mlens

<p>The MovieLens dataset, <a href="http://grouplens.org/">http://grouplens.org/</a>,
is a standard example in the recommender systems literature.  Here we
give demographic data for each user, plus the mean rating and number of
ratings.  One may explore, for instance, the relation between ratings
and age.</p>

Tools for linear, nonlinear and nonparametric regression
and classification.  Novel graphical methods for assessment
of parametric models using nonparametric methods. One
vs. All and All vs. All multiclass classification, optional
class probabilities adjustment.  Nonparametric regression
(k-NN) for general dimension, local-linear option.  Nonlinear
regression with Eickert-White method for dealing with
heteroscedasticity.  Utilities for converting time series
to rectangular form.  Utilities for conversion between
factors and indicator variables.  Some code related to
"Statistical Regression and Classification: from Linear
Models to Machine Learning", N. Matloff, 2017, CRC,
ISBN 9781498710916.

Norm Matloff

regtools

Regression and Classification Tools

mlens function

<p>The MovieLens dataset, <a href='http://grouplens.org/'>http://grouplens.org/</a>,
is a standard example in the recommender systems literature.  Here we
give demographic data for each user, plus the mean rating and number of
ratings.  One may explore, for instance, the relation between ratings
and age.</p>

mlens: MovieLens User Summary Data

Description

Arguments