When Hanna Wallach first started testing machine learning models, the tasks were well-defined and easy to evaluate. Did the model correctly identify the cats in an image? Did it accurately predict the ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Segmentation—the process of identifying specific customer groups—is imperative for personalized marketing and communications. Often, segmentation projects entail large-scale market studies that divide ...

Social protection and labor systems promote better employment, prevent income loss, and protect people facing shocks and transitions. These programs are not just about helping people get by, they help ...