Results 41 to 50 of about 23,350 (277)

Twitter Geolocation

open access: yesACM Transactions on Knowledge Discovery from Data, 2018
Geotagging Twitter messages is an important tool for event detection and enrichment. Despite the availability of both social media content and user network information, these two features are generally utilized separately in the methodology. In this article, we create a hybrid method that uses Twitter content and network information jointly as model ...
Jordan Bakerman   +4 more
openaire   +2 more sources

A Geolocation Databases Study [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2011
The geographical location of Internet IP addresses is important for academic research, commercial and homeland security applications. Thus, both commercial and academic databases and tools are available for mapping IP addresses to geographic locations.
Yuval Shavitt, Noa Zilberman
openaire   +1 more source

National and International Monitoring of Student Literacy and Numeracy Attainment: The Case for Rigorous Macro and Micro Analysis

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT In her 2024 paper Are Australian students' academic skills declining? Interrogating 25 years of national and international standardised assessment data, Larsen compiled an impressive summary of major international (PISA, PIRLS and TIMSS) and national (NAPLAN) standardised assessments pertaining to literacy and numeracy.
Pamela C. Snow   +9 more
wiley   +1 more source

A Fast, Three-Dimensional, Indirect Geolocation Method Using IAGM and DSM Data without GCPs for Spaceborne SAR Images

open access: yesSensors, 2019
To determine the geolocation of a pixel for spaceborne synthetic aperture radar (SAR) images, traditional indirect geolocation methods can cause great computational complexity. In this paper, a fast, three-dimensional, indirect geolocation method without
Min Liu, Peng Xiao
doaj   +1 more source

Knowledge gaps and research directions in migration ecology for advancing the conservation of migratory songbirds

open access: yesBiological Reviews, EarlyView.
ABSTRACT Understanding migration ecology is essential for effective conservation of migratory species. To achieve a comprehensive understanding of the ecology of migrating species, it is necessary to study how species react to the complex interplay of intrinsic and extrinsic conditions when optimizing their migratory journey in terms of survival ...
Daniel A. F. Bloche   +2 more
wiley   +1 more source

Earth Polychromatic Imaging Camera Geolocation; Strategies to Reduce Uncertainty

open access: yesFrontiers in Remote Sensing, 2021
Earth Polychromatic Imaging Camera occupies a unique point of view for an Earth imager by being located approximately 1.5 million km from the planet at Earth-Sun Lagrange point, L1. This creates a number of unique challenges in geolocation, some of which
Karin Blank   +5 more
doaj   +1 more source

The Degradation of Access‐Based Business Models: Customer Misbehavior and Shared Mobility

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Access‐based services are considered one of the strategies to embed sustainability in business models. Yet, because the evolution of these business models has been overlooked, we do not know whether their promise to create triple value is sustained.
Andres Camacho, Carmen Valor
wiley   +1 more source

Method of single satellite passive geolocation using spatial sparsity

open access: yesDianxin kexue, 2016
Traditional single satellite geolocation is divided into two separate phases:parameter estimation and target positioning,which causes non-optimal localization.
Caiyong HAO, Heng LIU
doaj   +2 more sources

Zero Deforestation Commitments and Industry 4.0 Enabling Technologies: An Analysis of Their Role in Mitigating Deforestation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines the role of corporate zero‐deforestation commitments (ZDCs) and Industry 4.0 (I4.0) enabling technologies in mitigating deforestation. Drawing on data from 110 companies included in the Forest 500 dataset, the research explores whether sustainability commitments and digital innovation influence firms' deforestation ...
Valentina Beretta   +2 more
wiley   +1 more source

A Coarse-to-Fine Model for Geolocating Chinese Addresses

open access: yesISPRS International Journal of Geo-Information, 2020
Address geolocation aims to associate address texts to the geographic locations. In China, due to the increasing demand for LBS applications such as take-out services and express delivery, automatically geolocating the unstructured address information is
Chunyao Qian   +4 more
doaj   +1 more source

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