Blocking Slack Invite Spam with Machine Learning

A fact of life for building an internet service is that, sooner or later, bad actors are going to come along and try to abuse the system. Slack is no exception — spammers try to use our invite function as a way to send out spam emails. Having built up the… Read more

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Ethical Machine Learning in Health Care

The use of machine learning (ML) in health care raises numerous ethical concerns, especially as models can amplify existing health inequities. Here, we outline ethical considerations for equitable ML in the advancement of health care. Specifically, we fra... (more…)

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Feature Selection in Machine Learning

In machine learning, feature selection is process of choosing what subset of total features on which to train your model — we don’t have to use all feature at our disposal. The advantages of features selection typically are: (more…)

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