import type { PictFactorsType, PictModelIssue, SourceLine } from './types';
export declare function splitValues(input: string): string[];
export declare function stripQuotes(s: string): string;
export declare function parseValue(raw: string, existing: Record<string, (string | number)[]>, aliases: Map<string, string>): {
    values: (string | number)[];
    isNegative: boolean;
    weight: number;
};
export declare function isParameterLine(trimmed: string): boolean;
export declare function parseParameters(lines: SourceLine[]): {
    factors: PictFactorsType;
    aliases: Map<string, string>;
    negatives: Map<string, Set<string | number>>;
    weights: {
        [factorKey: string]: {
            [index: number]: number;
        };
    };
    issues: PictModelIssue[];
};