Results 131 to 140 of about 19,531 (263)

A novel artificial intelligence‐powered tool for automated root canal segmentation in single‐rooted teeth on cone‐beam computed tomography

open access: yesInternational Endodontic Journal, Volume 58, Issue 4, Page 658-671, April 2025.
Abstract Aim To develop and validate an artificial intelligence (AI)‐powered tool based on convolutional neural network (CNN) for automatic segmentation of root canals in single‐rooted teeth using cone‐beam computed tomography (CBCT). Methodology A total of 69 CBCT scans were retrospectively recruited from a hospital database and acquired from two ...
Airton Oliveira Santos‐Junior   +4 more
wiley   +1 more source

Monocular Navigation in Large Scale Dynamic Environments

open access: yes, 2017
We present a processing technique for a robust reconstruction of motion properties for single points in large scale, dynamic environments. We assume that the acquisition camera is moving and that there are other independently moving agents in a large ...
Burschka, Darius
core  

Future internet enablers for VGI applications

open access: yes, 2013
This paper presents the authors experiences with the development of mobile Volunteered Geographic Information (VGI) applications in the context of the ENVIROFI project and Future Internet Public Private Partnership (FI-PPP) FP7 research programme.FI-PPP ...
Berre, Arne   +6 more
core  

Introduction to social sensing and big data computing for disaster management

open access: yesInternational Journal of Digital Earth, 2019
Traditional data collection methods such as remote sensing and field surveying often fail to offer timely information during or immediately following disaster events.
Zhenlong Li   +2 more
doaj   +1 more source

VGI VISUALISATION TO SUPPORT PARTICIPATORY LAKE MONITORING: THE CASE STUDY OF SIMILE PROJECT

open access: yes, 2020
. This study focuses on the role of VGI visualization in encouraging participation to environmental Citizen Science, taking as a case study the mobile application developed within SIMILE (Informative System for the Integrated Monitoring of Insubric Lakes
C. A. Biraghi   +3 more
semanticscholar   +1 more source

Divide and Fuse: A Re-ranking Approach for Person Re-identification

open access: yes, 2017
As re-ranking is a necessary procedure to boost person re-identification (re-ID) performance on large-scale datasets, the diversity of feature becomes crucial to person reID for its importance both on designing pedestrian descriptions and re-ranking ...
Bai, Song   +3 more
core   +1 more source

VGI in Education: From K-12 to Graduate Studies [PDF]

open access: yes, 2012
Volunteered geographic information (VGI) is making its way into an increasing number of fields within geographic information science. This development has raised a need to cover VGI at various educational levels, which has led to a number of new classes on VGI ranging from elementary through secondary school to undergraduate and graduate university ...
Bartoschek, Thomas, Keßler, Carsten
openaire   +3 more sources

Extraction of Pluvial Flood Relevant Volunteered Geographic Information (VGI) by Deep Learning from User Generated Texts and Photos

open access: yesISPRS Int. J. Geo Inf., 2018
In recent years, pluvial floods caused by extreme rainfall events have occurred frequently. Especially in urban areas, they lead to serious damages and endanger the citizens’ safety. Therefore, real-time information about such events is desirable.
Yu Feng, Monika Sester
semanticscholar   +1 more source

VGI Quality [PDF]

open access: yes, 2016
The poster summarizes the research works on Volunteered Geographic Information (VGI) quality undertaken within the EU COST Actions TD1202 "Mapping and the Citizen Sensor" and IC1203 "European Network Exploring Research into Geospatial Information ...
Antoniou, Vyron   +6 more
core  

The utility of using Volunteered Geographic Information (VGI) for evaluating pluvial flood models.

open access: yesScience of the Total Environment, 2023
M. Drews   +8 more
semanticscholar   +1 more source

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