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Related papers: ON as ALC: Active Loop Closing Object Goal Navigat…

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Object detection (OD), a crucial vision task, remains challenged by the lack of large training datasets with precise object localization labels. In this work, we propose ALWOD, a new framework that addresses this problem by fusing active…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Yuting Wang , Velibor Ilic , Jiatong Li , Branislav Kisacanin , Vladimir Pavlovic

Training-free Vision-Language Navigation (VLN) agents powered by foundation models can follow instructions and explore 3D environments. However, existing approaches rely on greedy frontier selection and passive spatial memory, leading to…

Robotics · Computer Science 2026-04-03 Xueying Li , Feng Lyu , Hao Wu , Mingliu Liu , Jia-Nan Liu , Guozi Liu

Robust obstacle avoidance is one of the critical steps for successful goal-driven indoor navigation tasks.Due to the obstacle missing in the visual image and the possible missed detection issue, visual image-based obstacle avoidance…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Wei Xie , Haobo Jiang , Shuo Gu , Jin Xie

This paper presents a Pre-Training Deep Reinforcement Learning(DRL) for avoidance navigation without map for mobile robots which map raw sensor data to control variable and navigate in an unknown environment. The efficient offline training…

Robotics · Computer Science 2023-08-04 Yang Wenkai Ji Ruihang Zhang Yuxiang Lei Hao , Zhao Zijie

We present a novel approach for image-goal navigation, where an agent navigates with a goal image rather than accurate target information, which is more challenging. Our goal is to decouple the learning of navigation goal planning,…

Robotics · Computer Science 2022-02-23 Qiaoyun Wu , Jun Wang , Jing Liang , Xiaoxi Gong , Dinesh Manocha

Vision-and-Language Navigation (VLN) aims to navigate to the target location by following a given instruction. Unlike existing methods focused on predicting a more accurate action at each step in navigation, in this paper, we make the first…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Chongyang Zhao , Yuankai Qi , Qi Wu

A long-term goal of AI research is to build intelligent agents that can communicate with humans in natural language, perceive the environment, and perform real-world tasks. Vision-and-Language Navigation (VLN) is a fundamental and…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jing Gu , Eliana Stefani , Qi Wu , Jesse Thomason , Xin Eric Wang

Zero-shot object-goal navigation (ZSON) is a challenging problem in robotics that requires a comprehensive understanding of both language and visual observations. Contextual cues from rooms and objects are critical, but their relative…

Robotics · Computer Science 2026-05-20 Taeyun Kim , Alvin Jinsung Choi , Dasol Hong , Hyun Myung

We consider the task of active geo-localization (AGL) in which an agent uses a sequence of visual cues observed during aerial navigation to find a target specified through multiple possible modalities. This could emulate a UAV involved in a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Anindya Sarkar , Srikumar Sastry , Aleksis Pirinen , Chongjie Zhang , Nathan Jacobs , Yevgeniy Vorobeychik

Vision-Language Navigation (VLN) is a challenging task which requires an agent to align complex visual observations to language instructions to reach the goal position. Most existing VLN agents directly learn to align the raw directional…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Bingqian Lin , Yi Zhu , Xiaodan Liang , Liang Lin , Jianzhuang Liu

Vision-and-Language Navigation (VLN) is shifting from rigid, step-by-step instruction following toward open-vocabulary, goal-oriented autonomy. Achieving this transition without exhaustive routing prompts requires agents to leverage…

Robotics · Computer Science 2026-03-20 Zihui Yu , Pingcong Li , Bichi Zhang , Sören Schwertfeger

In embodied vision, Goal-Oriented Navigation (GON) requires robots to locate a specific goal within an unexplored environment. The primary challenge of GON arises from the need to construct a Bird's-Eye-View (BEV) map to understand the…

Robotics · Computer Science 2026-05-08 Zhixuan Shen , Yijie Zeng , Shengxiang Luo , Tianrui Li , Haonan Luo

Embodied navigation presents a core challenge for intelligent robots, requiring the comprehension of visual environments, natural language instructions, and autonomous exploration. Existing models often fall short in offering a unified…

Robotics · Computer Science 2026-01-08 Xinda Xue , Junjun Hu , Minghua Luo , Shichao Xie , Jintao Chen , Zixun Xie , Kuichen Quan , Wei Guo , Mu Xu , Zedong Chu

Several planners have been proposed to compute robot paths that reach desired goal regions while avoiding obstacles. However, these methods fail when all pathways to the goal are blocked. In such cases, the robot must reason about how to…

Robotics · Computer Science 2025-10-17 Yuqing Zhang , Yiannis Kantaros

Existing Vision-Language models (VLMs) estimate either long-term trajectory waypoints or a set of control actions as a reactive solution for closed-loop planning based on their rich scene comprehension. However, these estimations are coarse…

Robotics · Computer Science 2024-04-01 Pranjal Paul , Anant Garg , Tushar Choudhary , Arun Kumar Singh , K. Madhava Krishna

State-of-the-art approaches to ObjectGoal navigation rely on reinforcement learning and typically require significant computational resources and time for learning. We propose Potential functions for ObjectGoal Navigation with…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Santhosh Kumar Ramakrishnan , Devendra Singh Chaplot , Ziad Al-Halah , Jitendra Malik , Kristen Grauman

The capability to efficiently search for objects in complex environments is fundamental for many real-world robot applications. Recent advances in open-vocabulary vision models have resulted in semantically-informed object navigation…

Robotics · Computer Science 2025-03-04 Finn Lukas Busch , Timon Homberger , Jesús Ortega-Peimbert , Quantao Yang , Olov Andersson

In autonomous robotics, a significant challenge involves devising robust solutions for Active Collaborative SLAM (AC-SLAM). This process requires multiple robots to cooperatively explore and map an unknown environment by intelligently…

Robotics · Computer Science 2024-09-10 Muhammad Farhan Ahmed , Vincent Frémont , Isabelle Fantoni

Most existing methods for motion planning of mobile robots involve generating collision-free trajectories. However, these methods focusing solely on contact avoidance may limit the robots' locomotion and can not be applied to tasks where…

Robotics · Computer Science 2025-02-06 Haokun Wang , Qianhao Wang , Fei Gao , Shaojie Shen

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