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We present a filtering-based method for semantic mapping to simultaneously detect objects and localize their 6 degree-of-freedom pose. For our method, called Contextual Temporal Mapping (or CT-Map), we represent the semantic map as a belief…

Robotics · Computer Science 2018-10-30 Zhen Zeng , Yunwen Zhou , Odest Chadwicke Jenkins , Karthik Desingh

The increasing demand for efficient last-mile delivery in smart logistics underscores the role of autonomous robots in enhancing operational efficiency and reducing costs. Traditional navigation methods, which depend on high-precision maps,…

Robotics · Computer Science 2025-02-14 Junhui Wang , Dongjie Huo , Zehui Xu , Yongliang Shi , Yimin Yan , Yuanxin Wang , Chao Gao , Yan Qiao , Guyue Zhou

The ability to autonomously navigate in unknown environments is important for mobile robots. The map is the core component to achieve this. Most map representations rely on drift-free state estimation and provide a global metric map to…

Robotics · Computer Science 2021-09-21 Xuecheng Xu , Cheng Wang , Yue Wang , Rong Xiong

Traditional approaches for active mapping focus on building geometric maps. For most real-world applications, however, actionable information is related to semantically meaningful objects in the environment. We propose an approach to the…

Robotics · Computer Science 2023-08-15 Xu Liu , Ankit Prabhu , Fernando Cladera , Ian D. Miller , Lifeng Zhou , Camillo J. Taylor , Vijay Kumar

This paper contributes a novel strategy for semantics-aware autonomous exploration and inspection path planning. Attuned to the fact that environments that need to be explored often involve a sparse set of semantic entities of particular…

Robotics · Computer Science 2023-03-14 Mihir Dharmadhikari , Kostas Alexis

Mapping and localization are two essential tasks for mobile robots in real-world applications. However, largescale and dynamic scenes challenge the accuracy and robustness of most current mature solutions. This situation becomes even worse…

Robotics · Computer Science 2022-01-19 Fan Wang , Chaofan Zhang , Fulin Tang , Hongkui Jiang , Yihong Wu , Yong Liu

We address the problem of autonomous exploration and mapping for a mobile robot using visual inputs. Exploration and mapping is a well-known and key problem in robotics, the goal of which is to enable a robot to explore a new environment…

Robotics · Computer Science 2019-01-16 Xiangyang Zhi , Xuming He , Sören Schwertfeger

Semantic maps are fundamental for robotics tasks such as navigation and manipulation. They also enable yield prediction and phenotyping in agricultural settings. In this paper, we introduce an efficient and scalable approach for active…

This paper addresses semantic planning problems in unknown environments under perceptual uncertainty. The environment contains multiple unknown semantically labeled regions or objects, and the robot must reach desired locations while…

A key challenge in robot manipulation lies in developing policy models with strong spatial understanding, the ability to reason about 3D geometry, object relations, and robot embodiment. Existing methods often fall short: 3D point cloud…

Robotics · Computer Science 2025-09-25 Xuewu Lin , Tianwei Lin , Lichao Huang , Hongyu Xie , Yiwei Jin , Keyu Li , Zhizhong Su

Semantic 3D mapping can be used for many applications such as robot navigation and virtual interaction. In recent years, there has been great progress in semantic segmentation and geometric 3D mapping. However, it is still challenging to…

Computer Vision and Pattern Recognition · Computer Science 2017-07-25 Shichao Yang , Yulan Huang , Sebastian Scherer

Sub-symbolic artificial intelligence methods dominate the fields of environment-type classification and Simultaneous Localisation and Mapping. However, a significant area overlooked within these fields is solution transparency for the…

Artificial Intelligence · Computer Science 2024-03-26 Brandon Curtis Colelough

Lane-topology prediction is a critical component of safe and reliable autonomous navigation. An accurate understanding of the road environment aids this task. We observe that this information often follows conventions encoded in natural…

Mainstream autonomous exploration methods usually perform excessively-repeated explorations for the same region, leading to long exploration time and exploration trajectory in complex scenes. To handle this issue, we propose a novel…

Robotics · Computer Science 2024-10-11 Jianfang Mao

Satellite communications can provide massive connections and seamless coverage, but they also face several challenges, such as rain attenuation, long propagation delays, and co-channel interference. To improve transmission efficiency and…

Signal Processing · Electrical Eng. & Systems 2024-10-27 Peiwen Jiang , Chao-Kai Wen , Xiao Li , Shi Jin , Geoffrey Ye Li

In this paper we focus on the challenging problem of place categorization and semantic mapping on a robot without environment-specific training. Motivated by their ongoing success in various visual recognition tasks, we build our system…

Transformer-based methods have achieved state-of-the-art performance in time series forecasting (TSF) by capturing positional and semantic topological relationships among input tokens. However, it remains unclear whether existing…

Artificial Intelligence · Computer Science 2025-10-27 Jianqi Zhang , Wenwen Qiang , Jingyao Wang , Jiahuan Zhou , Changwen Zheng , Hui Xiong

Navigating unseen environments from natural language instructions remains challenging for egocentric agents in Vision-and-Language Navigation (VLN). Humans naturally ground concrete semantic knowledge within spatial layouts during indoor…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Xuesong Zhang , Yunbo Xu , Jia Li , Ruonan Liu , Zhenzhen Hu

The growing deluge of scientific publications demands text analysis tools that can help scientists and policy-makers navigate, forecast and beneficially guide scientific research. Recent advances in natural language understanding driven by…

Computation and Language · Computer Science 2021-04-14 Brendan Chambers , James Evans

Enriching information of spectrum coverage, radiomap plays an important role in many wireless communication applications, such as resource allocation and network optimization. To enable real-time, distributed spectrum management,…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Yueling Zhou , Achintha Wijesinghe , Yue Wang , Songyang Zhang , Zhipeng Cai
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