Module: Rumale::Base::Transformer

Included in:
Decomposition::FactorAnalysis, Decomposition::FastICA, Decomposition::NMF, Decomposition::PCA, Decomposition::SparsePCA, FeatureExtraction::FeatureHasher, FeatureExtraction::HashVectorizer, FeatureExtraction::TfidfTransformer, KernelApproximation::Nystroem, KernelApproximation::RBF, KernelMachine::KernelFDA, KernelMachine::KernelPCA, Manifold::HessianEigenmaps, Manifold::LaplacianEigenmaps, Manifold::LocalTangentSpaceAlignment, Manifold::LocallyLinearEmbedding, Manifold::MDS, Manifold::TSNE, MetricLearning::FisherDiscriminantAnalysis, MetricLearning::LocalFisherDiscriminantAnalysis, MetricLearning::MLKR, MetricLearning::NeighbourhoodComponentAnalysis, Preprocessing::BinDiscretizer, Preprocessing::Binarizer, Preprocessing::KernelCalculator, Preprocessing::L1Normalizer, Preprocessing::L2Normalizer, Preprocessing::LabelBinarizer, Preprocessing::LabelEncoder, Preprocessing::MaxAbsScaler, Preprocessing::MaxNormalizer, Preprocessing::MinMaxScaler, Preprocessing::OneHotEncoder, Preprocessing::OrdinalEncoder, Preprocessing::PolynomialFeatures, Preprocessing::StandardScaler
Defined in:
rumale-core/lib/rumale/base/transformer.rb

Overview

Module for all transfomers in Rumale.

Instance Method Summary collapse

Instance Method Details

#fit ⇒ Object

An abstract method for fitting a model.

Raises:

  • (NotImplementedError) 


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# File 'rumale-core/lib/rumale/base/transformer.rb', line 10

def fit
  raise NotImplementedError, "#{__method__} has to be implemented in #{self.class}."
end

#fit_transform ⇒ Object

An abstract method for fitting a model and transforming given data.

Raises:

  • (NotImplementedError) 


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# File 'rumale-core/lib/rumale/base/transformer.rb', line 15

def fit_transform
  raise NotImplementedError, "#{__method__} has to be implemented in #{self.class}."
end