Harlan D. Harris
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  • intuitive visualizations of categorization for non-technical audiences

    calendar Apr 25, 2011 · 8 min read · analytics dataviz ggplot2 graphics predictive R visualization statistics  ·
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    For a project I’m working on at work, I’m building a predictive model that categorizes something (I can’t tell you what) into two bins. There is a default bin that 95% of the things belong to and a bin that the business cares a lot about, containing 5% of the things. Some readers may be familiar with the use of …


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  • how to speak ggplot2 like a native, and Predictive Analytics World

    calendar Oct 24, 2010 · 2 min read · ggplot2 meetup R  ·
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    I was recently given the opportunity to re-present my ggplot2 talk, which I originally gave to the NYC R Meetup, to the DC R Meetup group. The Meetup was held co-located with the Predictive Analytics World conference in Alexandria, VA. (More on my thoughts on PAW below…) Contentwise, I made only small changes, changing …


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  • ggplot and concepts -- what's right, and what's wrong

    calendar Mar 7, 2010 · 6 min read · ggplot2 graphics programming R  ·
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    A few months back I gave a presentation to the NYC R Meetup. (R is a statistical programming language. If this means nothing to you, feel free to stop reading now.) The presentation was on ggplot2, a popular package for generating graphs of data and statistics. In the talk (which you can see here, including both my …


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Featured Posts

  • A Collaborative Template for A/B Tests
  • Are LLMs a simple solution? And if so, for what problems?
  • LLMs and Theories of Consciousness
  • The Five Types of A/B Test Decisions
  • p Values Are Useful for A/B Tests, Sometimes
  • Communicating A/B Test Results for Conversion Rates with Ratios and Uncertainty Intervals
  • Staff Data Scientist: Comments on Will Larson's Staff Engineer Book

Recent Posts

  • A Collaborative Template for A/B Tests
  • Are LLMs a simple solution? And if so, for what problems?
  • LLMs and Theories of Consciousness
  • The Five Types of A/B Test Decisions
  • A Critique of The Markup’s Investigation into Predictive Models of Student Success
  • p Values Are Useful for A/B Tests, Sometimes
  • Communicating A/B Test Results for Conversion Rates with Ratios and Uncertainty Intervals
  • Staff Data Scientist: Comments on Will Larson's Staff Engineer Book

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Harlan D. Harris

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