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wsrf (version 1.5.14)

Weighted Subspace Random Forest for Classification

Description

A parallel implementation of Weighted Subspace Random Forest. The Weighted Subspace Random Forest algorithm was proposed in the International Journal of Data Warehousing and Mining, 8(2):44-63, 2012, proposed by Baoxun Xu, Joshua Zhexue Huang, Graham Williams, Qiang Wang, and Yunming Ye. The algorithm can classify very high-dimensional data with random forests built using small subspaces. A novel variable weighting method is used for variable subspace selection in place of the traditional random variable sampling.This new approach is particularly useful in building models from high-dimensional data.

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Version

Install

install.packages('wsrf')

Monthly Downloads

399

Version

1.5.14

License

GPL (>= 2)

Maintainer

He Zhao

Last Published

June 9th, 2015

Functions in wsrf (1.5.14)

oob.error.rate.wsrf

Out-of-Bag Error Rate
combine.wsrf

Combine Ensembles of Trees
wsrfParallelInfo

Query about underlying parallel implementation information
predict.wsrf

Predict Method for wsrf Model
subset.wsrf

Subset of a Forest
wsrf

Build a Forest of Weighted Subspace Decision Trees
print.wsrf

Print Method for wsrf model
varCounts.wsrf

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

Extract Variable Importance Measure
correlation.wsrf

Correlation
strength.wsrf

Strength