Results 21 to 30 of about 3,464 (263)

ASSESMENT OF THE INFLUENCE OF UAV IMAGE QUALITY ON THE ORTHOPHOTO PRODUCTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Over the past years a noticeable increase of interest in using Unmanned Aerial Vehicles (UAV) for acquiring low altitude images has been observed. This method creates new possibilities of using geodata captured from low altitudes to generate large scale ...
D. Wierzbicki   +2 more
doaj   +1 more source

AUTOMATIC COARSE CO-REGISTRATION OF POINT CLOUDS FROM DIVERSE SCAN GEOMETRIES: A TEST OF DETECTORS AND DESCRIPTORS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Point clouds are collected nowadays from a plethora of sensors, some having higher accuracies and higher costs, some having lower accuracies but also lower costs.
F. Pirotti   +7 more
doaj   +1 more source

FINDING A GOOD FEATURE DETECTOR-DESCRIPTOR COMBINATION FOR THE 2D KEYPOINT-BASED REGISTRATION OF TLS POINT CLOUDS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
The automatic and accurate registration of terrestrial laser scanning (TLS) data is a topic of great interest in the domains of city modeling, construction surveying or cultural heritage.
S. Urban, M. Weinmann
doaj   +1 more source

Long-Periodic Analysis of Boresight Misalignment of Ziyuan3-01 Three-Line Camera

open access: yesRemote Sensing, 2022
The Ziyuan3-01 (ZY3-01) satellite is China’s first civilian stereo surveying and mapping satellite to meet the 1:50,000 scale mapping requirements, and has been operated in orbit for 10 years.
Xiaoyong Zhu   +5 more
doaj   +1 more source

A Career Path Framework for Quantity Surveyors in Nigeria Private Practice

open access: yesJournal of Construction Business and Management, 2018
In a typical organization, career path helps employees to understand what is expected of them based on the positions they occupied. This also allows them to participate in managing their career progress.
Joshua Oluwasuji Dada
doaj   +1 more source

ACCURACY ASSESSMENT OF A UAV-BASED LANDSLIDE MONITORING SYSTEM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Landslides are hazardous events with often disastrous consequences. Monitoring landslides with observations of high spatio-temporal resolution can help mitigate such hazards. Mini unmanned aerial vehicles (UAVs) complemented by structure-from-motion (SfM)
M. V. Peppa   +4 more
doaj   +1 more source

Robust Facial Expression Recognition Using an Evolutionary Algorithm with a Deep Learning Model

open access: yesApplied Sciences, 2022
The most important component that can express a person’s mental condition is facial expressions. A human can communicate around 55% of information non-verbally and the remaining 45% audibly.
Mayuri Arul Vinayakam Rajasimman   +4 more
doaj   +1 more source

THE XII CENTURY TOWERS, A BENCHMARK OF THE ROME COUNTRYSIDE ALMOST CANCELLED: THE SAFEGUARD PLAN BY LOW COST UAV AND TERRESTRIAL DSM PHOTOGRAMMETRY SURVEYING AND 3D WEB GIS APPLICATIONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
“Giving a bird-fly look at the Rome countryside, throughout the Middle Age central period, it would show as if the multiple city towers has been widely spread around the territory” on a radial range of maximum thirty kilometers far from the Capitol Hill
L. Barelli, P. Paolini, G. Forti
doaj   +1 more source

Field research of total stations

open access: yesRUDN Journal of Agronomy and Animal Industries, 2017
This article presents the results of field research of two total stations (the park of geodetic instruments of the experimentally-technological laboratory of remote sensing and land resources monitoring of the Agrarian Technological Institute of the RUDN
I A Kevorkov   +4 more
doaj   +1 more source

Object Tracking and Geo-Localization from Street Images

open access: yesRemote Sensing, 2022
Object geo-localization from images is crucial to many applications such as land surveying, self-driving, and asset management. Current visual object geo-localization algorithms suffer from hardware limitations and impractical assumptions limiting their ...
Daniel Wilson   +5 more
doaj   +1 more source

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