Results 21 to 30 of about 29,990 (218)

FILLING GAPS BETWEEN MESHES OF TREE CROWN AND TREE TRUNK BASED ON BOUNDARY CONSTRAINTS AND COORDINATE PROJECTION FOR 3D TREE MODELLING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
In order to reconstruct high-quality 3D tree models, trunks and crowns could be reconstructed using appropriate methods separately and merged together.
W. X. Wang   +6 more
doaj   +1 more source

Dually nanocoated planar waveguides towards multi-parameter sensing

open access: yesScientific Reports, 2021
The incidence of light on the edge of a glass coverslip for a microscope slide, deposited with a thin film on both faces, permits exciting two resonances in each polarisation state of the input light, TE and TM.
Ismel Dominguez   +4 more
doaj   +1 more source

Examination of Determinants and Predictive Modeling of Artificially Frozen Soil Strength Utilizing the XGBoost Algorithm

open access: yesApplied Sciences, 2023
A freezing method is usually employed in the construction of metro links. Unconfined compressive strength (UCS) is a pivotal mechanical parameter in freezing design.
Chenguang Wang   +3 more
doaj   +1 more source

GENERATING LIGHTWEIGHT BUILDING MODELS WITH PRESERVED STRUCTURAL FEATURES FROM NOISY 3D MESHES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Obtaining building instance models directly through photogrammetry and other means results in high polygon counts and structural detail levels. Therefore, it is an important challenge to preserve the features of instant building models and generate ...
R. Z. Guo   +5 more
doaj   +1 more source

A Deep Learning Framework for Video-Based Vehicle Counting

open access: yesFrontiers in Physics, 2022
Traffic surveillance can be used to monitor and collect the traffic condition data of road networks, which plays an important role in a wide range of applications in intelligent transportation systems (ITSs). Accurately and rapidly detecting and counting
Haojia Lin   +9 more
doaj   +1 more source

Thermoelectric Generator with Passive Biphasic Thermosyphon Heat Exchanger for Waste Heat Recovery: Design and Experimentation

open access: yesEnergies, 2021
One of the measures to fight against the current energy situation and reduce the energy consumption at an industrial process is to recover waste heat and transform it into electric power.
Miguel Araiz   +4 more
doaj   +1 more source

Characteristics of Relative Spatiotemporal Efficiency of Urban Public Transit Based on Real-Time Road Conditions

open access: yesRedai dili, 2023
The travel efficiency of public transportation is a key indicator for judging whether the quality of public transportation has developed compared with other modes of transportation, especially private vehicles.
Xu Caiwei   +4 more
doaj   +1 more source

Experimental Evidence of the Viability of Thermoelectric Generators to Power Volcanic Monitoring Stations

open access: yesSensors, 2020
Although there is an important lack of commercial thermoelectric applications mainly due to their low efficiency, there exist some cases in which thermoelectric generators are the best option thanks to their well-known advantages, such as reliability ...
Leyre Catalan   +5 more
doaj   +1 more source

INDOOR SCENE REGISTRATION BASED ON SIAMESE NETWORK AND POINTNET [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
This paper presents a deep learning feature-based method for registration of indoor mobile LiDAR data. Our method is to input point cloud directly, which is more robust to noise than traditional algorithms. The proposed method involves three steps.
Z. Zhang   +7 more
doaj   +1 more source

A MULTI-SCALE POINT CLOUDS SEGMENTATION METHOD FOR URBAN SCENE CLASSIFICATION USING REGION GROWING BASED ON MULTI-RESOLUTION SUPERVOXELS WITH ROBUST NEIGHBORHOOD [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Point clouds classification is the basis for 3D spatial information extraction and applications. The point-clusters-based methods are proved to be more efficient and accurate than the point-based methods, however, the precision of the classification is ...
J. Huang, L. Xie, W. Wang, X. Li, R. Guo
doaj   +1 more source

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