MSWeb: Anonymous web data from www.microsoft.com

In recommenderlab: Lab for Developing and Testing Recommender Algorithms

Anonymous web data from www.microsoft.com

Description

Records the Vroots visited by users during a one-week period.

Usage

data(MSWeb)

Format

The format is: Formal class "binaryRatingMatrix".

Details

The data set was created by sampling and processing the www.microsoft.com logs. It records site use by 38,000 anonymous, randomly selected users. For each user, it lists all areas of the web site (Vroots) that the user visited during a one-week period in February 1998.

This data set contains 32,710 valid users and 285 Vroots.

Source

Asuncion, A., Newman, D.J. (2007). UCI Machine Learning Repository, Irvine, CA: University of California, School of Information and Computer Science. https://archive.ics.uci.edu/

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.

See Also

Other datasets: Jester5k, MovieLense

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")

recommenderlab documentation built on Oct. 5, 2026, 9:08 a.m.