org.apache.ignite.ml.math.primitives.vector.impl

## Class VectorizedViewMatrix

- java.lang.Object
- - org.apache.ignite.ml.math.primitives.vector.AbstractVector
  - - org.apache.ignite.ml.math.primitives.vector.impl.VectorizedViewMatrix

- All Implemented Interfaces:
    Externalizable, Serializable, Destroyable, MetaAttributes, Vector, StorageOpsMetrics

      public class VectorizedViewMatrix
      extends AbstractVector

  Row or column vector view off the matrix.
  See Also:
    Serialized Form

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from interface org.apache.ignite.ml.math.primitives.vector.Vector

      `Vector.Element`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `VectorizedViewMatrix()`
    `VectorizedViewMatrix(Matrix parent, int row, int col, int rowStride, int colStride)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Vector` | `copy()` Creates new copy of this vector.
    `boolean` | `equals(Object o)`
    `int` | `hashCode()`
    `Vector` | `like(int crd)` Creates new empty vector of the same underlying class but of different cardinality.
    `Matrix` | `likeMatrix(int rows, int cols)` Creates new matrix of compatible flavor with given size.
    `void` | `readExternal(ObjectInput in)`
    `void` | `writeExternal(ObjectOutput out)`

    - ### Methods inherited from class org.apache.ignite.ml.math.primitives.vector.AbstractVector

      `all, allSpliterator, assign, assign, assign, assign, checkCardinality, checkCardinality, checkCardinality, checkIndex, compute, copyOfRange, cross, destroy, divide, dot, dotSelf, foldMap, foldMap, get, getDistanceSquared, getElement, getLengthSquared, getMetaStorage, getRaw, getRawX, getStorage, getX, guid, increment, incrementX, isArrayBased, isDense, isNumeric, isZero, kNorm, logNormalize, logNormalize, makeElement, map, map, map, maxElement, maxValue, minElement, minus, minValue, nonZeroElements, nonZeroes, nonZeroSpliterator, normalize, normalize, plus, plus, set, setRaw, setRawX, setStorage, setX, size, sort, storageGet, storageGetRaw, storageSet, storageSetRaw, sum, times, times, toMatrix, toMatrixPlusOne, viewPart`

    - ### Methods inherited from class java.lang.Object

      `clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

    - ### Methods inherited from interface org.apache.ignite.ml.math.primitives.vector.Vector

      `asArray, labeled`

    - ### Methods inherited from interface org.apache.ignite.ml.math.MetaAttributes

      `getAttribute, hasAttribute, removeAttribute, setAttribute`

- - ### Constructor Detail

    - #### VectorizedViewMatrix

          public VectorizedViewMatrix()

    - #### VectorizedViewMatrix

          public VectorizedViewMatrix(Matrix parent,
                                      int row,
                                      int col,
                                      int rowStride,
                                      int colStride)

      Parameters:
        `parent` - Parent matrix.
        `row` - Starting row in the view.
        `col` - Starting column in the view.
        `rowStride` - Rows stride in the view.
        `colStride` - Columns stride in the view.

  - ### Method Detail

    - #### copy

          public Vector copy()

      Creates new copy of this vector.
      Specified by:
        `copy` in interface `Vector`
      Overrides:
        `copy` in class `AbstractVector`
      Returns:
        New copy vector.

    - #### like

          public Vector like(int crd)

      Creates new empty vector of the same underlying class but of different cardinality.
      Parameters:
        `crd` - Cardinality for new vector.
      Returns:
        New vector.

    - #### likeMatrix

          public Matrix likeMatrix(int rows,
                                   int cols)

      Creates new matrix of compatible flavor with given size.
      Parameters:
        `rows` - Number of rows.
        `cols` - Number of columns.
      Returns:
        New matrix.

    - #### writeExternal

          public void writeExternal(ObjectOutput out)
                             throws IOException

      Specified by:
        `writeExternal` in interface `Externalizable`
      Overrides:
        `writeExternal` in class `AbstractVector`
      Throws:
        `IOException`

    - #### readExternal

          public void readExternal(ObjectInput in)
                            throws IOException,
                                   ClassNotFoundException

      Specified by:
        `readExternal` in interface `Externalizable`
      Overrides:
        `readExternal` in class `AbstractVector`
      Throws:
        `IOException`
        `ClassNotFoundException`

    - #### hashCode

          public int hashCode()

      Overrides:
        `hashCode` in class `AbstractVector`

    - #### equals

          public boolean equals(Object o)

      Overrides:
        `equals` in class `AbstractVector`

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Release Date | : March 10 2021