Digital transformation revises the role of the CIO
David Loshin gives CIOs 4 suggestions for shaping successful digital transformation initiatives.
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Insight with impact: Deploying analytics on the front line
The impact of analytics on our daily lives can sometimes feel abstract and indirect. Even important decisions made using analytics – like an employer deciding whether to give you an interview – often take place behind a screen, in a location far away from us. Data-driven decisions like these are no
Two tips for optimizing a function that has a restricted domain
An important application of nonlinear optimization is finding parameters of a model that fit data. For some models, the parameters are constrained by the data. A canonical example is the maximum likelihood estimation of a so-called "threshold parameter" for the three-parameter lognormal distribution. For this distribution, the objective function is