangru Zhou , Mei Yang , Haogang Zhu , Changhong Fu , Konstantinos A. Tsintotas

Understanding how humans leverage semantic knowledge to navigate unfamiliar environments and decide where to explore next is pivotal for developing robots capable of human-like search behaviors. We introduce a zero-shot navigation approach,…

Robotics · Computer Science 2023-12-07 Naoki Yokoyama , Sehoon Ha , Dhruv Batra , Jiuguang Wang , Bernadette Bucher

Vision-and-language navigation (VLN) is a challenging task that requires an agent to navigate in real-world environments by understanding natural language instructions and visual information received in real-time. Prior works have…

Robotics · Computer Science 2021-01-20 Ting Wang , Zongkai Wu , Donglin Wang

In the Vision-and-Language Navigation task, the embodied agent follows linguistic instructions and navigates to a specific goal. It is important in many practical scenarios and has attracted extensive attention from both computer vision and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-27 Sinan Tan , Mengmeng Ge , Di Guo , Huaping Liu , Fuchun Sun

Mapless navigation has emerged as a promising approach for enabling autonomous robots to navigate in environments where pre-existing maps may be inaccurate, outdated, or unavailable. In this work, we propose an image-based local…

Robotics · Computer Science 2023-10-24 Durgakant Pushp , Zheng Chen , Chaomin Luo , Jason M. Gregory , Lantao Liu

We propose a learning-based navigation system for reaching visually indicated goals and demonstrate this system on a real mobile robot platform. Learning provides an appealing alternative to conventional methods for robotic navigation:…

Robotics · Computer Science 2022-10-11 Dhruv Shah , Benjamin Eysenbach , Gregory Kahn , Nicholas Rhinehart , Sergey Levine

Off-road traversability segmentation enables autonomous navigation with applications in search-and-rescue, military operations, wildlife exploration, and agriculture. Current frameworks struggle due to significant variations in unstructured…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Sattwik Sahu , Agamdeep Singh , Karthik Nambiar , Srikanth Saripalli , P. B. Sujit

Vision-and-Language Navigation in Continuous Environments (VLN-CE), which links language instructions to perception and control in the real world, is a core capability of embodied robots. Recently, large-scale pretrained foundation models…

Robotics · Computer Science 2025-09-16 Yunheng Wang , Yuetong Fang , Taowen Wang , Yixiao Feng , Yawen Tan , Shuning Zhang , Peiran Liu , Yiding Ji , Renjing Xu

3D lane detection from monocular images is a fundamental yet challenging task in autonomous driving. Recent advances primarily rely on structural 3D surrogates (e.g., bird's eye view) built from front-view image features and camera…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Yueru Luo , Chaoda Zheng , Xu Yan , Tang Kun , Chao Zheng , Shuguang Cui , Zhen Li

Monocular 3D Visual Grounding (Mono3DVG) is an emerging task that locates 3D objects in RGB images using text descriptions with geometric cues. However, existing methods face two key limitations. Firstly, they often over-rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Yuzhen Li , Min Liu , Zhaoyang Li , Yuan Bian , Xueping Wang , Erbo Zhai , Yaonan Wang

Zero-shot object navigation (ZSON) in unseen environments remains a challenging problem for household robots, requiring strong perceptual understanding and decision-making capabilities. While recent methods leverage metric maps and Large…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Qunchao Jin , Yilin Wu , Changhao Chen

This paper addresses the problem of navigation using only relative direction measurements (i.e., relative distances are unknown) under field of view constraints. We present a novel navigation vector field for the bearing-based visual homing…

Systems and Control · Electrical Eng. & Systems 2021-01-06 Arman Karimian , Roberto Tron

Recently, learning-based robotic navigation systems have gained extensive research attention and made significant progress. However, the diversity of open-world scenarios poses a major challenge for the generalization of such systems to…

Robotics · Computer Science 2025-04-17 Xingwu Ji , Haochen Niu , Dexin Duan , Rendong Ying , Fei Wen , Peilin Liu

3D visual grounding (3DVG) identifies objects in 3D scenes from language descriptions. Existing zero-shot approaches leverage 2D vision-language models (VLMs) by converting 3D spatial information (SI) into forms amenable to VLM processing,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Yuanyuan Liu , Haiyang Mei , Dongyang Zhan , Jiayue Zhao , Dongsheng Zhou , Bo Dong , Xin Yang

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

We present LGX (Language-guided Exploration), a novel algorithm for Language-Driven Zero-Shot Object Goal Navigation (L-ZSON), where an embodied agent navigates to a uniquely described target object in a previously unseen environment. Our…

Robotics · Computer Science 2024-04-16 Vishnu Sashank Dorbala , James F. Mullen , Dinesh Manocha

Simultaneous Localization And Mapping (SLAM) is a fundamental problem in mobile robotics. While sparse point-based SLAM methods provide accurate camera localization, the generated maps lack semantic information. On the other hand, state of…

Robotics · Computer Science 2019-03-07 Mehdi Hosseinzadeh , Kejie Li , Yasir Latif , Ian Reid

Recent automotive vision work has focused almost exclusively on processing forward-facing cameras. However, future autonomous vehicles will not be viable without a more comprehensive surround sensing, akin to a human driver, as can be…

Computer Vision and Pattern Recognition · Computer Science 2018-08-21 Grégoire Payen de La Garanderie , Amir Atapour Abarghouei , Toby P. Breckon

Grounding large language models (LLMs) in domain-specific tasks like post-hoc dash-cam driving video analysis is challenging due to their general-purpose training and lack of structured inductive biases. As vision is often the sole modality…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Manyi Yao , Bingbing Zhuang , Sparsh Garg , Amit Roy-Chowdhury , Christian Shelton , Manmohan Chandraker , Abhishek Aich

Target-driven visual navigation is a challenging problem that requires a robot to find the goal using only visual inputs. Many researchers have demonstrated promising results using deep reinforcement learning (deep RL) on various robotic…

Robotics · Computer Science 2021-06-08 Qian Luo , Maks Sorokin , Sehoon Ha