Results 41 to 50 of about 1,590 (229)

Accuracy comparison of satellite images using alternative ground control points (GCPs) through performing orthorectification

open access: yesSuid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie, 2017
No abstract available.
Ivan Henrico   +2 more
openaire   +3 more sources

Generation of a Digital Terrain Model (DTM) Fusioning WV-2 Images and RTK-derived Topobathymetric Data

open access: yesRevista Brasileira de Cartografia
Digital terrain models (DTMs) are digital elevation models (DEMs) that represent the bare ground surface. They are created by multiple sources, including satellite remote sensing, aerial photography, and ground-based surveys, and are often combined with
Elton Vicente Escobar Silva   +4 more
doaj   +1 more source

ANALISIS PENGARUH JUMLAH GCP (GROUND CONTROL POINT) TERHADAP AKURASI PETA ORTHOFOTO PADA JALAN YANG BERKARAKTER CURAM DENGAN TIKUNGAN TAJAM HASIL PEMOTRETAN UDARA METODE UAV-FOTOGRAMETRI

open access: yesJurnal Qua Teknika, 2023
Studi tentang pengaruh konfigurasi Ground Control Point (GCP)  terhadap akurasi peta orthofoto hasil pemotretan metode UAV-Fotogrametri telah banyak dilakukan. Akan tetapi penelitian-penelitian tersebut dilaksanakan dengan kondisi objek berupa area atau jalan yang relatif datar.
Helik Susilo   +2 more
openaire   +1 more source

An automatic high precision registration method between large area aerial images and aerial light detection and ranging data [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
The integration of digital aerial photogrammetry and Light Detetion And Ranging (LiDAR) is an inevitable trend in Surveying and Mapping field. We calculate the external orientation elements of images which identical with LiDAR coordinate to realize ...
Q. Du, D. Xie, Y. Sun
doaj   +1 more source

A SINGLE-PASS AIRBORNE INTERFEROMETRIC CALIBRATION METHOD RESEARCH FOR DEM MAPPING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
This paper presents a novel single-pass airborne interferometric calibration method with a limited Number GCPs for InSAR digital elevation model (DEM) mapping.
L. J. Lu, G. M. Huang
doaj   +1 more source

Camera Calibration for Coastal Monitoring Using Available Snapshot Images

open access: yesRemote Sensing, 2020
Joint intrinsic and extrinsic calibration from a single snapshot is a common requirement in coastal monitoring practice. This work analyzes the influence of different aspects, such as the distribution of Ground Control Points (GCPs) or the image ...
Gonzalo Simarro   +3 more
doaj   +1 more source

Adverse events in bedaquiline‐ and pretomanid‐based regimens for drug‐resistant tuberculosis from trial, implementation and pharmacovigilance studies

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract The availability of safety data, particularly concerning adverse events (AEs) associated with the new shorter regimen for drug‐resistant tuberculosis (TB) containing a bedaquiline–pretomanid‐based regimen, is still limited. This systematic review aims to provide a comprehensive and updated analysis of AEs related to this new regimen by ...
Nisa Maria   +4 more
wiley   +1 more source

DTM generation with Radarsat-2 Data without GCP [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Digital terain models (DTMs) were extracted from high-resolution Radarsat-2 stereo high-resolution images. The metadata supplied by MacDonald, Dettwiler and Associates Ltd.
T. Toutin, K. Omari
doaj   +1 more source

A phase 1 evaluation of inhaled oxytocin: Physiologically‐based pharmacokinetic model informed dosing of a novel heat‐stable oxytocin delivery system

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aim To develop and validate a physiologically‐based pharmacokinetic (PBPK) model enabling inhaled oxytocin dose selection for clinical evaluation. Subsequently, to conduct a phase 1 study investigating the pharmacokinetics and safety of selected doses of an optimized inhaled oxytocin product in healthy, non‐pregnant female participants.
Pete Lambert   +6 more
wiley   +1 more source

Assessing the Accuracy of Digital Surface Models Derived from Optical Imagery Acquired with Unmanned Aerial Systems

open access: yesDrones, 2019
Small unmanned aerial systems (UASs) equipped with an optical camera are a cost-effective strategy for topographic surveys. These low-cost UASs can provide useful information for three-dimensional (3D) reconstruction even if they are equipped with a low ...
Salvatore Manfreda   +6 more
doaj   +1 more source

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