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Related papers: Semantic Environment Atlas for Object-Goal Navigat…

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This paper presents an architecture and methodology to empower a service robot to navigate an indoor environment with semantic decision making, given RGB ego view. This method leverages the knowledge of robot's actuation capability and that…

Robotics · Computer Science 2022-10-24 Snehasis Banerjee , Brojeshwar Bhowmick , Ruddra Dev Roychoudhury

Autonomous navigation in unfamiliar environments often relies on geometric mapping and planning strategies that overlook rich semantic cues such as signs, room numbers, and textual labels. We propose a novel semantic navigation framework…

Robotics · Computer Science 2026-01-13 Jing Cao , Nishanth Kumar , Aidan Curtis

We study the task of embodied visual active learning, where an agent is set to explore a 3d environment with the goal to acquire visual scene understanding by actively selecting views for which to request annotation. While accurate on some…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 David Nilsson , Aleksis Pirinen , Erik Gärtner , Cristian Sminchisescu

This paper focuses on visual semantic navigation, the task of producing actions for an active agent to navigate to a specified target object category in an unknown environment. To complete this task, the algorithm should simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Yiqing Liang , Boyuan Chen , Shuran Song

We revisit the one- and two-stage detector distillation tasks and present a simple and efficient semantic-aware framework to fill the gap between them. We address the pixel-level imbalance problem by designing the category anchor to produce…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Yixin Chen , Zhuotao Tian , Pengguang Chen , Shu Liu , Jiaya Jia

Understanding the geometric and semantic structure of environments is essential for embodied navigation and reasoning. Existing semantic mapping methods trade off between explicit geometry and multi-scale semantics, and lack a native…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Sixian Zhang , Yiyao Wang , Xinhang Song , Keming Zhang , Zijian Xu , Shuqiang Jiang

Finding an object of a specific class in an unseen environment remains an unsolved navigation problem. Hence, we propose a hierarchical learning-based method for object navigation. The top-level is capable of high-level planning, and…

Artificial Intelligence · Computer Science 2022-11-17 Matthias Hutsebaut-Buysse , Kevin Mets , Tom De Schepper , Steven Latré

Robust visual localization for urban vehicles remains challenging and unsolved. The limitation of computation efficiency and memory size has made it harder for large-scale applications. Since semantic information serves as a stable and…

Robotics · Computer Science 2020-10-14 Ziwei Liao , Jieqi Shi , Xianyu Qi , Xiaoyu Zhang , Wei Wang , Yijia He , Ran Wei , Xiao Liu

Visual Navigation is a core task in Embodied AI, enabling agents to navigate complex environments toward given objectives. Across diverse settings within Navigation tasks, many necessitate the modelling of sequential data accumulated from…

Artificial Intelligence · Computer Science 2025-06-19 Ruoyu Wang , Xinshu Li , Chen Wang , Lina Yao

Images are a convenient way to specify which particular object instance an embodied agent should navigate to. Solving this task requires semantic visual reasoning and exploration of unknown environments. We present a system that can perform…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Jacob Krantz , Theophile Gervet , Karmesh Yadav , Austin Wang , Chris Paxton , Roozbeh Mottaghi , Dhruv Batra , Jitendra Malik , Stefan Lee , Devendra Singh Chaplot

We aim for mobile robots to function in a variety of common human environments. Such robots need to be able to reason about the locations of previously unseen target objects. Landmark objects can help this reasoning by narrowing down the…

Robotics · Computer Science 2020-06-22 Zhen Zeng , Adrian Röfer , Odest Chadwicke Jenkins

Visible and Infrared Image Fusion (VIF) has garnered significant interest across a wide range of high-level vision tasks, such as object detection and semantic segmentation. However, the evaluation of VIF methods remains challenging due to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Dayan Guan , Yixuan Wu , Tianzhu Liu , Alex C. Kot , Yanfeng Gu

In this work, we demonstrate yet another approach to tackle the amodal segmentation problem. Specifically, we first introduce a new representation, namely a semantics-aware distance map (sem-dist map), to serve as our target for amodal…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Ziheng Zhang , Anpei Chen , Ling Xie , Jingyi Yu , Shenghua Gao

Recent work has presented embodied agents that can navigate to point-goal targets in novel indoor environments with near-perfect accuracy. However, these agents are equipped with idealized sensors for localization and take deterministic…

Computer Vision and Pattern Recognition · Computer Science 2020-09-08 Samyak Datta , Oleksandr Maksymets , Judy Hoffman , Stefan Lee , Dhruv Batra , Devi Parikh

Building deep reinforcement learning agents that can generalize and adapt to unseen environments remains a fundamental challenge for AI. This paper describes progresses on this challenge in the context of man-made environments, which are…

Machine Learning · Computer Science 2018-10-01 Yi Wu , Yuxin Wu , Aviv Tamar , Stuart Russell , Georgia Gkioxari , Yuandong Tian

Object Goal Navigation requires a robot to find and navigate to an instance of a target object class in a previously unseen environment. Our framework incrementally builds a semantic map of the environment over time, and then repeatedly…

Recent advancements in Large Language Models (LLMs) have greatly enhanced natural language understanding and content generation. However, these models primarily operate in disembodied digital environments and lack interaction with the…

Systems and Control · Electrical Eng. & Systems 2025-10-21 Wenbing Tang , Meilin Zhu , Fenghua Wu , Yang Liu

Although large language models (LLMs) have advanced rapidly, robust automation of complex software workflows remains an open problem. In long-horizon settings, agents frequently suffer from cascading errors and environmental stochasticity;…

Artificial Intelligence · Computer Science 2026-03-30 Yenchia Feng , Chirag Sharma , Karime Maamari

Prior work has primarily formulated CA-HAR as a multi-label classification problem, where model inputs are time-series sensor data and target labels are binary encodings representing whether a given activity or context occurs. These CA-HAR…

Machine Learning · Computer Science 2025-04-11 Wen Ge , Guanyi Mou , Emmanuel O. Agu , Kyumin Lee

Object Simultaneous Localization and Mapping (SLAM) systems struggle to correctly associate semantically similar objects in close proximity, especially in cluttered indoor environments and when scenes change. We present Semantic Enhancement…

Robotics · Computer Science 2025-06-18 Jungseok Hong , Ran Choi , John J. Leonard