calculate inverse document frequency between two double - Java java.lang

Java examples for java.lang:double

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Description

calculate inverse document frequency between two double

Demo Code


//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        double docN = 2.45678;
        double docNt = 2.45678;
        System.out.println(calcIDF(docN, docNt));
    }/*from   w  w w .j  ava  2s . c  o m*/

    /**
     * @param docN
     * @param docNt number of doc having the term t
     * @return
     */
    public static double calcIDF(double docN, double docNt) {

        return Math.log10((double) docN / (double) docNt);
    }
}

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