import * as natural from "natural";
export interface SentenceScore {
    sentence: string;
    score: number;
}
export interface ISentenceScorer {
    scoreSentences(sentences: string[], freqMap: {
        [key: string]: number;
    }): SentenceScore[];
}
export declare class FrequencyScorer implements ISentenceScorer {
    private wordTokenizer;
    constructor(wordTokenizer: natural.WordTokenizer);
    scoreSentences(sentences: string[], freqMap: {
        [key: string]: number;
    }): SentenceScore[];
}