@astermind/astermind-synth/dist/core/CharacterEmbeddings.d.ts

OmegaSynth - Label-Conditioned Synthetic Data Generator for AsterMind ELM/KELM Pipelines

/**
 * CharacterEmbeddings - Learn character embeddings for better semantic representation
 * Provides continuous vector representations of characters
 */
export declare class CharacterEmbeddings {
    private embeddings;
    private embeddingSize;
    private vocab;
    constructor(embeddingSize?: number);
    /**
     * Build embeddings from training samples
     */
    build(samples: string[]): void;
    /**
     * Learn embeddings based on character co-occurrence
     */
    private learnCoOccurrences;
    /**
     * Get embedding for a character
     */
    getEmbedding(char: string): number[];
    /**
     * Encode a string to embedding vectors
     */
    encode(str: string, maxLength: number): number[][];
    /**
     * Decode embedding vectors to string (find closest character)
     */
    decode(embeddings: number[][], vocab: string[]): string;
    /**
     * Calculate Euclidean distance between two embeddings
     */
    private euclideanDistance;
    /**
     * Get vocabulary size
     */
    getVocabSize(): number;
    /**
     * Get all characters in vocabulary
     */
    getVocab(): string[];
}