A spatio-temporal analysis investigating completeness and inequalities of global urban building data in OpenStreetMap

B Herfort, S Lautenbach… - Nature …, 2023 - nature.com
OpenStreetMap (OSM) has evolved as a popular dataset for global urban analyses, such as
assessing progress towards the Sustainable Development Goals. However, many analyses …

BuildMapper: A fully learnable framework for vectorized building contour extraction

S Wei, T Zhang, S Ji, M Luo, J Gong - ISPRS Journal of Photogrammetry …, 2023 - Elsevier
Deep learning based methods have significantly boosted the study of automatic building
extraction from remote sensing images. However, delineating vectorized and regular …

Assessing OSM building completeness for almost 13,000 cities globally

Q Zhou, Y Zhang, K Chang… - International Journal of …, 2022 - Taylor & Francis
OpenStreetMap (OSM) is an essential source for acquiring building data, although such data
may suffer from quality issues. Many studies have focused on assessing OSM building data …

A Review of Building Extraction from Remote Sensing Imagery: Geometrical Structures and Semantic Attributes

Q Li, L Mou, Y Sun, Y Hua, Y Shi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In the remote sensing community, extracting buildings from remote sensing imagery has
triggered great interest. While many studies have been conducted, a comprehensive review …

Differences between gridded population data impact measures of geographic access to healthcare in sub-Saharan Africa

F Hierink, G Boo, PM Macharia, PO Ouma… - Communications …, 2022 - nature.com
Background Access to healthcare is imperative to health equity and well-being. Geographic
access to healthcare can be modeled using spatial datasets on local context, together with …

The missing millions in maps: exploring causes of uncertainties in global gridded population datasets

M Kuffer, M Owusu, L Oliveira, R Sliuzas… - … International Journal of …, 2022 - mdpi.com
Gridded population datasets model the population at a relatively high spatial and temporal
granularity by reallocating official population data from irregular administrative units to …

Auditing geospatial datasets for biases: using global building datasets for disaster risk management

CM Gevaert, T Buunk… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
The presence of biases has been demonstrated in a wide range of machine learning
applications; however, it is not yet widespread in the case of geospatial datasets. This study …

From lines to Polygons: Polygonal building contour extraction from High-Resolution remote sensing imagery

S Wei, T Zhang, D Yu, S Ji, Y Zhang, J Gong - ISPRS Journal of …, 2024 - Elsevier
Automated extraction of polygonal building contours from high-resolution remote sensing
images is important for various applications. However, it remains a difficult task to achieve …

[HTML][HTML] Building footprint data for countries in Africa: to what extent are existing data products comparable?

HR Chamberlain, E Darin, WA Adewole… - … Environment and Urban …, 2024 - Elsevier
Growth and developments in computing power, machine-learning algorithms and satellite
imagery spatiotemporal resolution have led to rapid developments in automated feature …

[HTML][HTML] Small area population denominators for improved disease surveillance and response

AJ Tatem - Epidemics, 2022 - Elsevier
The Covid-19 pandemic has highlighted the value of strong surveillance systems in
supporting our abilities to respond rapidly and effectively in mitigating the impacts of …