import { Analysis } from 'base-analysis';
import type { MeasurementXYVariables } from 'cheminfo-types';
interface Options {
    xLabel: string;
    yLabel: string;
    scale: 'linear' | 'log';
    units: Record<string, string>;
}
/**
 * Unifies the densities of the variables.
 * @param label - The label of the variable.
 * @returns - Replaced label with boolean if it had a density word.
 */
export declare function getDensities(label: string): [string, boolean];
/**
 * Append the units to the measurement.
 * @param data - The data to be check the units.
 * @param knownUnits - Dictionary of known units.
 * @returns - Data with the units replaced.
 */
export declare function appendUnits(data: MeasurementXYVariables, knownUnits?: Record<string, string>): MeasurementXYVariables;
/**
 * Query the analysis for the variables.
 * @param analysis - The analysis to query all labels.
 * @returns - Main labels, scale and units.
 */
export declare function getLabels(analysis: Analysis): Options;
export {};
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