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A robust, resource-efficient, distributed, and minimally parameterized 3D map matching and merging algorithm is proposed. The suggested algorithm utilizes tomographic features from 2D projections of horizontal cross-sections of…

Robotics · Computer Science 2024-07-01 Halil Utku Unlu , Anthony Tzes , Prashanth Krishnamurthy , Farshad Khorrami

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

While humans can successfully navigate using abstractions, ignoring details that are irrelevant to the task at hand, most existing robotic applications require the maintenance of a detailed environment representation which consumes a…

Robotics · Computer Science 2024-10-10 Zili Wang , Christopher Allum , Sean B. Andersson , Roberto Tron

Exploration and mapping of unknown environments is a fundamental task in applications for autonomous robots. In this article, we present a complete framework for deploying MAVs in autonomous exploration missions in unknown subterranean…

Robots require a semantic understanding of their surroundings to operate in an efficient and explainable way in human environments. In the literature, there has been an extensive focus on object labeling and exhaustive scene graph…

Robotics · Computer Science 2024-04-16 Roberto Bigazzi , Lorenzo Baraldi , Shreyas Kousik , Rita Cucchiara , Marco Pavone

Localization is an essential task for mobile autonomous robotic systems that want to use pre-existing maps or create new ones in the context of SLAM. Today, many robotic platforms are equipped with high-accuracy 3D LiDAR sensors, which…

We introduce SENT-Map, a semantically enhanced topological map for representing indoor environments, designed to support autonomous navigation and manipulation by leveraging advancements in foundational models (FMs). Through representing…

Robotics · Computer Science 2025-11-06 Raj Surya Rajendran Kathirvel , Zach A Chavis , Stephen J. Guy , Karthik Desingh

Exploration of unknown environments is a fundamental problem in robotics and an essential component in numerous applications of autonomous systems. A major challenge in exploring unknown environments is that the robot has to plan with the…

In this paper, we propose an integrated framework for the autonomous robotic exploration in indoor environments. Specially, we present a hybrid map, named Semantic Road Map (SRM), to represent the topological structure of the explored…

Robotics · Computer Science 2018-12-27 Chaoqun Wang , Delong Zhu , Teng Li , Max Q. -H. Meng , Clarence De. Silva

In this paper, we present a simultaneous exploration and object search framework for the application of autonomous trolley collection. For environment representation, a task-oriented environment partitioning algorithm is presented to…

Robotics · Computer Science 2023-09-21 Junjie Gao , Peijia Xie , Xuheng Gao , Zhirui Sun , Jiankun Wang , Max Q. -H. Meng

In this article, we propose a novel navigation framework that leverages a two layered graph representation of the environment for efficient large-scale exploration, while it integrates a novel uncertainty awareness scheme to handle dynamic…

Robotics · Computer Science 2024-02-07 Akash Patel , Mario A V Saucedo , Christoforos Kanellakis , George Nikolakopoulos

Autonomous exploration is a widely studied fundamental application in the field of quadrotors, which requires them to automatically explore unknown space to obtain complete information about the environment. The frontier-based method, which…

Robotics · Computer Science 2024-02-27 Tong Zhang , Jiajie Yu , Jiaqi Li , Minghui Pang

Limited by the computational efficiency and accuracy, generating complex 3D scenes remains a challenging problem for existing generation networks. In this work, we propose DepthGAN, a novel method of generating depth maps with only semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Yidi Li , Yiqun Wang , Zhengda Lu , Jun Xiao

Autonomous exploration is a fundamental problem for various applications of unmanned aerial vehicles (UAVs). Recently, LiDAR-based exploration has gained significant attention due to its ability to generate high-precision point cloud maps…

Robotics · Computer Science 2025-04-03 Shuang Geng , Zelin Ning , Fu Zhang , Boyu Zhou

Exploring an unknown environment without colliding with obstacles is one of the essentials of autonomous vehicles to perform diverse missions such as structural inspections, rescues, deliveries, and so forth. Therefore, unmanned aerial…

Robotics · Computer Science 2021-08-06 Eungchang Mason Lee , Junho Choi , Hyungtae Lim , Hyun Myung

We propose an efficient and scalable method for incrementally building a dense, semantically annotated 3D map in real-time. The proposed method assigns class probabilities to each region, not each element (e.g., surfel and voxel), of the 3D…

Computer Vision and Pattern Recognition · Computer Science 2018-03-08 Yoshikatsu Nakajima , Keisuke Tateno , Federico Tombari , Hideo Saito

Representing a scanned map of the real environment as a topological structure is an important research in robotics. %is currently an important research. Since topological representations of maps save a huge amount of map storage space and…

Robotics · Computer Science 2018-11-15 Jiawei Hou , Yijun Yuan , Sören Schwertfeger

Airborne magnetic data are commonly used to produce preliminary geological maps. Machine learning has the potential to partly fulfill this task rapidly and objectively, as geological mapping is comparable to a semantic segmentation problem.…

Representing a scanned map of the real environment as a topological structure is an important research topic in robotics. Since topological representations of maps save a huge amount of map storage space and online computing time, they are…

Robotics · Computer Science 2019-10-03 Jiawei Hou , Yijun Yuan , Sören Schwertfeger

3D situational awareness is critical for any autonomous system. However, when operating underwater, environmental conditions often dictate the use of acoustic sensors. These acoustic sensors are plagued by high noise and a lack of 3D…

Robotics · Computer Science 2024-12-06 John McConnell , Ivana Collado-Gonzalez , Paul Szenher , Brendan Englot