kmath-core/space.kscience.kmath.nd/ColumnStrides

ColumnStrides

class ColumnStrides(val shape: ShapeND) : Strides(source)

Column-first Strides. Columns are represented as continuous arrays

Constructors

ColumnStrides

constructor(shape: ShapeND)

Types

Companion

object Companion

Functions

asSequence

open override fun asSequence(): Sequence<IntArray>

Iterate over ND indices in a natural order

averageWith

fun <T, S : Group<T>, ScaleOperations<T>> Iterable<T>.averageWith(space: S): T

Returns an average value of elements in the iterable in this Group.

cumulative

inline fun <T, R> Iterable<T>.cumulative(initial: R, crossinline operation: (R, T) -> R): Iterable<R>

cumulativeSum

@JvmName(name = "cumulativeSumOfDouble")

fun Iterable<Double>.cumulativeSum(): Iterable<Double>

@JvmName(name = "cumulativeSumOfInt")

fun Iterable<Int>.cumulativeSum(): Iterable<Int>

@JvmName(name = "cumulativeSumOfLong")

fun Iterable<Long>.cumulativeSum(): Iterable<Long>

fun <T> Iterable<T>.cumulativeSum(ring: Ring<T>): Iterable<T>

Cumulative sum with custom space

equals

open operator override fun equals(other: Any?): Boolean

hashCode

open override fun hashCode(): Int

index

open override fun index(offset: Int): IntArray

Get multidimensional from linear

iterator

open operator override fun iterator(): Iterator<IntArray>

offset

open override fun offset(index: IntArray): Int

Get linear index from multidimensional index

sumWith

fun <T> Iterable<T>.sumWith(group: Group<T>): T

Returns the sum of all elements in the iterable in provided space.

sumWithGroupOf

inline fun <T, R> Iterable<T>.sumWithGroupOf(group: Group<R>, extractor: (T) -> R): R

Sum extracted elements of Iterable with given group

Properties

linearSize

open override val linearSize: Int

The size of linear buffer to accommodate all elements of ND-structure corresponding to strides

shape

open override val shape: ShapeND