VectorValue class

Value for storing vector embeddings in models.

モデル内でベクトル埋め込みを保存するための値。

Implemented types

• Comparable<VectorValue>

Annotations

• @immutable

Constructors

VectorValue({required List<double> vector, VectorDistanceMeasure measure = VectorDistanceMeasure.cosine})

Value for storing vector embeddings in models.

const

VectorValue.fromList(List<num> list, {VectorDistanceMeasure measure = VectorDistanceMeasure.cosine})

Create a VectorValue from a list of numbers.

factory

Properties

hashCode → int

The hash code for this object.

no setter, override

measure → VectorDistanceMeasure

The distance measure.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

vector → List<double>

The vector data.

final

Methods

compareTo(VectorValue other) → int

Compares this object to another object.

override

cosineSimilarity(VectorValue other) → double

Calculate cosine similarity with another vector.

dotProduct(VectorValue other) → double

Calculate dot product with another vector.

euclideanDistance(VectorValue other) → double

Calculate Euclidean distance with another vector.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

similarity(VectorValue other, {VectorDistanceMeasure measure = VectorDistanceMeasure.cosine}) → double

Calculate similarity with another vector using the specified measure.

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override