Results 21 to 30 of about 395,408 (279)

Born-Digital Logistics: Impacts of 3D Recording on Archaeological Workflow, Training, and Interpretation

open access: yesOpen Archaeology, 2021
Digital technologies have been at the heart of fieldwork at the Kaymakçı Archaeological Project (KAP) since its beginning in 2014. All data on this excavation are born-digital, from textual, photographic, and videographic descriptions of contexts and ...
Scott Catherine B.   +3 more
doaj   +1 more source

Accuracy of Structure-from-Motion/Multiview Stereo Terrain Models: A Practical Assessment for Applications in Field Geology

open access: yesGeosciences, 2023
We assess the accuracy of Structure-from-Motion/Multiview stereo (SM) terrain models acquired ad hoc or without high-resolution ground control to analyze their usage as a base for inexpensive 3D bedrock geologic mapping.
Terry L. Pavlis, Laura F. Serpa
doaj   +1 more source

A survey on rotation optimization in structure from motion [PDF]

open access: yes, 2016
We consider the problem of robust rotation optimization in Structure from Motion applications. A number of different approaches have been recently proposed, with solutions that are at times incompatible, and at times complementary.
Daniilidis, Kostas   +2 more
core   +2 more sources

Analysis of Changes in Forest Structure using Point Clouds from Historical Aerial Photographs

open access: yesRemote Sensing, 2019
Dynamic changes in land use, many of which are related to land abandonment, are taking place in many regions of the world. As a result, forest vegetation appears, which in part is a consequence of planned afforestation programs and in part has the ...
Piotr Bożek   +2 more
doaj   +1 more source

Statistical process control and mapping accuracy standards applied to aerial surveys

open access: yesRevista Ciência Agronômica, 2021
Remotely piloted aircraft (RPA) are established in the market as a powerful tool for acquiring aerial images and facilitating mapping for various purposes.
Vinícius Bitencourt Campos Calou   +4 more
doaj   +1 more source

Geostatistics and Structure from Motion Techniques for Coastal Pollution Assessment along the Policoro Coast (Southern Italy)

open access: yesGeosciences, 2020
The coastal system, with its physical chemical and biological components, is the place where the lithosphere, atmosphere and hydrosphere intersect and interact, and in which human activity has a considerable impact on the balance of the whole ecosystem ...
Cosimo Cagnazzo   +3 more
doaj   +1 more source

Track-Before-Detect Framework-Based Vehicle Monocular Vision Sensors

open access: yesSensors, 2019
This paper proposes a Track-before-Detect framework for a multibody motion segmentation (named TbD-SfM). Our contribution relies on a tightly coupled tracking before detection strategy intended to reduce the complexity of existing Multibody Structure ...
Hernan Gonzalez   +2 more
doaj   +1 more source

Dynamic dot displays reveal material motion network in the human brain

open access: yesNeuroImage, 2021
There is growing research interest in the neural mechanisms underlying the recognition of material categories and properties. This research field, however, is relatively more recent and limited compared to investigations of the neural mechanisms ...
Alexandra C. Schmid   +2 more
doaj   +1 more source

Multi-body Non-rigid Structure-from-Motion [PDF]

open access: yes, 2016
Conventional structure-from-motion (SFM) research is primarily concerned with the 3D reconstruction of a single, rigidly moving object seen by a static camera, or a static and rigid scene observed by a moving camera --in both cases there are only one ...
Dai, Yuchao   +2 more
core   +2 more sources

Rilievo delle lastre tombali del Camposanto Monumentale di Piazza dei Miracoli a Pisa

open access: yesRestauro Archeologico, 2017
The research is aimed at a new photogrammetric survey to tackle the restoration of the gravestones of the Pisa’s monumental cemetery. It is situated in “Piazza del Duomo” and it occupies the north side of the extensive complex.
Giovanni Pancani
doaj   +1 more source

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