ts-trueskill/dist/src/factorgraph.d.ts

Port of python trueskill package in TypeScript

import { SkillGaussian } from './mathematics.js';
import type { Rating } from './rating.js';
export declare class Variable extends SkillGaussian {
    messages: Record<string, SkillGaussian>;
    setVal(val: Variable | SkillGaussian): number;
    delta(other: Variable | SkillGaussian): number;
    updateMessage(factor: LikelihoodFactor | SumFactor | PriorFactor, pi?: number, tau?: number, message?: SkillGaussian): number;
    updateValue(factor: TruncateFactor | PriorFactor, pi?: number, tau?: number, value?: SkillGaussian): number;
    toString(): string;
}
export declare class Factor {
    vars: Variable[];
    readonly uuid: string;
    constructor(vars: Variable[]);
    down(): number;
    up(): number;
    get v(): Variable;
    toString(): string;
}
export declare class PriorFactor extends Factor {
    readonly val: Rating;
    readonly dynamic: number;
    constructor(v: Variable, val: Rating, dynamic?: number);
    down(): number;
}
export declare class LikelihoodFactor extends Factor {
    readonly mean: Variable;
    readonly value: Variable;
    readonly variance: number;
    constructor(mean: Variable, value: Variable, variance: number);
    calcA(v: SkillGaussian): number;
    down(): number;
    up(): number;
}
export declare class SumFactor extends Factor {
    readonly sum: Variable;
    readonly terms: Variable[];
    readonly coeffs: number[];
    constructor(sum: Variable, terms: Variable[], coeffs: number[]);
    down(): number;
    up(index?: number): number;
    update(v: Variable, vals: Variable[], msgs: SkillGaussian[], coeffs: number[]): number;
}
export declare class TruncateFactor extends Factor {
    readonly vFunc: (a: number, b: number) => number;
    readonly wFunc: (a: number, b: number) => number;
    readonly drawMargin: number;
    constructor(v: Variable, vFunc: (a: number, b: number) => number, wFunc: (a: number, b: number) => number, drawMargin: number);
    up(): number;
}