MSWeb

0th

Percentile

Anonymous web data from www.microsoft.com

Vroots visited by users in a one week timeframe.

Keywords
datasets
Usage
data(MSWeb)
Details

The data was created by sampling and processing the www.microsoft.com logs. The data records the use of www.microsoft.com by 38000 anonymous, randomly-selected users. For each user, the data lists all the areas of the web site (Vroots) that user visited in a one week timeframe in February 1998.

This dataset contains 32710 valid users and 285 Vroots.

Format

The format is: Formal class "binaryRatingMatrix".

Source

Asuncion, A., Newman, D.J. (2007). UCI Machine Learning Repository, Irvine, CA: University of California, School of Information and Computer Science. http://www.ics.uci.edu/~mlearn/MLRepository.html

References

J. Breese, D. Heckerman., C. Kadie (1998). Empirical Analysis of Predictive Algorithms for Collaborative Filtering, Proceedings of the Fourteenth Conference on Uncertainty in Artificial Intelligence, Madison, WI.

Aliases
  • MSWeb
Examples
data(MSWeb)
MSWeb

nratings(MSWeb)

## look at first two users
as(MSWeb[1:2,], "list")

## items per user
hist(rowCounts(MSWeb), main="Distribution of Vroots visited per user")
Documentation reproduced from package recommenderlab, version 0.2-1, License: GPL-2

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