CLEANING UP MESSY DATA WITH OPEN REFINE Presented by Anjum Najmi & Spencer Keralis.

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Presentation transcript:

CLEANING UP MESSY DATA WITH OPEN REFINE Presented by Anjum Najmi & Spencer Keralis

OVERVIEW Introduction Installing Open Refine Features Working with Open Refine

INTRODUCTION Public data on important social issues Big pattern thinking Use filters & facets based on common characteristics Edit cells by clustering, columns by extending data Understand expressions GREL Quick ExpressionsGREL

INSTALLING OPEN REFINE Download zip file, uncompress Run.exe file Command window will run in background Switch to command window use Ctrl-c to exit

FEATURES Powerful text search & clustering Find & Replace, Group cells, Group groups Sort, View, Reconcile Full undo/redo support Scripting language, web service & JSON support

Open Refine … Working with