org.apache.mxnet.io

ResizeIter

Related Doc: package io

class ResizeIter extends DataIter

Resize a DataIter to given number of batches per epoch. May produce incomplete batch in the middle of an epoch due to padding from internal iterator.

Linear Supertypes
DataIter, Iterator[DataBatch], TraversableOnce[DataBatch], GenTraversableOnce[DataBatch], AnyRef, Any
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Inherited
  1. ResizeIter
  2. DataIter
  3. Iterator
  4. TraversableOnce
  5. GenTraversableOnce
  6. AnyRef
  7. Any
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  1. Public
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Instance Constructors

  1. new ResizeIter(dataIter: DataIter, reSize: Int, resetInternal: Boolean = true)

    dataIter

    Internal data iterator.

    reSize

    number of batches per epoch to resize to.

    resetInternal

    whether to reset internal iterator on ResizeIter.reset

Type Members

  1. class GroupedIterator[B >: A] extends AbstractIterator[Seq[B]] with Iterator[Seq[B]]

    Definition Classes
    Iterator

Value Members

  1. final def !=(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Definition Classes
    AnyRef → Any
  3. def ++[B >: DataBatch](that: ⇒ GenTraversableOnce[B]): Iterator[B]

    Definition Classes
    Iterator
  4. def /:[B](z: B)(op: (B, DataBatch) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  5. def :\[B](z: B)(op: (DataBatch, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  6. final def ==(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  7. def addString(b: StringBuilder): StringBuilder

    Definition Classes
    TraversableOnce
  8. def addString(b: StringBuilder, sep: String): StringBuilder

    Definition Classes
    TraversableOnce
  9. def addString(b: StringBuilder, start: String, sep: String, end: String): StringBuilder

    Definition Classes
    TraversableOnce
  10. def aggregate[B](z: ⇒ B)(seqop: (B, DataBatch) ⇒ B, combop: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  11. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  12. def batchSize: Int

    Definition Classes
    ResizeIterDataIter
  13. def buffered: BufferedIterator[DataBatch]

    Definition Classes
    Iterator
  14. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  15. def collect[B](pf: PartialFunction[DataBatch, B]): Iterator[B]

    Definition Classes
    Iterator
    Annotations
    @migration
    Migration

    (Changed in version 2.8.0) collect has changed. The previous behavior can be reproduced with toSeq.

  16. def collectFirst[B](pf: PartialFunction[DataBatch, B]): Option[B]

    Definition Classes
    TraversableOnce
  17. def contains(elem: Any): Boolean

    Definition Classes
    Iterator
  18. def copyToArray[B >: DataBatch](xs: Array[B], start: Int, len: Int): Unit

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  19. def copyToArray[B >: DataBatch](xs: Array[B]): Unit

    Definition Classes
    TraversableOnce → GenTraversableOnce
  20. def copyToArray[B >: DataBatch](xs: Array[B], start: Int): Unit

    Definition Classes
    TraversableOnce → GenTraversableOnce
  21. def copyToBuffer[B >: DataBatch](dest: Buffer[B]): Unit

    Definition Classes
    TraversableOnce
  22. def corresponds[B](that: GenTraversableOnce[B])(p: (DataBatch, B) ⇒ Boolean): Boolean

    Definition Classes
    Iterator
  23. def count(p: (DataBatch) ⇒ Boolean): Int

    Definition Classes
    TraversableOnce → GenTraversableOnce
  24. def defaultBucketKey: AnyRef

    Definition Classes
    DataIter
  25. def drop(n: Int): Iterator[DataBatch]

    Definition Classes
    Iterator
  26. def dropWhile(p: (DataBatch) ⇒ Boolean): Iterator[DataBatch]

    Definition Classes
    Iterator
  27. def duplicate: (Iterator[DataBatch], Iterator[DataBatch])

    Definition Classes
    Iterator
  28. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  29. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  30. def exists(p: (DataBatch) ⇒ Boolean): Boolean

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  31. def filter(p: (DataBatch) ⇒ Boolean): Iterator[DataBatch]

    Definition Classes
    Iterator
  32. def filterNot(p: (DataBatch) ⇒ Boolean): Iterator[DataBatch]

    Definition Classes
    Iterator
  33. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  34. def find(p: (DataBatch) ⇒ Boolean): Option[DataBatch]

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  35. def flatMap[B](f: (DataBatch) ⇒ GenTraversableOnce[B]): Iterator[B]

    Definition Classes
    Iterator
  36. def fold[A1 >: DataBatch](z: A1)(op: (A1, A1) ⇒ A1): A1

    Definition Classes
    TraversableOnce → GenTraversableOnce
  37. def foldLeft[B](z: B)(op: (B, DataBatch) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  38. def foldRight[B](z: B)(op: (DataBatch, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  39. def forall(p: (DataBatch) ⇒ Boolean): Boolean

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  40. def foreach[U](f: (DataBatch) ⇒ U): Unit

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  41. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  42. def getData(): IndexedSeq[NDArray]

    get data of current batch

    get data of current batch

    returns

    the data of current batch

    Definition Classes
    ResizeIterDataIter
  43. def getIndex(): IndexedSeq[Long]

    Get the index of current batch

    Get the index of current batch

    returns

    the index of current batch

    Definition Classes
    ResizeIterDataIter
  44. def getLabel(): IndexedSeq[NDArray]

    Get label of current batch

    Get label of current batch

    returns

    the label of current batch

    Definition Classes
    ResizeIterDataIter
  45. def getPad(): Int

    Get the number of padding examples in current batch

    Get the number of padding examples in current batch

    returns

    number of padding examples in current batch

    Definition Classes
    ResizeIterDataIter
  46. def grouped[B >: DataBatch](size: Int): GroupedIterator[B]

    Definition Classes
    Iterator
  47. def hasDefiniteSize: Boolean

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  48. def hasNext: Boolean

    Definition Classes
    ResizeIter → Iterator
  49. def hashCode(): Int

    Definition Classes
    AnyRef → Any
  50. def indexOf[B >: DataBatch](elem: B): Int

    Definition Classes
    Iterator
  51. def indexWhere(p: (DataBatch) ⇒ Boolean): Int

    Definition Classes
    Iterator
  52. def isEmpty: Boolean

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  53. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  54. def isTraversableAgain: Boolean

    Definition Classes
    Iterator → GenTraversableOnce
  55. def length: Int

    Definition Classes
    Iterator
  56. def map[B](f: (DataBatch) ⇒ B): Iterator[B]

    Definition Classes
    Iterator
  57. def max[B >: DataBatch](implicit cmp: Ordering[B]): DataBatch

    Definition Classes
    TraversableOnce → GenTraversableOnce
  58. def maxBy[B](f: (DataBatch) ⇒ B)(implicit cmp: Ordering[B]): DataBatch

    Definition Classes
    TraversableOnce → GenTraversableOnce
  59. def min[B >: DataBatch](implicit cmp: Ordering[B]): DataBatch

    Definition Classes
    TraversableOnce → GenTraversableOnce
  60. def minBy[B](f: (DataBatch) ⇒ B)(implicit cmp: Ordering[B]): DataBatch

    Definition Classes
    TraversableOnce → GenTraversableOnce
  61. def mkString: String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  62. def mkString(sep: String): String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  63. def mkString(start: String, sep: String, end: String): String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  64. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  65. def next(): DataBatch

    get next data batch from iterator

    get next data batch from iterator

    returns

    Definition Classes
    ResizeIterDataIter → Iterator
    Annotations
    @throws( classOf[NoSuchElementException] )
  66. def nonEmpty: Boolean

    Definition Classes
    TraversableOnce → GenTraversableOnce
  67. final def notify(): Unit

    Definition Classes
    AnyRef
  68. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  69. def padTo[A1 >: DataBatch](len: Int, elem: A1): Iterator[A1]

    Definition Classes
    Iterator
  70. def partition(p: (DataBatch) ⇒ Boolean): (Iterator[DataBatch], Iterator[DataBatch])

    Definition Classes
    Iterator
  71. def patch[B >: DataBatch](from: Int, patchElems: Iterator[B], replaced: Int): Iterator[B]

    Definition Classes
    Iterator
  72. def product[B >: DataBatch](implicit num: Numeric[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  73. def provideDataDesc: IndexedSeq[DataDesc]

    Definition Classes
    ResizeIterDataIter
  74. def provideLabelDesc: IndexedSeq[DataDesc]

    Definition Classes
    ResizeIterDataIter
  75. def reduce[A1 >: DataBatch](op: (A1, A1) ⇒ A1): A1

    Definition Classes
    TraversableOnce → GenTraversableOnce
  76. def reduceLeft[B >: DataBatch](op: (B, DataBatch) ⇒ B): B

    Definition Classes
    TraversableOnce
  77. def reduceLeftOption[B >: DataBatch](op: (B, DataBatch) ⇒ B): Option[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  78. def reduceOption[A1 >: DataBatch](op: (A1, A1) ⇒ A1): Option[A1]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  79. def reduceRight[B >: DataBatch](op: (DataBatch, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  80. def reduceRightOption[B >: DataBatch](op: (DataBatch, B) ⇒ B): Option[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  81. def reset(): Unit

    reset the iterator

    reset the iterator

    Definition Classes
    ResizeIterDataIter
  82. def reversed: List[DataBatch]

    Attributes
    protected[this]
    Definition Classes
    TraversableOnce
  83. def sameElements(that: Iterator[_]): Boolean

    Definition Classes
    Iterator
  84. def scanLeft[B](z: B)(op: (B, DataBatch) ⇒ B): Iterator[B]

    Definition Classes
    Iterator
  85. def scanRight[B](z: B)(op: (DataBatch, B) ⇒ B): Iterator[B]

    Definition Classes
    Iterator
  86. def seq: Iterator[DataBatch]

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  87. def size: Int

    Definition Classes
    TraversableOnce → GenTraversableOnce
  88. def slice(from: Int, until: Int): Iterator[DataBatch]

    Definition Classes
    Iterator
  89. def sliding[B >: DataBatch](size: Int, step: Int): GroupedIterator[B]

    Definition Classes
    Iterator
  90. def span(p: (DataBatch) ⇒ Boolean): (Iterator[DataBatch], Iterator[DataBatch])

    Definition Classes
    Iterator
  91. def sum[B >: DataBatch](implicit num: Numeric[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  92. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  93. def take(n: Int): Iterator[DataBatch]

    Definition Classes
    Iterator
  94. def takeWhile(p: (DataBatch) ⇒ Boolean): Iterator[DataBatch]

    Definition Classes
    Iterator
  95. def to[Col[_]](implicit cbf: CanBuildFrom[Nothing, DataBatch, Col[DataBatch]]): Col[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  96. def toArray[B >: DataBatch](implicit arg0: ClassTag[B]): Array[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  97. def toBuffer[B >: DataBatch]: Buffer[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  98. def toIndexedSeq: IndexedSeq[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  99. def toIterable: Iterable[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  100. def toIterator: Iterator[DataBatch]

    Definition Classes
    Iterator → GenTraversableOnce
  101. def toList: List[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  102. def toMap[T, U](implicit ev: <:<[DataBatch, (T, U)]): Map[T, U]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  103. def toSeq: Seq[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  104. def toSet[B >: DataBatch]: Set[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  105. def toStream: Stream[DataBatch]

    Definition Classes
    Iterator → GenTraversableOnce
  106. def toString(): String

    Definition Classes
    Iterator → AnyRef → Any
  107. def toTraversable: Traversable[DataBatch]

    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  108. def toVector: Vector[DataBatch]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  109. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  110. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  111. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  112. def withFilter(p: (DataBatch) ⇒ Boolean): Iterator[DataBatch]

    Definition Classes
    Iterator
  113. def zip[B](that: Iterator[B]): Iterator[(DataBatch, B)]

    Definition Classes
    Iterator
  114. def zipAll[B, A1 >: DataBatch, B1 >: B](that: Iterator[B], thisElem: A1, thatElem: B1): Iterator[(A1, B1)]

    Definition Classes
    Iterator
  115. def zipWithIndex: Iterator[(DataBatch, Int)]

    Definition Classes
    Iterator

Deprecated Value Members

  1. def provideData: ListMap[String, Shape]

    Definition Classes
    ResizeIterDataIter
    Annotations
    @deprecated
    Deprecated
  2. def provideLabel: ListMap[String, Shape]

    Definition Classes
    ResizeIterDataIter
    Annotations
    @deprecated
    Deprecated

Inherited from DataIter

Inherited from Iterator[DataBatch]

Inherited from TraversableOnce[DataBatch]

Inherited from GenTraversableOnce[DataBatch]

Inherited from AnyRef

Inherited from Any

Ungrouped