Predictive Modeling With Big Data: Is Bigger Really Better?

  title={Predictive Modeling With Big Data: Is Bigger Really Better?},
  author={Enric Junqu{\'e} de Fortuny and David Martens and F. Provost},
  journal={Big data},
  volume={1 4},
With the increasingly widespread collection and processing of "big data," there is natural interest in using these data assets to improve decision making. One of the best understood ways to use data to improve decision making is via predictive analytics. An important, open question is: to what extent do larger data actually lead to better predictive models? In this article we empirically demonstrate that when predictive models are built from sparse, fine-grained data-such as data on low-level… CONTINUE READING
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