org.nd4j.linalg.dataset.api.preprocessor.stats.NormalizerStats Maven / Gradle / Ivy
package org.nd4j.linalg.dataset.api.preprocessor.stats;
import org.nd4j.linalg.api.ndarray.INDArray;
import java.io.Serializable;
/**
* Interface for certain statistics about a population of data.
* Can be constructed incrementally by using the Builder, which is useful for obtaining these statistics from an
* iterator.
*
* @author Ede Meijer
*/
public interface NormalizerStats extends Serializable {
interface Builder {
Builder addFeatures(org.nd4j.linalg.dataset.api.DataSet dataSet);
/**
* Add the labels of a DataSet to the statistics
*/
Builder addLabels(org.nd4j.linalg.dataset.api.DataSet dataSet);
/**
* Add rows of data to the statistics
*
* @param data the matrix containing multiple rows of data to include
* @param mask (optionally) the mask of the data, useful for e.g. time series
*/
Builder add(INDArray data, INDArray mask);
/**
* Builder pattern
* @return
*/
S build();
}
}