Google-refine - Tool for working with messy data

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Google Refine is a power tool for working with messy data, cleaning it up, transforming it from one format into another, extending it with web services, and linking it to databases like Freebase. Google Refine is a web application but run on one's own machine and used by oneself. Its reconciliation support helps to link text names in your data to database identifiers.



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