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- research-articleJanuary 2025
A LiDAR-depth camera information fusion method for human robot collaboration environment
AbstractWith the evolution of human–robot collaboration in advanced manufacturing, multisensor integration has increasingly become a critical component for ensuring safety during human–robot interactions. Given the disparities in range scales, densities, ...
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Highlights- A method for sensor fusion in human–robot environment is proposed.
- A coarse localization algorithm is proposed to address point cloud scale differences.
- An improved FPFH algorithm based on overlap ratio for coarse registration.
- research-articleJanuary 2025
YUTO MMS: A comprehensive SLAM dataset for urban mobile mapping with tilted LiDAR and panoramic camera integration
International Journal of Robotics Research (RBRS), Volume 44, Issue 1Pages 3–21https://doi.org/10.1177/02783649241261079The York University Teledyne Optech (YUTO) Mobile Mapping System (MMS) Dataset, encompassing four sequences totaling 20.1 km, was thoroughly assembled through two data collection expeditions on August 12, 2020, and June 21, 2019. Acquisitions were ...
- research-articleDecember 2024
Synergizing LiDAR and Augmented Reality for precise real-time interior distance measurements for mobile devices: Synergizing LiDAR and Augmented Reality for precise real-time interior distance…
Machine Vision and Applications (MVAA), Volume 36, Issue 1https://doi.org/10.1007/s00138-024-01642-zAbstractThe emergence and widespread usage of mobile devices have revolutionized the field of Augmented Reality (AR), allowing the technology to grow rapidly, and attracting significant attention from different businesses such as e-commerce, healthcare, ...
- ArticleDecember 2024
FOTV-HQS: A Fractional-Order Total Variation Model for LiDAR Super-Resolution with Deep Unfolding Network
AbstractLiDAR super-resolution can improve the quality of point cloud data, which is critical for improving many downstream tasks such as object detection, identification, and tracking. Traditional LiDAR super-resolution models often struggle with issues ...
- research-articleDecember 2024
SFE-SLAM: an effective LiDAR SLAM based on step-by-step feature extraction: SFE-SLAM: an effective LiDAR SLAM based on step-by-step feature extraction
AbstractLiDAR Simultaneous Localization and Mapping (SLAM) plays a crucial role in intelligent robotics, finding extensive applications in autonomous driving and exploration. The traditional feature-based LiDAR SLAM holds a prominent position due to its ...
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- research-articleDecember 2024
αLiDAR: An Adaptive High-Resolution Panoramic LiDAR System
ACM MobiCom '24: Proceedings of the 30th Annual International Conference on Mobile Computing and NetworkingPages 1515–1529https://doi.org/10.1145/3636534.3690708LiDAR technology holds vast potential across various sectors, including robotics, autonomous driving, and urban planning. However, the performance of current LiDAR sensors is hindered by limited field of view (FOV), low resolution, and lack of flexible ...
- ArticleDecember 2024
Wavefront Neural Radiance Fields for Multi-depth Reconstruction
AbstractThis paper proposes a novel NeRF (Neural Radiance Fields), called WF-NeRF, for accurately recovering wavefront signals with multiple depth values. Although range sensors such as LiDARs typically return depth as scalars, the proposed method uses 1D ...
- ArticleNovember 2024
S2A-Attention for Multimodal 3D Semantic Segmentation Using LiDAR and Cameras in Autonomous Driving
PRICAI 2024: Trends in Artificial IntelligencePages 256–267https://doi.org/10.1007/978-981-96-0125-7_21AbstractAdding LiDAR for an autonomous driving system will complement the weaknesses of a camera-only solution and enhance its robustness. To fully exploit the multimodal advantage, existing works have proposed various multimodal fusion algorithms to ...
- research-articleNovember 2024
A cross-modal feature aggregation and enhancement network for hyperspectral and LiDAR joint classification
Expert Systems with Applications: An International Journal (EXWA), Volume 258, Issue Chttps://doi.org/10.1016/j.eswa.2024.125145AbstractAdvancements in Earth observation technologies have greatly enhanced the potential of integrating hyperspectral (HS) images with Light Detection and Ranging (LiDAR) data for land use and land cover classification. Despite this, most existing ...
Highlights- A newly Cross-modal feature aggregation is introduced for HS and LiDAR.
- Two feature aggregation strategies refine spatial location details.
- INNs feature enhancement is to preserve local contextual integrity.
- articleDecember 2024
A Novel Spatial Data Pipeline for Streaming Smart City Data
- Chase D. Carthen,
- Araam Zaremehrjardi,
- Scotty Strachan,
- Alireza Tavakkoli,
- Sergiu M. Dascalu,
- Vinh Dac Le,
- Carlos G. Cardillo,
- Frederick C. Harris, Jr.
International Journal of Software Innovation (IJSI), Volume 12, Issue 1Pages 1–15https://doi.org/10.4018/IJSI.359180Point cloud data from light detection and ranging (LiDAR) is often used for its spatial qualities, particularly in smart city projects involving vehicles and pedestrians. In this paper, the authors introduce a streaming and an on-demand pipeline for ...
- research-articleNovember 2024
Cross transformer for LiDAR-based loop closure detection
Machine Vision and Applications (MVAA), Volume 36, Issue 1https://doi.org/10.1007/s00138-024-01629-wAbstractLoop closure detection, also known as place recognition, a key component of simultaneous localization and mapping (SLAM) systems, aims to recognize previously visited locations and reduce the accumulated drift error caused by odometry. Current ...
- research-articleNovember 2024
Boosting Collaborative Vehicular Perception on the Edge with Vehicle-to-Vehicle Communication
- Ruiyang Zhu,
- Xiao Zhu,
- Anlan Zhang,
- Xumiao Zhang,
- Jiachen Sun,
- Feng Qian,
- Hang Qiu,
- Z. Morley Mao,
- Myungjin Lee
SenSys '24: Proceedings of the 22nd ACM Conference on Embedded Networked Sensor SystemsPages 141–154https://doi.org/10.1145/3666025.3699328Collaborative Vehicular Perception (CVP) enables connected and autonomous vehicles (CAVs) to cooperatively extend their views through wirelessly sharing their sensor data. Existing CVP systems employ either a vehicle-to-vehicle (V2V) or vehicle-to-...
- research-articleJanuary 2025
Technology progress in mechanical harvest of fresh market strawberries
Computers and Electronics in Agriculture (COEA), Volume 226, Issue Chttps://doi.org/10.1016/j.compag.2024.109468Graphical abstractDisplay Omitted
Highlights- Mechanically harvesting strawberries is challenging due to the labor intensity and susceptibility of the fruit to mechanical damage.
- A comprehensive review of recent progress in mechanical harvesting of fresh market strawberries was ...
This article reviews the research and development progress of mechanical harvesting technologies for fresh market strawberries in the past few decades, focusing on the main technologies such as cut-and-separate method, harvest-assist method, ...
- research-articleJanuary 2025
Boundary points guided 3D object detection for point clouds
Abstract3D object detection in LiDAR point clouds is crucial for computer vision tasks such as autonomous driving. The two-stage approach with point cloud completion achieves remarkable performance by generating semantic surface points for foreground ...
Highlights- Point cloud boundary information is complemented without the need for introduction additional data.
- A dual channel selection module is designed to fuse RoI grid point and RoI boundary point features.
- Using low-rank tensors to ...
- research-articleNovember 2024
MS23D: A 3D object detection method using multi-scale semantic feature points to construct 3D feature layer
AbstractLiDAR point clouds can effectively depict the motion and posture of objects in three-dimensional space. Many studies accomplish the 3D object detection by voxelizing point clouds. However, in autonomous driving scenarios, the sparsity and ...
- posterOctober 2024
RAIS: Towards A Robotic Mapping and Assessment Tool for Indoor Accessibility Using Commodity Hardware
ASSETS '24: Proceedings of the 26th International ACM SIGACCESS Conference on Computers and AccessibilityArticle No.: 86, Pages 1–5https://doi.org/10.1145/3663548.3688512Mapping, assessing, and creating personalized routes of indoor spaces for people with disabilities remains a grand challenge in accessibility research. Drawing on recent work in robotics as well as emergent work in smartphone-based mapping, we introduce ...
- research-articleOctober 2024
LILOC: Leveraging LiDARs for Accurate 3D Localization in Dynamic Indoor Environments
ACM Transactions on Internet of Things (TIOT), Volume 5, Issue 4Article No.: 23, Pages 1–33https://doi.org/10.1145/3695881We present LiLoc, a system for precise 3D localization and tracking of mobile IoT devices (e.g., robots) in indoor environments using multi-perspective LiDAR sensing. LiLoc stands out with two key differentiators. First, unlike traditional localization ...
- research-articleOctober 2024
Dynamic object detection using sparse LiDAR data for autonomous machine driving and road safety applications
Expert Systems with Applications: An International Journal (EXWA), Volume 255, Issue PBhttps://doi.org/10.1016/j.eswa.2024.124636Graphical abstractDisplay Omitted
AbstractLight Detection And Ranging (LiDAR) sensor offers solutions to extract real-time information of vehicle’s surroundings and can provide a new opportunity to improve the road safety related issues in mixed traffic conditions. This paper explores ...
- ArticleOctober 2024
LiDAR-Based All-Weather 3D Object Detection via Prompting and Distilling 4D Radar
AbstractLiDAR-based 3D object detection models show remarkable performance, however their effectiveness diminishes in adverse weather. On the other hand, 4D radar exhibits strengths in adverse weather but faces limitations in standalone use. While fusing ...