Monthly Archives: 4월 2015

  • Predictive Model

    Posted on 2015-04-26 by admin in Data Science.

    Model A simplified representation of reality created to serve a purpose. E.g., Map, Architectural blueprint, Engineering prototype Mathematical Model E.g., a formula: V=IR Prediction To estimate an unknown value (target variable) Predictive Model To setup a formula for estimating an unknown value (target variable) of interest Supervised Learning It is often built and tested using […]

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  • Supervised vs. Unsupervised Learning

    Posted on 2015-04-22 by admin in javascript & node.js.

    Supervised Problems & Learning In supervised problems, specific purpose or target has been specified By supervised problems, for example, a teacher “supervises” the learner by carefully providing target information along with a set of examples. Supervised problem examples “Can we find groups of customers who have particularly high likelihoods of canceling their service soon after […]

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