genetic-search/es/stats.d.ts

Multiprocessing genetic algorithm implementation library

import type { BaseGenome, GenomeStats, GenomeStatsManagerInterface, PhenomeRow, Population, GenerationPhenomeMatrix, GenerationFitnessColumn, GenomeOrigin, StatSummary, GroupedStatSummary, PopulationSummaryManagerInterface, PopulationSummary, RangeStatSummary } from "./types";
/**
 * A manager for the statistics of a population of genomes.
 *
 * This class implements the [[GenomeStatsManagerInterface]] interface.
 *
 * @category Statistics
 */
export declare class GenomeStatsManager implements GenomeStatsManagerInterface<BaseGenome> {
    init(population: Population<BaseGenome>, origin: GenomeOrigin): void;
    update(population: Population<BaseGenome>, phenomeMatrix: GenerationPhenomeMatrix, fitnessColumn: GenerationFitnessColumn): void;
    initItem(genome: BaseGenome, origin: GenomeOrigin, parents?: BaseGenome[]): GenomeStats;
    /**
     * Updates the statistics of a genome.
     *
     * @param genome The genome to update.
     * @param phenome The phenome of the genome.
     * @param fitness The fitness of the genome.
     *
     * @returns The updated genome statistics.
     */
    protected updateItem(genome: BaseGenome, phenome: PhenomeRow, fitness: number): GenomeStats;
}
/**
 * A manager for the population summary.
 *
 * This class implements the [[PopulationSummaryManagerInterface]] interface.
 * It is used to manage the population summary, which is a summary of the
 * statistics of a population of genomes.
 *
 * @category Statistics
 */
export declare class PopulationSummaryManager implements PopulationSummaryManagerInterface<BaseGenome> {
    /**
     * The summary of the fitness of the population.
     */
    protected fitnessSummary: StatSummary;
    /**
     * The summary of the fitness of the population, grouped by origin.
     */
    protected groupedFitnessSummary: GroupedStatSummary;
    /**
     * The summary of the age of the population.
     */
    protected ageSummary: RangeStatSummary;
    /**
     * The ID of the best genome in the population.
     */
    protected bestGenomeId: number | undefined;
    /**
     * The number of generations since the best genome has changed.
     */
    protected stagnationCounter: number;
    /**
     * Constructs a new population summary manager.
     */
    constructor();
    get(): PopulationSummary;
    getRounded(precision: number): PopulationSummary;
    update(sortedPopulation: Population<BaseGenome>): void;
    /**
     * Updates the summary of the population.
     *
     * @param sortedStatsCollection The sorted collection of genome statistics.
     */
    protected updateSummary(sortedStatsCollection: GenomeStats[]): void;
    /**
     * Updates the grouped summary of the population.
     *
     * @param sortedStatsCollection The sorted collection of genome statistics.
     */
    protected updateGroupedSummary(sortedStatsCollection: GenomeStats[]): void;
    /**
     * Updates the summary of the age of the population.
     *
     * @param sortedStatsCollection The sorted collection of genome statistics.
     */
    protected updateAgeSummary(sortedStatsCollection: GenomeStats[]): void;
}