Interface ReduceProvider

All Superinterfaces:

AlgorithmProvider

All Known Implementing Classes:

MulticoreReduceProvider

public interface ReduceProvider
extends AlgorithmProvider

Reduction operation algorithm provider.

Provides parallel reduction operations (sum, max, min, product) with CPU and GPU implementations.

Since:

1.2

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Method Summary

Modifier and Type	Method	Description
default String	getAlgorithmType()	Returns the unique category of the algorithm.
double	reduce(String operation, double[] input)	Reduces an array to a single value.
float	reduce(String operation, float[] input)	Reduces an array to a single value.
double	reduce(String operation, MemorySegment input, ValueLayout.OfDouble layout, long count)	Reduces a MemorySegment to a single value.
float	reduce(String operation, MemorySegment input, ValueLayout.OfFloat layout, long count)	Reduces a MemorySegment to a single value.
double	reduce(String operation, DoubleBuffer input, int size)	Deprecated. Use primitive array versions or MemorySegment-based versions for better performance.
Real	reduce(String operation, Real[] input)	Reduces an array to a single value.

Methods inherited from interface AlgorithmProvider

description, getMetadata, getName, getPriority, isAvailable, score, shutdown

Method Details

reduce

float reduce(String operation,
 float[] input)

Reduces an array to a single value.

Parameters:

operation - Reduction operation: "sum", "max", "min", "prod"

input - Input array

Returns:

Reduced value

reduce

double reduce(String operation,
 double[] input)

Reduces an array to a single value.

Parameters:

operation - Reduction operation: "sum", "max", "min", "prod"

input - Input array

Returns:

Reduced value

reduce

Real reduce(String operation,
 Real[] input)

Reduces an array to a single value.

Parameters:

operation - Reduction operation: "sum", "max", "min", "prod"

input - Input array

Returns:

Reduced value

reduce

float reduce(String operation,
 MemorySegment input,
 ValueLayout.OfFloat layout,
 long count)

Reduces a MemorySegment to a single value.

reduce

double reduce(String operation,
 MemorySegment input,
 ValueLayout.OfDouble layout,
 long count)

Reduces a MemorySegment to a single value.

reduce

@Deprecated
double reduce(String operation,
 DoubleBuffer input,
 int size)

Deprecated.

Use primitive array versions or MemorySegment-based versions for better performance.

Reduces an array to a single value (sum, max, min, etc.).

Parameters:

operation - Reduction operation: "sum", "max", "min", "prod"

input - Input buffer

size - Number of elements

Returns:

Reduced value

getAlgorithmType

default String getAlgorithmType()

Description copied from interface: AlgorithmProvider

Returns the unique category of the algorithm.

Specified by:

getAlgorithmType in interface AlgorithmProvider