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Related papers: High-Resolution Poverty Maps in Sub-Saharan Africa

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We provide systematic evidence on the potential for estimating household well-being from mobile phone data. Using data from four countries - Afghanistan, Cote d'Ivoire, Malawi, and Togo - we conduct parallel, standardized machine learning…

Econometrics · Economics 2026-02-04 M. Merritt Smith , Emily Aiken , Joshua E. Blumenstock , Sveta Milusheva

High resolution datasets of population density which accurately map sparsely-distributed human populations do not exist at a global scale. Typically, population data is obtained using censuses and statistical modeling. More recently,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-19 Tobias G. Tiecke , Xianming Liu , Amy Zhang , Andreas Gros , Nan Li , Gregory Yetman , Talip Kilic , Siobhan Murray , Brian Blankespoor , Espen B. Prydz , Hai-Anh H. Dang

Developing countries usually lack the proper governance means to generate and regularly update a national rooftop map. Using traditional photogrammetry and surveying methods to produce a building map at the federal level is costly and time…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Hasan Nasrallah , Abed Ellatif Samhat , Cristiano Nattero , Ali J. Ghandour

Can mobile phone data improve program targeting? By combining rich survey data from a "big push" anti-poverty program in Afghanistan with detailed mobile phone logs from program beneficiaries, we study the extent to which machine learning…

General Economics · Economics 2022-06-24 Emily Aiken , Guadalupe Bedoya , Joshua Blumenstock , Aidan Coville

Wide coverage and high-precision rural household wealth data is an important support for the effective connection between the national macro rural revitalization policy and micro rural entities, which helps to achieve precise allocation of…

General Economics · Economics 2025-02-19 Weipan Xu , Yaofu Huang , Qiumeng Li , Yu Gu , Xun Li

The present study uses domain experts to estimate welfare levels and indicators from high-resolution satellite imagery. We use the wealth quintiles from the 2015 Tanzania DHS dataset as ground truth data. We analyse the performance of the…

General Economics · Economics 2022-10-18 Wahab Ibrahim , Ola Hall

Recently, mobile operators in many developing economies have launched "Mobile Money" platforms that deliver basic financial services over the mobile phone network. While many believe that these services can improve the lives of the poor, a…

Machine Learning · Statistics 2016-06-17 Muhammad Raza Khan , Joshua E. Blumenstock

African agriculture is undergoing rapid transformation. Annual maps of crop fields are key to understanding the nature of this transformation, but such maps are currently lacking and must be developed using advanced machine learning models…

Road networks are among the most essential components of a country's infrastructure. By facilitating the movement and exchange of goods, people, and ideas, they support economic and cultural activity both within and across borders.…

Machine Learning · Computer Science 2020-12-02 Benjamin Choi , John Kamalu

In many autonomous mapping tasks, the maps cannot be accurately constructed due to various reasons such as sparse, noisy, and partial sensor measurements. We propose a novel map prediction method built upon the recent success of Low-Rank…

Robotics · Computer Science 2021-11-02 Zheng Chen , Shi Bai , Lantao Liu

The Sustainable Development Goals (SDGs) aim to resolve societal challenges, such as eradicating poverty and improving the lives of vulnerable populations in impoverished areas. Those areas rely on road infrastructure construction to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Yanxin Xi , Yu Liu , Zhicheng Liu , Sasu Tarkoma , Pan Hui , Yong Li

High-resolution satellite-based crop yield mapping offers enormous promise for monitoring progress towards the SDGs. Across 15,000 villages in Rwanda we uncover areas that are on and off track to double productivity by 2030. This machine…

Computers and Society · Computer Science 2024-11-07 Katie Fankhauser , Evan Thomas , Zia Mehrabi

The Nested Error Regression Model with High-Dimensional Parameters (NERHDP) is extended to address challenges in small area poverty estimation. A robust and flexible framework is proposed to derive empirical best predictors (EBPs) of small…

Methodology · Statistics 2026-03-11 Yuting Chen , Partha Lahiri , Nicola Salvati

Urbanization is a common phenomenon in developing countries and it poses serious challenges when not managed effectively. Lack of proper planning and management may cause the encroachment of urban fabrics into reserved or special regions…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Daniel Omeiza

Machine learning-based estimates of poverty and wealth are increasingly being used to guide the targeting of humanitarian aid and the allocation of social assistance. However, the ground truth labels used to train these models are typically…

Machine Learning · Computer Science 2022-11-17 Satej Soman , Emily Aiken , Esther Rolf , Joshua Blumenstock

Detailed population maps play an important role in diverse fields ranging from humanitarian action to urban planning. Generating such maps in a timely and scalable manner presents a challenge, especially in data-scarce regions. To address…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Nando Metzger , Rodrigo Caye Daudt , Devis Tuia , Konrad Schindler

With the rapid expansion of mobile phone networks in developing countries, large-scale graph machine learning has gained sudden relevance in the study of global poverty. Recent applications range from humanitarian response and poverty…

Machine Learning · Computer Science 2019-02-01 Muhammad Raza Khan , Joshua E. Blumenstock

Satellite-based slum segmentation holds significant promise in generating global estimates of urban poverty. However, the morphological heterogeneity of informal settlements presents a major challenge, hindering the ability of models…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Sumin Lee , Sungwon Park , Jeasurk Yang , Jihee Kim , Meeyoung Cha

Cell phone coverage and high-speed service gaps persist in rural areas in sub-Saharan Africa, impacting public access to mobile-based financial, educational, and humanitarian services. Improving maps of telecommunications infrastructure can…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Natasha Krell , Will Gleave , Daniel Nakada , Justin Downes , Amanda Willet , Matthew Baran

In many rural areas of low- and middle-income countries, weekly gatherings of buyers and sellers are the most tangible manifestation of the market economy. Knowing these markets' whereabouts and activity over time could provide insights in…

General Economics · Economics 2026-01-12 Tillmann von Carnap , Reza M. Asiyabi , Paul Dingus , Anna Tompsett