Raw Data Studies

Raw Data Studies

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  • All but significant trends

    All but significant trends

    Fitted lines are useful as first order approximations, but it’s often useful to look a little deeper. In the process of exploring a paper’s time trends, I found an unexpected data processing issue.

    April 18, 2022
  • Warming stripes by latitude

    Warming stripes by latitude

    Trying to adapt the warming stripes graphic with latitude bands, with a detour to import NetCDF data on an equally-spaced global grid.

    February 27, 2022
  • Deep Wordle

    Deep Wordle

    Like many programmers, I’ve had fun writing code to explore optimal guessing strategies for the online game Wordle. How many guesses are needed for any starting word?

    January 22, 2022
  • Regression with a ranged interval variable

    Regression with a ranged interval variable

    How reproducible are studies with shared data? I collect one more data point in a quest for the answer, and make a side exploration into a linear regression conundrum.

    December 18, 2021
  • Case study on wide scales

    Case study on wide scales

    Five alternatives to a broken axis scale for data visualization’s wide scale problem, and a broken line chart tip.

    November 26, 2021
  • Danger of quadratic extrapolation

    Danger of quadratic extrapolation

    Any investigation into small R² values leads to a different finding about extrapolation.

    September 20, 2021
  • Smoothing Star Trek gender ratios

    Smoothing Star Trek gender ratios

    A study of gender balance in Star Trek dialog leads to an adventure in data cleaning and a smoothing revelation.

    August 3, 2021
  • Reservoir status maps

    Reservoir status maps

    Where a more realistic (skeuomorphic) data encoding is less accurate to read.

    July 10, 2021
  • Mapping Choices

    Mapping Choices

    A study of a map of wine consumption reveals many underlying choices, both cosmetic and substantive.

    July 5, 2021
  • Anscombe’s Quartet Escapee

    Anscombe’s Quartet Escapee

    When a linear fit doesn’t look right, should we use it anyway? Let’s not — here are some alternatives.

    June 19, 2021
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Raw Data Studies

by Xan Gregg

 

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