Ryan N. Engstrom

23 papers C 7Journal 9Unranked 7

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Evaluating the Ability to Map the Degree of Informality within a City using a Scalable, Machine Learning Methodology in Nairobi, Kenya. JURSE Ryan N. Engstrom, Akhil Bharadwaj, Maxwell Owusu, Qunshan Zhao, Sebastian Hafner, Monika Kuffer, Francis C. Onyambu, Caroline Kabaria, Peter Elias, Oluwatoyin Odulana, Grant Tregonning, Bunmi Alugbin, Kehinda Baruwa, Dana R. Thomson, João Porto de Albuquerque
2025	—	`conf`	Mapping Indicators for Morphological Informality in Nairobi, Kenya Using Satellite Imagery. JURSE Sebastian Hafner, Manuella Comerio de Paulo, Qunshan Zhao, Monika Kuffer, Ryan N. Engstrom, Dana R. Thomson, Francis C. Onyambu, Caroline Kabaria, Peter Elias, Ángela Abascal, Grant Tregonning, Oluwatoyin Odulana, Adenike Shonowo, Bunmi Alugbin, Kehinde Baruwa, Alexandra Middleton, João Porto de Albuquerque
2025	J	`jnl`	Towards Modeling Road Access Deprivation in Sub-Saharan Africa Based on a New Accessibility Metric and Road Quality. CoRR Sebastian Hafner, Qunshan Zhao, Bunmi Alugbin, Kehinde Baruwa, Caleb Cheruiyot, Sabitu Sa'adu Da'u, Xingyi Du, Peter Elias, Helen Elsey, Ryan N. Engstrom, Serkan Girgin, Diego Fabian Pajarito Grajales, Esther Judith, Caroline Kabaria, Monika Kuffer, Oluwatoyin Odulana, Francis C. Onyambu, Adenike Shonowo, Dana R. Thomson, Mingyu Zhu, João Porto de Albuquerque
2024	C	`conf`	IDEAMAPS: Modelling Sub-Domains of Deprivation with EO and AI. IGARSS Monika Kuffer, Ángela Abascal, Ryan N. Engstrom, Dana R. Thomson, Grant Tregonning, Adenike Shonowo, Qunshan Zhao, João Porto de Albuquerque, Peter Elias, Francis C. Onyambu, Caroline Kabaria
2024	C	`conf`	Large Area Mapping of Urban Deprivation from Sentinel-2 and Google Open Buildings using Deep Learning. IGARSS Ryan N. Engstrom, Maxwell Owusu, Mina Hanna, Amir Jafari, Dana R. Thomson, Monika Kuffer
2024	J	`jnl`	Towards a scalable and transferable approach to map deprived areas using Sentinel-2 images and machine learning. Comput. Environ. Urban Syst. Maxwell Owusu, Arathi Nair, Amir Jafari, Dana R. Thomson, Monika Kuffer, Ryan N. Engstrom
2023	C	`conf`	Evaluating the Ability to Use Contextual Features to Map Deprived Areas 'Slums' in Multiple Cities. IGARSS Ryan N. Engstrom, Maxwell Owusu, Arathi Nair, Amir Jafari, Dana R. Thomson, Monika Kuffer
2022	J	`jnl`	A Methodology for Georeferencing and Mosaicking Corona Imagery in Semi-Arid Environments. Remote. Sens. Brooke Iacone, Ginger R. H. Allington, Ryan N. Engstrom
2021	C	`conf`	Development of a Multi-City Deprived Area Mapping Ecosystem. IGARSS Ryan N. Engstrom, Dana R. Thomson, Julia Ek, Monika Kuffer
2021	J	`jnl`	Evaluating the Ability to Use Contextual Features Derived from Multi-Scale Satellite Imagery to Map Spatial Patterns of Urban Attributes and Population Distributions. Remote. Sens. Steven Chao, Ryan N. Engstrom, Michael L. Mann, Adane Bedada
2021	J	`jnl`	Open data for algorithms: mapping poverty in Belize using open satellite derived features and machine learning. Inf. Technol. Dev. Jonathan Hersh, Ryan N. Engstrom, Michael L. Mann
2020	J	`jnl`	The Role of Earth Observation in an Integrated Deprived Area Mapping "System" for Low-to-Middle Income Countries. Remote. Sens. Monika Kuffer, Dana R. Thomson, Gianluca Boo, Ron Mahabir, Taïs Grippa, Sabine Vanhuysse, Ryan N. Engstrom, Robert Ndugwa, Jack Makau, Edith Darin, João Porto de Albuquerque, Caroline Kabaria
2019	—	`conf`	Evaluating the Relationship Between Contextual Features Derived from Very High Spatial Resolution Imagery and Urban Attributes: A Case Study in Sri Lanka. JURSE Ryan N. Engstrom, Robert Harrison, Michael L. Mann, Amanda Fletcher
2019	—	`conf`	Mapping Poverty and Slums Using Multiple Methodologies in Accra, Ghana. JURSE Ryan N. Engstrom, Dan Pavelesku, Tomomi Tanaka, Ayago Wambile
2018	J	`jnl`	Land Cover Change in the Lower Yenisei River Using Dense Stacking of Landsat Imagery in Google Earth Engine. Remote. Sens. Kelsey E. Nyland, Grant E. Gunn, Nikolay I. Shiklomanov, Ryan N. Engstrom, Dmitry A. Streletskiy
2017	—	`conf`	Evaluating the relationship between spatial and spectral features derived from high spatial resolution satellite data and urban poverty in Colombo, Sri Lanka. JURSE Ryan N. Engstrom, David Newhouse, Vishwesh Haldavanekar, Andrew Copenhaver, Jonathan Hersh
2016	C	`conf`	Contextural feature evaluation of multi-resolution imagery. IGARSS Qin Yu, Ryan N. Engstrom, Jordan Graesser
2016	J	`jnl`	Determining the Relationship Between Census Data and Spatial Features Derived From High-Resolution Imagery in Accra, Ghana. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. Avery Sandborn, Ryan N. Engstrom
2016	C	`conf`	Evaluating the use of multiple imagery-derived spatial features to predict census demographic variables in Accra, Ghana. IGARSS Ryan N. Engstrom, Andrew Copenhaver, Yang Qi
2015	C	`conf`	Assessing the relationship between spatial features derived from high resolution satellite imagery and census variables in Accra, Ghana. IGARSS Ryan N. Engstrom, Avery Sandborn, Qin Yu, Jordan Graesser
2015	—	`conf`	Mapping slums using spatial features in Accra, Ghana. JURSE Ryan N. Engstrom, Avery Sandborn, Qin Yu, Jason Burgdorfer, Douglas A. Stow, John R. Weeks, Jordan Graesser
2011	J	`jnl`	Do the most vulnerable people live in the worst slums? A spatial analysis of Accra, Ghana. Ann. GIS Marta M. Jankowska, John R. Weeks, Ryan N. Engstrom
2011	—	`conf`	Using remotely sensed data to map variability in health and wealth indicators in Accra, Ghana. JURSE Ryan N. Engstrom, Eric Ashcroft, Henry Jewell, David Rain