An unexpectedly large count of trees in the West African Sahara and Sahel

M Brandt, CJ Tucker, A Kariryaa, K Rasmussen, C Abel… - Nature, 2020 - nature.com
A large proportion of dryland trees and shrubs (hereafter referred to collectively as trees)
grow in isolation, without canopy closure. These non-forest trees have a crucial role in …

[PDF][PDF] The role of social media and user-generated-content in millennials' travel behavior

MI Ana, LG Istudor - Management dynamics in the knowledge …, 2019 - sciendo.com
One of the sectors most influenced by digitalization is tourism and the use of the Internet for
brand building is an increasingly common custom, especially by taking advantage of the …

Data colonialism through accumulation by dispossession: New metaphors for daily data

J Thatcher, D O'Sullivan… - … and Planning D: Society …, 2016 - journals.sagepub.com
In recent years, much has been written on 'big data'in both the popular and academic press.
After the hubristic declaration of the 'end of theory'more nuanced arguments have emerged …

[LLIBRE][B] Big crisis data: social media in disasters and time-critical situations

C Castillo - 2016 - books.google.com
Social media is an invaluable source of time-critical information during a crisis. However,
emergency response and humanitarian relief organizations that would like to use this …

A framework for protecting worker location privacy in spatial crowdsourcing

H To, G Ghinita, C Shahabi - Proceedings of the VLDB Endowment, 2014 - dl.acm.org
Spatial Crowdsourcing (SC) is a transformative platform that engages individuals, groups
and communities in the act of collecting, analyzing, and disseminating environmental, social …

Tweets from Justin Bieber's heart: the dynamics of the location field in user profiles

B Hecht, L Hong, B Suh, EH Chi - … of the SIGCHI conference on human …, 2011 - dl.acm.org
Little research exists on one of the most common, oldest, and most utilized forms of online
social geographic information: the'location'field found in most virtual community user …

Opportunities and challenges of geospatial analysis for promoting urban livability in the era of big data and machine learning

A Kovacs-Györi, A Ristea, C Havas, M Mehaffy… - … International Journal of …, 2020 - mdpi.com
Urban systems involve a multitude of closely intertwined components, which are more
measurable than before due to new sensors, data collection, and spatio-temporal analysis …

Towards quality discourse in online news comments

N Diakopoulos, M Naaman - Proceedings of the ACM 2011 conference …, 2011 - dl.acm.org
With the growth in sociality and interaction around online news media, news sites are
increasingly becoming places for communities to discuss and address common issues …

A tale of cities: Urban biases in volunteered geographic information

B Hecht, M Stephens - … of the international AAAI conference on web and …, 2014 - ojs.aaai.org
Geotagged tweets, Foursquare check-ins and other forms of volunteered geographic
information (VGI) play a critical role in numerous studies and a large range of intelligent …

A context-aware personalized travel recommendation system based on geotagged social media data mining

A Majid, L Chen, G Chen, HT Mirza… - International Journal …, 2013 - Taylor & Francis
The proliferation of digital cameras and the growing practice of online photo sharing using
social media sites such as Flickr have resulted in huge volumes of geotagged photos …