The Epub data set contains the download history of documents from the
electronic publication platform of the Vienna University of Economics and
Business Administration. The data was recorded between Jan 2003 and Dec
2008.
Format
Object of class transactions
with 15729 transactions
and 936 items.
Item labels are document IDs of the form "doc_11d".
Session IDs and time stamps for transactions are also provided as transaction information.
Source
Provided by Michael Hahsler from the custom information system ePub-WU (which has since been replaced by eprint).
Examples
data(Epub)
inspect(head(Epub))
#> items transactionID TimeStamp
#> [1] {doc_154} session_4795 2003-01-02 01:59:00
#> [2] {doc_3d6} session_4797 2003-01-02 12:46:01
#> [3] {doc_16f} session_479a 2003-01-02 15:50:38
#> [4] {doc_11d, doc_1a7, doc_f4} session_47b7 2003-01-02 23:55:50
#> [5] {doc_83} session_47bb 2003-01-03 02:27:44
#> [6] {doc_11d} session_47c2 2003-01-03 15:18:04