Search Results for author: Joshua Blumenstock

Found 8 papers, 1 papers with code

Fairness and representation in satellite-based poverty maps: Evidence of urban-rural disparities and their impacts on downstream policy

no code implementations2 May 2023 Emily Aiken, Esther Rolf, Joshua Blumenstock

Poverty maps derived from satellite imagery are increasingly used to inform high-stakes policy decisions, such as the allocation of humanitarian aid and the distribution of government resources.

Fairness Humanitarian

Can Strategic Data Collection Improve the Performance of Poverty Prediction Models?

no code implementations16 Nov 2022 Satej Soman, Emily Aiken, Esther Rolf, Joshua Blumenstock

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.

Active Learning Humanitarian

Instant Loans Can Lift Subjective Well-Being: A Randomized Evaluation of Digital Credit in Nigeria

no code implementations28 Feb 2022 Daniel Björkegren, Joshua Blumenstock, Omowunmi Folajimi-Senjobi, Jacqueline Mauro, Suraj R. Nair

Digital loans have exploded in popularity across low and middle income countries, providing short term, high interest credit via mobile phones.

Credit score

Balancing Competing Objectives with Noisy Data: Score-Based Classifiers for Welfare-Aware Machine Learning

1 code implementation ICML 2020 Esther Rolf, Max Simchowitz, Sarah Dean, Lydia T. Liu, Daniel Björkegren, Moritz Hardt, Joshua Blumenstock

Our theoretical results characterize the optimal strategies in this class, bound the Pareto errors due to inaccuracies in the scores, and show an equivalence between optimal strategies and a rich class of fairness-constrained profit-maximizing policies.

BIG-bench Machine Learning Fairness

Determinants of Mobile Money Adoption in Pakistan

no code implementations13 Nov 2017 Muhammad Raza Khan, Joshua Blumenstock

In this work, we analyze the problem of adoption of mobile money in Pakistan by using the call detail records of a major telecom company as our input.

Predicting Student Dropout in Higher Education

no code implementations20 Jun 2016 Lovenoor Aulck, Nishant Velagapudi, Joshua Blumenstock, Jevin West

Each year, roughly 30% of first-year students at US baccalaureate institutions do not return for their second year and over $9 billion is spent educating these students.

Behavioral Modeling for Churn Prediction: Early Indicators and Accurate Predictors of Custom Defection and Loyalty

no code implementations20 Dec 2015 Muhammad R. Khan, Johua Manoj, Anikate Singh, Joshua Blumenstock

Churn prediction, or the task of identifying customers who are likely to discontinue use of a service, is an important and lucrative concern of firms in many different industries.

Feature Engineering feature selection

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