import { ColumnInfo, EColumnTypes, VisCategoricalValue, VisColumn, VisNumericalValue } from '../interfaces';
import { ICorrelationConfig } from './interfaces';
export declare function correlationMergeDefaultConfig(columns: VisColumn[], config: ICorrelationConfig): ICorrelationConfig;
export declare function getCorrelationMatrixData(columns: VisColumn[], numericalColumnDescs: ColumnInfo[]): Promise<{
    numericalColumns: {
        resolvedValues: (VisNumericalValue | VisCategoricalValue)[];
        type: EColumnTypes.NUMERICAL | EColumnTypes.CATEGORICAL;
        info: ColumnInfo;
    }[];
}>;
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