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wsrf (version 1.4.0)

Weighted Subspace Random Forest

Description

The wsrf package is a parallel implementation of the Weighted Subspace Random Forest algorithm proposed (wsrf). A novel variable weighting method is used for variable subspace selection in place of the traditional approach of random variable sampling. This new approach is particularly useful in building models for high dimensional data---often consisting of thousands of variables. Parallel computation is used to take advantage of multi-core machines and clusters of machines to build random forest models from high dimensional data with reduced elapsed times.

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Version

Install

install.packages('wsrf')

Monthly Downloads

363

Version

1.4.0

License

GPL (>= 2)

Maintainer

He Zhao

Last Published

May 30th, 2014

Functions in wsrf (1.4.0)

oobErrorRate.wsrf

Out-of-Bag Error Rate
predict.wsrf

Predict Method for wsrf Model
strength.wsrf

Strength
wsrfParallelInfo

Query about underlying parallel implementation information
wsrf

Build a Forest of Weighted Subspace Decision Trees
print.wsrf

Print Method for wsrf model
correlation.wsrf

Correlation
varCounts.wsrf

Number of Times of Variables Selected as Split Condition
summary.wsrf

Summarize a wsrf Model