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ParamHelpers (version 1.3)

Helpers for parameters in black-box optimization, tuning and machine learning.

Description

A small package containing useful functions for parameter descriptions and operations in black-box optimization, tuning and machine learning.

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Version

Install

install.packages('ParamHelpers')

Monthly Downloads

70,057

Version

1.3

License

BSD_3_clause + file LICENSE

Maintainer

Bernd Bischl

Last Published

July 15th, 2014

Functions in ParamHelpers (1.3)

Create a description object for a parameter.

Add a new element to an optimization path.

Get y-vector or y-matrix from the optimization path.

Check parameter / parameter set for trafos.

getOptPathLength

Get the length of the optimization path.

Convert a data.frame row to list of parameter-value-lists.

Repairs values of numeric and integer parameters out side of constraints.

Returns type information for a parameter set.

Create a description object for a parameter of a machine learning algorithm.

setOptPathElDOB

Set the dates of birth of parameter values, in-place.

Generates a statistical design for a parameter set.

generateGridDesign

Generates a grid design for a parameter set.

Get column from the optimization path.

Dependent parameters whose requirements are not satisfied are represented by a scalar NA in the output.

Get end-of-life vector from the optimization path.

hasFiniteBoxConstraints

Checks if a parameter or each parameter of a parameter set has ONLY finite lower and upper bounds.

getOptPathExecTimes

Get exec-time vector from the optimization path.

Check parameter set for forbidden region.

getOptPathParetoFront

Get indices of pareto front of optimization path.

Dependent parameters whose requirements are not satisfied are represented by a scalar NA in the output.

Return defaults of parameters in parameter set.

getParamLengths

Return lengths of parameters in parameter set.

Get columns from the optimization path.

Check parameter / parameter set for requirements / dependencies.

Return number of parameters in set.

getParamTypeCounts

Returns information on the number of parameters of a each type.

Construct a parameter set.

convertParamSetToIrace

Converts a ParamSet object to a parameter object of the irace package.

Get lower / upper bounds and allowed discrete values for parameters.

Check if parameter value is valid.

getOptPathBestIndex

Get index of the best element from optimization path.

paramValueToString

Convert a value to a string.

Get an element from the optimization path.

removeMissingValues

Removes all scalar NAs from a parameter setting list.

Check whether parameter set contains a certain type.

Drop Params form ParamSet by ids.

extractParamSetFromSooFunction

Extracts ParamSet from soobench function.

as.data.frame.OptPathDF

Convert optimization path to data.frame.

Return ids of parameters in parameter set.

Transform optimization path.

discreteValueToName

Convert discrete value(s) to encoding name(s).

Check whether parameter setting lies in forbidden region of parameter set.

Get date-of-birth vector from the optimization path.

discreteNameToValue

Convert encoding name(s) to discrete value(s).

Create optimization path.

setOptPathElEOL

Set the end of life dates of parameter values, in-place.

Check parameter / parameter set contain ONLY a certain type.

Set components names for vector names

Transform a value.

Get parameter subset of only certain parameters.

Check whether parameter set is empty.

getOptPathErrorMessages

Get error-message vector from the optimization path.