World Bank Development Economics’ Post

With machine learning and sensor-based physical activity tracking, we can predict men’s and women’s time use, our new paper finds ➡ https://lnkd.in/dsep-i-G. Understanding such time allocation is key to informing policies on division of labor, domestic work, and gender disparities.   📰 The findings of the paper, “Making Time Count: A Machine Learning Approach to Predict Time Use in Low-Income Countries from Physical Activity Tracking Data,” indicate that we can improve the quality of costly and difficult-to-obtain time use surveys with cheaper, yet accurate, modeled estimates.   Leveraging unique survey data collected in rural Malawi, the study – co-written by Development Data Group experts Talip Kilic and Alberto Zezza – investigates the possibility of predicting men’s and women’s time allocation to an extensive set of activities, based on sensor signal data captured by accelerometers. Using machine learning techniques, the study builds a supervised classification model that is trained on the accelerometer data and a random subset of the time use survey data to predict individuals’ time allocation to 12 broad activity groups.   The findings prove the feasibility of this methodology and offer insights for enhancing both survey and accelerometer data collection processes to build better models.   Read the paper for more insights.   #survey #data #Malawi #MachineLearning

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