smile.projection

Interface LinearProjection

All Superinterfaces:

Projection<double[]>

All Known Implementing Classes:

GHA, PCA, PPCA, RandomProjection

public interface LinearProjection
extends Projection<double[]>

Linear projection.

Method Summary

Modifier and Type	Method and Description
smile.math.matrix.DenseMatrix	getProjection() Returns the projection matrix.
default double[]	project(double[] x) Project a data point to the feature space.
default double[][]	project(double[][] x) Project a set of data to the feature space.

Method Detail

getProjection

smile.math.matrix.DenseMatrix getProjection()

Returns the projection matrix. The dimension reduced data can be obtained by y = W * x.

project

default double[] project(double[] x)

Description copied from interface: Projection

Project a data point to the feature space.

Specified by:

project in interface Projection<double[]>

project

default double[][] project(double[][] x)

Description copied from interface: Projection

Project a set of data to the feature space.

Specified by:

project in interface Projection<double[]>