Results 41 to 50 of about 431 (122)

Aurorasaurus Database of Real‐Time, Crowd‐Sourced Aurora Data for Space Weather Research

Earth and Space Science, Volume 5, Issue 12, Page 970-980, December 2018., 2018
This technical report documents the details of Aurorasaurus citizen science data for the period spanning 2015 and 2016 as well as its routine data filtering protocols. Aurorasaurus citizen science data is a collection of auroral sightings submitted to the project via its website or apps and mined from social media.
B. C. Kosar, Elizabeth A. MacDonald, Nathan A. Case, Matthew Heavner   +3 more
wiley   +1 more source

Social Media Meets Big Urban Data: A Case Study of Urban Waterlogging Analysis

Computational Intelligence and Neuroscience, Volume 2016, Issue 1, 2016., 2016
With the design and development of smart cities, opportunities as well as challenges arise at the moment. For this purpose, lots of data need to be obtained. Nevertheless, circumstances vary in different cities due to the variant infrastructures and populations, which leads to the data sparsity.
Ningyu Zhang, Huajun Chen, Jiaoyan Chen, Xi Chen, Trong H. Duong   +4 more
wiley   +1 more source

Location extraction from social media: geoparsing, location disambiguation and geotagging

, 2018
Location extraction, also called toponym extraction, is a field covering geoparsing, extracting spatial representations from location mentions in text, and geotagging, assigning spatial coordinates to content items.
Symeon Papadopoulos, Kompatsiaris, Yiannis, Giorgos Kordopatis-Zilos, Middleton, Stuart, Yiannis Kompatsiaris, Papadopoulos, Symeon, Stuart E. Middleton, Kordopatis-Zilos, Giorgos   +7 more
core   +1 more source

Automated placename resolution in text: geoparsing the Gazetteer for Scotland

, 2009
The majority of textual information currently available on the Internet contains some sort of geographical information. Due to the unstructured nature of this information, compared to both the complexities of human languages and the ambiguity of ...
Tsopanoglou, Paschalis
core   +3 more sources

Extracting Geographical References from Finnish Literature. Fully Automated Processing of Plain-Text Corpora

Journal of Computational Literary Studies
In the Atlas of Finnish Literature 1870-1940 project, we extract geographical information from a Finnish-language corpus of literary texts published between 1870 and 1940.
Asko Nivala, Harri Kiiskinen, Jasmine Westerlund, Juhana Saarelainen   +3 more
doaj   +2 more sources

Detecting and Modeling Emotional Landscapes Through Deep Learning, GPT‐4.1, and 3D Spatial Interpolation

Transactions in GIS, Volume 30, Issue 1, February 2026.
ABSTRACT This research provides new directions in conceptualizing emotional geographies at the landscape level using a combination of textual deep learning (DL) and GPT‐based spatial emotion detection and interpolation using 3D empirical Bayesian kriging.
Christopher J. Anderson
wiley   +1 more source

Street-Level Disaster Location Detection Using Image Matching of Social Media Images [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Rapid identification of disaster locations is essential for effective emergency response and situational awareness. However, a large proportion of images shared on social media during disasters lack geographic metadata, limiting their usefulness for ...
P.-H. Hsu, M. Sathianarayanan, M. Sathianarayanan   +2 more
doaj   +1 more source

Twitter and Sentiment Analysis for Wildfire Heat Mapping

Expert Systems, Volume 42, Issue 11, November 2025.
ABSTRACT Nowadays, automated intelligent systems play an increasingly vital role in aiding decision‐making processes across various fields. Firefighting represents a crucial area where accurate information gathering is paramount for efficient resource allocation.
Catarina Silva, Isabel Carvalho, Bruno Ferreira, João Cabral Pinto, Alberto Cardoso, Hugo Gonçalo Oliveira   +5 more
wiley   +1 more source

Benchmarking large language models for geolocating colonial Virginia land grants

Journal of Spatial Information Science
Virginia's seventeenth- and eighteenth-century land patents survive primarily as narrative metes-and-bounds descriptions, limiting spatial analysis. This study systematically evaluates current-generation large language models (LLMs) in converting these ...
Ryan Mioduski
doaj   +1 more source

From Data Deficient to Big Data in Shark Conservation

Fish and Fisheries, Volume 26, Issue 6, Page 977-990, November 2025.
ABSTRACT Citizen science is increasingly harnessed worldwide to gather data otherwise requiring a prohibitive investment of funding and time. Meanwhile, the revolution in digital communication offers opportunities from crowdsourcing, big data approaches and social network mining to quickly and cost‐effectively fill major gaps in knowledge necessary to ...
F. Ferretti, J. Jenrette, S. Moro, C. Butner, E. Fox, S. H. D. Haddock, S. J. Jorgensen, T. Hastie, F. Micheli   +8 more
wiley   +1 more source