Results 11 to 20 of about 40,763 (198)

Polymer-based treatments to control runoff, leachate and erosion from engineered slopes at Simfer Mine, Guinea, Africa [PDF]

open access: yes, 2013
It is necessary to understand the erodibility and hydrological response of mine-site slope forming materials (SFMs), because of increasing awareness of the environmental impacts of mining.
Campbell, Stephanie
core   +4 more sources

Image based Localization under large perspective difference between Sfm and SLAM using split sim(3) optimization [PDF]

open access: yes, 2022
Image based Localization (IbL) uses both Structure from Motion (SfM) and Simultaneous Localization and Mapping (SLAM) data for accurate pose estimation.
Kim, J   +7 more
core   +1 more source

Structure from motion (SFM) photogrammetry [PDF]

open access: yes, 2015
Topographic data measurement is a fundamental aspect of many geomorphic research applications, particularly those including landform monitoring and investigation of changes in topography.
Stuart N. Lane (3777907)   +2 more
core   +6 more sources

Técnicas de musealización virtual. Los capiteles del Monasterio de San Cugat

open access: yesEGA, 2017
Las nuevas técnicas de levantamiento fotogramétrico, como la foto modelación SfM, nos permiten documentar el patrimonio mediante modelos tridimensionales texturizados que pueden ser divulgados vía internet a través de los recientes repositorios de ...
Pedro M. Cabezos Bernal, Adriana Rossi
doaj   +1 more source

Evaluating the Application of Close-Range Photogrammetry in Determining the Horizontal Displacement of High Structural Elements - A Case Study of the Thermal Station at Tishreen University [PDF]

open access: yesJES: Journal of Engineering Sciences
Large horizontal displacements and tilts in tall structural elements such as towers and factory chimneys resulting from soil movement or earthquakes may lead to their collapse.
Ahmed EL ashiry, Omar Elkhalil
doaj   +1 more source

Aboveground biomass estimation in linear forest objects: 2D- vs. 3D-data

open access: yesJournal of Forest Science, 2018
Wood-chips of linear forest objects (hedge banks and roadside plantings) are used as sustainable energy supply in wood-chip heating systems. However, wood yield of linear forest objects is very heterogeneous and hard to estimate in advance.
Stefan LINGNER   +2 more
doaj   +1 more source

gwu-libraries/sfm-ui: Version 2.3.0

open access: yes, 2020
Changes in this release: Upgrades to Django 2.2 and related dependencies (#993). See sfm-docker release notes for steps for mandatory upgrade of Postgres to version 9.6. Improves accessibility of the SFM user interface (#1022, #1023, #1024, #1025, #1034,
Reed Underwood   +15 more
core   +1 more source

Correcting Image Refraction: Towards Accurate Aerial Image-Based Bathymetry Mapping in Shallow Waters

open access: yesRemote Sensing, 2020
Although aerial image-based bathymetric mapping can provide, unlike acoustic or LiDAR (Light Detection and Ranging) sensors, both water depth and visual information, water refraction poses significant challenges for accurate depth estimation. In order to
Panagiotis Agrafiotis   +3 more
doaj   +1 more source

A Skeletal Camera Network for Close-range Images with a Data Driven Approach in Analyzing Stereo Configuration [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2022
Structure-from-Motion (SfM) techniques have been widely used for 3D geometry reconstruction from multi-view images. Nevertheless, the efficiency and quality of the reconstructed geometry depends on multiple factors, i.e., the base-height ratio ...
Zhihua XU,Lingling QU
doaj   +1 more source

Geomorphological analysis using small unmanned aerial vehicles and submeter GNSS (Gara Soultana butte, High Plateaus Basin, Eastern Morocco)

open access: yesJournal of Maps, 2020
The High Plateaus Basin is an important region to understand landscape evolution and human occupation in North Africa during the Quaternary. We focused on the Gara Soultana area, applying Unmanned Aerial Vehicles, photogrammetry and a submeter Global ...
A. Benito-Calvo   +5 more
doaj   +1 more source

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