KDnuggets Home » FAQ :: Datasets for Data Mining

Where can I find good datasets for data mining?

          

Gregory Piatetsky-Shapiro answers:
There are many good datasets at UCI repository - see kdd.ics.uci.edu

See also KDnuggets datasets page at www.kdnuggets.com/datasets

and this discussion Free Public Datasets

Many conversations happen on Google group get.theinfo groups.google.com/group/get-theinfo

and www.reddit.com/r/datasets/ - subreddit devoted to datasets

Quora answer www.quora.com/Where-can-I-get-large-datasets-open-to-the-public?q=dataset

OpenData opendata.socrata.com/ has over 100K public datasets

A discussion from Hacker News (news.ycombinator.com/item?id=2165497) has many pointers to good datasets, including

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