Datasets to Practice Your Data Mining

There are many datasets available online for free for research use. Some of them are listed below.

– The R Datasets Package:
There are around 90 datasets available in the package. Most of them are small and easy to feed into functions in R.
See a list of data with the statement below:
> library(help=”datasets”)

– Frequent Itemset Mining Dataset Repository:
click-stream data, retail market basket data, traffic accident data and web html document data (large size!).
See the website also for implementations of many algorithms for frequent itemset and association rule mining.

– ACM KDD Cup:
the annual Data Mining and Knowledge Discovery competition organized by ACM SIGKDD, targeting real-world problems

– UCI KDD Archive:
an online repository of large data sets which encompasses a wide variety of data types, analysis tasks, and application areas

– UCI Machine Learning Repository:
a collection of databases, domain theories, and data generators

– CMU StatLib Datasets Archive

– Time Series Data Library:
a collection of about 800 time series drawn from many different fields

– EconData:
a source of economic time series data from Inforum, at the University of Maryland

– UCR Time Series Data Archive:
data for time series classification and clustering

– GeoDa Center:
A collection of spatial data

The links of above datasets are provided at RDataMining website, and more datasets will be added to the website later.

Yanchang Zhao
RDataMining: http://www.rdatamining.com
Twitter: http://www.twitter.com/RDataMining
Group on Linkedin: http://group.rdatamining.com
Group on Google: http://group2.rdatamining.com

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