BinarySparseSequenceDataset

java.lang.Object

smile.data.SimpleDataset<int[][],int[]>

smile.data.BinarySparseSequenceDataset

All Implemented Interfaces:: Iterable<SampleInstance<int[][],int[]>>, Dataset<int[][],int[]>

public class BinarySparseSequenceDataset extends SimpleDataset<int[][],int[]>

Binary sparse sequence dataset. Each sequence element has sparse binary feature values.

Constructor Summary

Constructors

Constructor

Description

BinarySparseSequenceDataset(int p, int k, List<SampleInstance<int[][],int[]>> data)

Constructor.
Method Summary

Modifier and Type

Method

Description

int

k()

Returns the number of classes of sequence elements.

static BinarySparseSequenceDataset

load(Path path)

Loads a sparse sequence dataset.

int

p()

Returns the number of features of sequence elements.

Tuple[][]

seq()

Returns the sequence data.

int[][]

tag()

Returns the sequence element label.

int[][]

x()

Returns the flatten sequence data.

int[]

y()

Returns the flatten sequence element label.

Methods inherited from class smile.data.SimpleDataset
get, iterator, size, stream, toList

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface smile.data.Dataset
apply, batch, isEmpty, toString

Methods inherited from interface java.lang.Iterable
forEach, spliterator

Constructor Details
- BinarySparseSequenceDataset
  
  public BinarySparseSequenceDataset(int p, int k, List<SampleInstance<int[][],int[]>> data)
  
  Constructor.
  
  Parameters:
  
  p - The number of features of sequence elements.
  
  k - The number of classes of sequence elements.
  
  data - The sample instances.
Method Details
- p
  
  public int p()
  
  Returns the number of features of sequence elements.
  
  Returns:
  
  the number of features of sequence elements.
- k
  
  public int k()
  
  Returns the number of classes of sequence elements.
  
  Returns:
  
  the number of classes of sequence elements.
- seq
  
  public Tuple[][] seq()
  
  Returns the sequence data.
  
  Returns:
  
  the sequence data.
- tag
  
  public int[][] tag()
  
  Returns the sequence element label.
  
  Returns:
  
  the sequence element label.
- x
  
  public int[][] x()
  
  Returns the flatten sequence data.
  
  Returns:
  
  the flatten sequence data.
- y
  
  public int[] y()
  
  Returns the flatten sequence element label.
  
  Returns:
  
  the flatten sequence element label.
- load
  
  public static BinarySparseSequenceDataset load(Path path) throws IOException
  
  Loads a sparse sequence dataset.
  
  Parameters:
  
  path - the path to data file.
  
  Returns:
  
  the sparse sequence dataset.
  
  Throws:
  
  IOException - when fails to read the file.