VectorGenerator (Ignite 8.9.23-p1)

All Superinterfaces:

Supplier<Vector>

All Known Implementing Classes:

ParametricVectorGenerator, VectorGeneratorsFamily
```
public interface VectorGenerator
extends Supplier<Vector>
```
Basic interface for pseudorandom vectors generators.

Method Summary

All Methods Instance Methods Default Methods
Modifier and Type	Method and Description
`default DataStreamGenerator`	`asDataStream()` Conterts vectors generator to unlabeled data stream generator.
`default VectorGenerator`	`concat(RandomProducer producer)` Creates new generator by concatenation of vectors of this generator and random producer.
`default VectorGenerator`	`concat(VectorGenerator other)` Creates new generator by concatenation of vectors of this generator and other.
`default VectorGenerator`	`duplicateRandomFeatures(int increaseSize)` Increase vectors of generator by increaseSize and sets to new values random selected feature values from already set components.
`default VectorGenerator`	`duplicateRandomFeatures(int increaseSize, Long seed)` Increase vectors of generator by increaseSize and sets to new values random selected feature values from already set components.
`default VectorGenerator`	`filter(IgnitePredicate<Vector> predicate)` Filters values of vector generator using predicate.
`default VectorGenerator`	`map(IgniteFunction<Vector,Vector> mapper)` Maps values of vector generator using mapper.
`default VectorGenerator`	`move(Vector v)` Moves all vectors to other position by summing with input vector.
`default VectorGenerator`	`noisify(RandomProducer randomProducer)` Adds noize to all components of generated vectors.
`default VectorGenerator`	`plus(VectorGenerator other)` Creates new generator by sum of vectors of this generator and other.
`default VectorGenerator`	`rotate(double angle)` Rotate first two components of all vectors of generator by angle around zero.
`default VectorGenerator`	`rotate(double angle, int firstComponent, int secondComponent)` Rotate selected two components of all vectors of generator by angle around zero.
`default VectorGenerator`	`shuffle()` Creates a permanent rearrangement mapping of features in vector and applies this rearrangement for each vectors of current generator.
`default VectorGenerator`	`shuffle(Long seed)` Creates a permanent rearrangement mapping of features in vector and applies this rearrangement for each vectors of current generator.

Methods inherited from interface java.util.function.Supplier
get

- Method Detail
  - map
```
default VectorGenerator map(IgniteFunction<Vector,Vector> mapper)
```
    Maps values of vector generator using mapper.
    
    Parameters:
    
    mapper - Mapper.
    
    Returns:
    
    Vector generator with mapped vectors.
  - filter
```
default VectorGenerator filter(IgnitePredicate<Vector> predicate)
```
    Filters values of vector generator using predicate.
    
    Parameters:
    
    predicate - Predicate.
    
    Returns:
    
    Vector generator with filtered vectors.
  - concat
```
default VectorGenerator concat(VectorGenerator other)
```
    Creates new generator by concatenation of vectors of this generator and other.
    
    Parameters:
    
    other - Other.
    
    Returns:
    
    Generator of concatenated vectors.
  - concat
```
default VectorGenerator concat(RandomProducer producer)
```
    Creates new generator by concatenation of vectors of this generator and random producer.
    
    Parameters:
    
    producer - Producer.
    
    Returns:
    
    Generator of concatenated vector and noize.
  - plus
```
default VectorGenerator plus(VectorGenerator other)
```
    Creates new generator by sum of vectors of this generator and other.
    
    Parameters:
    
    other - Other.
    
    Returns:
    
    Generator of vector sums.
  - shuffle
```
default VectorGenerator shuffle()
```
    Creates a permanent rearrangement mapping of features in vector and applies this rearrangement for each vectors of current generator.
    
    Returns:
    
    Generator of vectors with shuffled features.
  - shuffle
```
default VectorGenerator shuffle(Long seed)
```
    Creates a permanent rearrangement mapping of features in vector and applies this rearrangement for each vectors of current generator.
    
    Parameters:
    
    seed - Seed.
    
    Returns:
    
    Generator of vectors with shuffled features.
  - duplicateRandomFeatures
```
default VectorGenerator duplicateRandomFeatures(int increaseSize)
```
    Increase vectors of generator by increaseSize and sets to new values random selected feature values from already set components.
    
    Parameters:
    
    increaseSize - Increase size.
    
    Returns:
    
    Generator.
  - duplicateRandomFeatures
```
default VectorGenerator duplicateRandomFeatures(int increaseSize,
                                                Long seed)
```
    Increase vectors of generator by increaseSize and sets to new values random selected feature values from already set components.
    
    Parameters:
    
    increaseSize - Increase size.
    
    seed - Seed.
    
    Returns:
    
    Generator.
  - move
```
default VectorGenerator move(Vector v)
```
    Moves all vectors to other position by summing with input vector.
    
    Parameters:
    
    v - Vector.
    
    Returns:
    
    Generator with old vectors plus input vector.
  - rotate
```
default VectorGenerator rotate(double angle)
```
    Rotate first two components of all vectors of generator by angle around zero.
    
    Parameters:
    
    angle - Angle.
    
    Returns:
    
    Generator.
  - rotate
```
default VectorGenerator rotate(double angle,
                               int firstComponent,
                               int secondComponent)
```
    Rotate selected two components of all vectors of generator by angle around zero.
    
    Parameters:
    
    angle - Angle.
    
    firstComponent - First component id.
    
    secondComponent - Second component id.
    
    Returns:
    
    Generator.
  - noisify
```
default VectorGenerator noisify(RandomProducer randomProducer)
```
    Adds noize to all components of generated vectors.
    
    Parameters:
    
    randomProducer - Random producer.
    
    Returns:
    
    Generator.
  - asDataStream
```
default DataStreamGenerator asDataStream()
```
    Conterts vectors generator to unlabeled data stream generator.
    
    Returns:
    
    Data stream generator.

Interface VectorGenerator

Method Summary

Methods inherited from interface java.util.function.Supplier

Method Detail

map

filter

concat

concat

plus

shuffle

shuffle

duplicateRandomFeatures

duplicateRandomFeatures

move

rotate

rotate

noisify

asDataStream