Big geodata mining: Objective, connotations and research issues

T Pei, C Song, S Guo, H Shu, Y Liu, Y Du, T Ma… - Journal of Geographical …, 2020 - Springer
The objective, connotations and research issues of big geodata mining were discussed to
address its significance to geographical research in this paper. Big geodata may be …

[HTML][HTML] Understanding temporal and spatial patterns of urban activities across demographic groups through geotagged social media data

H Niu, EA Silva - Computers, Environment and Urban Systems, 2023 - Elsevier
Large-scale geotagged social media data have been increasingly used for exploring human
movement patterns in cities. Challenges of this new data type, such as non-representative …

Modeling activity spaces using big geo‐data: Progress and challenges

Y Yuan, Y Xu - Geography Compass, 2022 - Wiley Online Library
The growing availability of big geo‐data, such as mobile phone data and location‐based
social media (LBSM), provides new opportunities and challenges for modeling human …

The missing parts from social media-enabled smart cities: who, where, when, and what?

Y Yuan, Y Lu, TE Chow, C Ye, A Alyaqout… - Smart Spaces and …, 2021 - taylorfrancis.com
Social networking sites (SNS), such as Facebook and Twitter, have attracted users
worldwide by providing a means to communicate and share opinions and experiences of …

Explore the recreational service of large urban parks and its influential factors in city clusters–Experiments from 11 cities in the Beijing-Tianjin-Hebei region

F Li, N Yao, D Liu, W Liu, Y Sun, W Cheng, X Li… - Journal of Cleaner …, 2021 - Elsevier
Urban parks, especially of large size, are highly beneficial for the physical, mental, and
social well-being of urban residents by providing various recreational services. However …

Improving population mapping using Luojia 1-01 nighttime light image and location-based social media data

L Wang, H Fan, Y Wang - Science of The Total Environment, 2020 - Elsevier
Fine-resolution population mapping, which is vital to urban planning, public health, and
disaster management, has gained considerable attention in socioeconomic and …

Gender-specific emotional characteristics of crisis communication on social media: Case studies of two public health crises

L Li, J Zhou, J Zhuang, Q Zhang - Information Processing & Management, 2023 - Elsevier
Understanding the effects of gender-specific emotional responses on information sharing
behaviors are of great importance for swift, clear, and accurate public health crisis …

Selection biases in crowdsourced big data applied to tourism research: An interpretive framework

Y Zheng, Y Zhang, N Mou, T Makkonen, M Li, Y Liu - Tourism Management, 2024 - Elsevier
Crowdsourced big data has faced growing criticism due to its quality issues, particularly
selection biases. We propose an interpretive framework for understanding selection biases …

Spatiotemporal patterns and mechanisms of street vending from the social sensing perspective: A comparison between law-enforcement reported and residents …

C Li, Y Huang, Y Shen, L Xu - Cities, 2022 - Elsevier
Street vending is an important part of the urban informal economy, especially in developing
countries. How to control its negative externalities while augmenting its positive roles in the …

Measuring urban sentiments from social media data: a dual-polarity metric approach

Y Gao, Y Chen, L Mu, S Gong, P Zhang… - Journal of Geographical …, 2022 - Springer
Urban sentiment, as people'perception of city environment and events, is a direct indicator of
the quality of life of residents and the unique identity of a city. Social media by which people …