Introduction to data cleaning with OpenRefine

Follow along and interact with the slides below if you want:

Watch the session on YouTube.

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Key points from slides:

• Data Cleaning: Manually or programatically improving the quality of your data.
• Major issues addressed are:
  • Inconsistencies
  • Formatting
  • Null Values
• The major benefits of having clean data includes:
  • More efficient research
  • Easier conversion
  • Secondary use
• OpenRefine is an open-source desktop solution for data cleaning. It straddles the line between manual and automated and is great for beginners and more advanced users alike.
• Many visualization tools can be found linked from the data visualization subject guide.

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