Results 61 to 70 of about 2,531 (229)

Evaluation of the Accuracy of Photogrammetric Reconstruction of Bathymetry Using Differential GNSS Synchronized with an Underwater Camera [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Photogrammetry is a valuable tool for 3D documentation, mapping, and monitoring of underwater environments. However, the ground control surveys necessary for georeferencing and validation of the reconstructed bathymetry are difficult and time consuming ...
E. Lo   +6 more
doaj   +1 more source

THE PERFORMANCE ANALYSIS OF A UAV BASED MOBILE MAPPING SYSTEM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
In order to facilitate applications such as environment detection or disaster monitoring, developing a quickly and low cost system to collect near real time spatial information is very important. Such a rapid spatial information collection capability has
M. L. Tsai   +5 more
doaj   +1 more source

High‐elevation endemic plants predicted to lose habitat from changing climate in Washington State

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise High‐elevation plants face unique challenges from potential climate change impacts that will likely require upslope migration into increasingly smaller suitable habitat. This situation is particularly acute for endemic species that by definition occupy small geographic ranges.
Nicholas L. Gjording   +4 more
wiley   +1 more source

UNCERTAINTY PROPAGATION FOR TERRESTRIAL MOBILE LASER SCANNER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Laser scanners are used more and more in mobile mapping systems. They provide 3D point clouds that are used for object reconstruction and registration of the system.
C. Mezian   +3 more
doaj   +1 more source

A Prospection‐Led Archaeological Investigation of a Picenian and Roman Necropolis in Corinaldo (Marche, Italy)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This paper presents the results of an integrated archaeological and geophysical investigation conducted between 2018 and 2024 at the newly discovered Picenian and Roman necropolis of Contrada Nevola (Corinaldo, Marche, Central Italy), identified in the framework of development‐led archaeology. The research strategy combined aerial photography,
Federica Boschi
wiley   +1 more source

System calibration for direct georeferencing [PDF]

open access: yes, 2002
Within the last years extensive tests were done to investigate the accuracy performance of integrated GPS/inertial systems for direct georeferencing in airborne photogrammetric environments.
D. Stallmann, M. Cramer
core  

Airborne Direct Georeferencing of Frame Imagery: An Error Budget [PDF]

open access: yes, 2020
This paper presents an error analysis for the airborne direct georeferencing technique, where integrated GPS/IMU positioning and navigation systems are used in conjunction with aerial cameras for airborne mapping.
Erik Lithopoulos   +2 more
core   +3 more sources

Technology Transfer to Underwater Archaeology: The LAHKE Project at the Submerged Neolithic Site of La Marmotta

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This document is a report on the field application of non‐invasive geophysical and robotic prospecting methods at the submerged Neolithic site of La Marmotta (Lake Bracciano, Italy), within the LAHKE (LAke Heritage Knowledge and Exploration) project; the study focuses on the practical validation, adaptation and transfer of existing ...
dell' Erba Ramiro   +4 more
wiley   +1 more source

Direct Georeferencing by the POS AV510 Sensor [PDF]

open access: yes, 2009
Članak obrađuje osnove direktnog georeferenciranja, posebno je objašnjeno direktno georeferenciranje senzorom POS AV510. Detaljno se obrađuje kalibracija senzora, planiranje rada sa senzorom te inicijalizacija cijelog sustava.
Milas, Davor, Davor Milas
core   +1 more source

Calibration and Georeferencing for GNSS-Equipped Vehicle Video Mapping Using a Tesla Model Y [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The evolution of mapping platforms has followed a consistent pattern: professional instruments are complemented by consumer devices that trade precision for scalability.
R. Tamimi, C. Toth
doaj   +1 more source

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