News for Package 'wsrf'

Changes in wsrf version 1.7.30 (2022-12-27)

Bug Fixes

• Replace sprintf with snprintf.

Changes in wsrf version 1.7.27 (2022-03-13)

CRAN Checks

• Drop the dependency on rattle.data since it's not available.

Documentation

• Use the iris dataset in examples.

• Remove dependencies on party and markdown.

• Correct typos.

Changes in wsrf version 1.7.22 (2021-10-10)

Documentation

• Replace JSS URLs with DOIs.

Changes in wsrf version 1.7.21 (2021-04-28)

Documentation

• Correct invalid links in NEWS.

Changes in wsrf version 1.7.20 (2021-04-24)

Bug Fixes

• Correct the uninitialized variable pos in src/c4_5_var_selector.cpp.

CRAN Checks

• Suggest markdown and rmarkdown as dependency (See Move the markdown package from Imports to Suggests #1864).

Documentation

• Add authors' ORCID identifiers.

• Change http to https.

Changes in wsrf version 1.7.17 (2017-09-25)

Bug Fixes

• Use rattle.data for datasets instead of rattle.

Changes in wsrf version 1.7.13 (2017-04-17)

CRAN Checks

• Remove deprecated Make variables with prefix CXX1X (CHANGES IN R 3.4.0).

Changes in wsrf version 1.7.10 (2017-03-28)

Enhancements

• Increase the responsiveness when user interrupt.

• Add registration for native routines.

Bug Fixes

• Segment fault and memory not mapped when user interrupt.

Documentation

• Add description for installation from GitHub.

• Add citation info.

Changes in wsrf version 1.7.0 (2016-10-27)

Changes

• Change the output of predict.wsrf to be a list of predictions of different types.

Bug Fixes

• Fix bug introduced in version 1.6.25 when adding wsrf.default for separate inputs and response.

Enhancements

• Throw more informative error when variable (attribute) not found in newdata of predict.wsrf.

• Add interrupt check in predict.wsrf.

Changes in wsrf version 1.6.25 (2016-09-10)

New Features

• Add a new argument nodesize to change the minimum node size.

• Add a method wsrf.default to deal with separate inputs (x) and response (y), besides wsrf.formula with formula.

Changes

• Drop support of Boost for multithreading.

Enhancements

• Speed up data loading in wsrf and predict.

Misc

• Add subject classifications for the content of the package.

• Add badges in README.

Changes in wsrf version 1.5.46 (2016-07-11)

Bug Fixes

• Fix undefined column error when column name is a non-syntactic name, such as names contain whitespace.

• Fix failure to switch to the code for the right compiler version.

Documentation

• Add URL and BugReports into DESCRIPTION.

Changes in wsrf version 1.5.29 (2015-10-10)

Bug Fixes

• Fix out-of-bound access bug triggered by passing test data without the column of target variable.

Changes in wsrf version 1.5.24 (2015-07-07)

Bug Fixes

• Add missing imports to correct the NOTEs from the newly added check item of R-devel on 2015-06-29.

• Correct the URLs of CRAN package pages to their canonical form in the documentation.

Documentation

• Add more examples in the manual.

• Update documentation.

• Change vignette from Rnw to Rmd.

Changes in wsrf version 1.5.14 (2015-06-09)

Bug Fixes

• Negative information gain when splitting nodes leads to -nan when normalized by sqrt().

• No-matched predicted results when predict type is "prob" (Thank Erich Studerus for reporting this bug).

• Fix a bug when assessing variable importance: Vector out of range access.

Misc

• Update documentation: Make it clear that the internal algorithm used.

• Move all predict functionality from R into C++ code.

• Correct all compilation warnings on Windows, Linux, and OS X and errors from memtest.

Changes in wsrf version 1.5.0 (2015-05-24)

New Features

• Add new function subset to get a sub-forest from a wsrf model.

• Add new function combine to merge multiple wsrf models into bigger one.

• Add confusion, oot.times, predicted, useweights, mtry in the wsrf model list.

• Add clusterlogfile in the parameter list of function wsrf for debug.

Changes

• Function predict.wsrf returns NAs when there are missing values in newdata.

• Remove function summary.wsrf, moving its functionality into print.wsrf, so that the default outputs of print.wsrf gives a summary of the model.

• Tree structure printed by function print.wsrf is slightly different from previous version: Decisions from the same test node (internal node) have the same item number.

• Function oobErrorRate is renamed into oob.error.rate and made as generic.

Enhancements

• Refactor code, making rooms for future modifications: Remove unused code; Redefine some classes.

• Operate on R objects directly in C++ code instead of copied ones.

• Improve time performance.

Bug Fixes

• Correct weighted random sampling.

Misc

• Replace srand() with R RNG functions.

Changes in wsrf version 1.4.0 (2014-05-28)

New Features

• Add new function wsrfParallelInfo for querying the underlying parallel implementation (parallel or not).

Bug Fixes

• The predict method requires a dummy outcome column to be in the new data (Thank Max Kuhn for reporting this bug).

Minor Changes

• Adapt R's make variable CXX_STD to configure installation.

• List packages used by vignettes code in DESCRIPTION.

Documentation

• Let R to build the vignettes so that it can be visible on wsrf.

Changes in wsrf version 1.3.0 (2014-02-08)

• added documents:

  • vignettes

  • README.Rd

  • NEWS.md

• provided Windows support (no multi-threading functionality, but can run in distributed way)

• bug fixed: when used in distributed environment, variable name info is missing, therefore, "Error: Training Set is empty" occurs.