Results 21 to 30 of about 636,952 (296)

A simple technique for road surface modelling

open access: yesGeodesy and Cartography, 2016
Road surface survey is critical for road engineers to determine the needs of maintenance and rehabilitation for both network and project level study. This paper reviews the road surface survey methods, including image based, photogrammetric and stereo ...
Khalid l. A. El-Ashmawy
doaj   +1 more source

Classificazione OBIA automatica di elementi stradali acquisiti con laser scanner

open access: yesGEOmedia, 2021
This paper shows the results obtained by classifying point clouds from LiDAR using Object Based Image Analysis (OBIA) with Trimble's eCognition software.
Vera Costantini
doaj   +1 more source

Road Environment Semantic Segmentation with Deep Learning from MLS Point Cloud Data

open access: yesSensors, 2019
In the near future, the communication between autonomous cars will produce a network of sensors that will allow us to know the state of the roads in real time.
Jesús Balado   +3 more
doaj   +1 more source

Autonomous Vehicle Coordination with Wireless Sensor and Actuator Networks [PDF]

open access: yes, 2010
A coordinated team of mobile wireless sensor and actuator nodes can bring numerous benefits for various applications in the field of cooperative surveillance, mapping unknown areas, disaster management, automated highway and space exploration.
Bosch, Stephan   +4 more
core   +7 more sources

Geometric Characterization of Vines from 3D Point Clouds Obtained with Laser Scanner Systems

open access: yesRemote Sensing, 2019
The 3D digital characterization of vegetation is a growing practice in the agronomy sector. Precision agriculture is sustained, among other methods, by variables that remote sensing techniques can digitize.
Ana del-Campo-Sanchez   +3 more
doaj   +1 more source

On Optimal and Fair Service Allocation in Mobile Cloud Computing [PDF]

open access: yes, 2018
This paper studies the optimal and fair service allocation for a variety of mobile applications (single or group and collaborative mobile applications) in mobile cloud computing. We exploit the observation that using tiered clouds, i.e.
Mehrotra, Sharad   +3 more
core   +1 more source

Automated Recognition of Railroad Infrastructure in Rural Areas from LIDAR Data

open access: yesRemote Sensing, 2015
This study is aimed at developing automated methods to recognize railroad infrastructure from 3D LIDAR data. Railroad infrastructure includes rail tracks, contact cables, catenary cables, return current cables, masts, and cantilevers.
Mostafa Arastounia
doaj   +1 more source

Comparison of the Selected State-Of-The-Art 3D Indoor Scanning and Point Cloud Generation Methods

open access: yesRemote Sensing, 2017
Accurate three-dimensional (3D) data from indoor spaces are of high importance for various applications in construction, indoor navigation and real estate management.
Ville V. Lehtola   +14 more
doaj   +1 more source

Fast and Automatic Reconstruction of Semantically Rich 3D Indoor Maps from Low-quality RGB-D Sequences

open access: yesSensors, 2019
Semantically rich indoor models are increasingly used throughout a facility’s life cycle for different applications. With the decreasing price of 3D sensors, it is convenient to acquire point cloud data from consumer-level scanners.
Shengjun Tang   +9 more
doaj   +1 more source

Learning Matchable Image Transformations for Long-term Metric Visual Localization

open access: yes, 2022
Long-term metric self-localization is an essential capability of autonomous mobile robots, but remains challenging for vision-based systems due to appearance changes caused by lighting, weather, or seasonal variations.
Clement, Lee   +3 more
core   +1 more source

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