Present and future of slam in extreme environments: The darpa subt challenge

K Ebadi, L Bernreiter, H Biggie, G Catt… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This article surveys recent progress and discusses future opportunities for simultaneous
localization and map** (SLAM) in extreme underground environments. SLAM in …

[HTML][HTML] Multimodality robotic systems: Integrated combined legged-aerial mobility for subterranean search-and-rescue

B Lindqvist, S Karlsson, A Koval, I Tevetzidis… - Robotics and …, 2022 - Elsevier
This work presents a field-hardened autonomous multimodal legged-aerial robotic system
for subterranean exploration, extending a legged robot to be the carrier of an aerial platform …

UAVs beneath the surface: Cooperative autonomy for subterranean search and rescue in DARPA SubT

M Petrlik, P Petracek, V Kratky, T Musil… - arxiv preprint arxiv …, 2022 - arxiv.org
This paper presents a novel approach for autonomous cooperating UAVs in search and
rescue operations in subterranean domains with complex topology. The proposed system …

A Tree-based Next-best-trajectory Method for 3D UAV Exploration

B Lindqvist, A Patel, K Löfgren… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This work presents a fully integrated tree-based combined exploration-planning algorithm:
exploration-rapidly-exploring random trees (RRT)(ERRT). The algorithm is focused on …

Frame: Fast and robust autonomous 3d point cloud map-merging for egocentric multi-robot exploration

N Stathoulopoulos, A Koval… - … on robotics and …, 2023 - ieeexplore.ieee.org
This article presents a 3D point cloud map-merging framework for egocentric heterogeneous
multi-robot exploration, based on overlap detection and alignment, that is independent of a …

[HTML][HTML] 3DEG: Data-Driven Descriptor Extraction for Global re-localization in subterranean environments

N Stathoulopoulos, A Koval… - Expert Systems with …, 2024 - Elsevier
Localization algorithms that rely on 3D LiDAR scanners often encounter temporary failures
due to various factors, such as sensor faults, dust particles, or drifting. These failures can …

Communication-Aware Control of Large Data Transmissions via Centralized Cognition and 5G Networks for Multi-Robot Map merging

G Damigos, N Stathoulopoulos, A Koval… - Journal of Intelligent & …, 2024 - Springer
Multiple modern robotic applications benefit from centralized cognition and processing
schemes. However, modern equipped robotic platforms can output a large amount of data …

Towards Visual Inspection of Distributed and Irregular Structures: A Unified Autonomy Approach

VK Viswanathan, B Lindqvist, SG Satpute… - Journal of Intelligent & …, 2023 - Springer
This paper highlights the significance of maintaining and enhancing situational awareness
in Urban Search and Rescue (USAR) missions. It focuses specifically on investigating the …