2 papers
econ.GN2026
Continental-scale assessment of spatial food market accessibility in Africa using open geospatial data
Robert Benassai-Dalmau, Vasiliki Voukelatou, Rossano Schifanella +3
Food market accessibility is a critical yet underexplored dimension of food systems, particularly in low- and middle-income countries. In this paper, we present a continent-wide as…
cs.CY2026
Context-Conditioned Generative Models Enable Subnational Refinement of Sparse Humanitarian Surveys
Federica Sibilla, Vasiliki Voukelatou, Duccio Piovani +4
Data scarcity limits inference in many scientific and policy domains. Survey data are essential for decision-making, but sparse samples often fail to capture fine spatial granulari…