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.

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

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
Group on Linkedin:
Group on Google:

About Yanchang Zhao

I am a data scientist, using R for data mining applications. My work on R and data mining:; Twitter; Group on Linkedin; and Group on Google.
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8 Responses to Datasets to Practice Your Data Mining

  1. Castro says:

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  3. Said-Ul-Haq says:

    Sir is there any Blog dataset??
    I need Blog dataset please refer me the link, I need it for my thesis.

    Thanks in advance.

  4. Pingback: Big Dadasets « Tarek Hoteit

  5. Natnael says:

    Is there free dataset for job posting websites like linkedin or similar?Is there free dataset for linkedin?

  6. Nico says:

    if you want, you can create your own datasets here.
    (I created this free tool to do practice with R in my university)

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