minorpro.BitsUtility.java Source code

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Here is the source code for minorpro.BitsUtility.java

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/*
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package minorpro;

import weka.core.Instance;

public class BitsUtility {

    public static String convertToBits(Instance ins) {
        String bits = "";
        for (int i = 0; i < ins.numAttributes() - 1; i++) {
            double d = 0, a = ins.value(i);
            switch (i) {
            case 0:
                d = (a + 7) / 2;
                break;
            case 1:
                d = a - 4;
                break;
            case 2:
            case 3:
                d = a;
                break;
            }

            bits = bits + intToBits(d);
        }
        return bits;
    }

    public static String intToBits(double x) {
        int s = new Double(x).intValue();
        String b = Integer.toBinaryString(s);
        int len = b.length();
        if (len < 4) {
            for (int i = 0; i < 4 - len; i++) {
                b = "0" + b;
            }

        }
        return b;
    }

    public static boolean[] generate(Instance ins) {
        String str = convertToBits(ins);
        boolean[] bs = new boolean[16];
        for (int i = 0; i < str.length(); i++) {
            char a = str.charAt(i);
            bs[i] = a == '1';
        }
        return bs;
    }

    public static String prnBS(boolean[] bs) {
        int len = bs.length;
        char[] a = new char[len];
        for (int i = 0; i < len; i++) {
            if (bs[i]) {
                a[i] = '1';
            } else {
                a[i] = '0';
            }
        }
        String str = new String(a);
        return str;
    }
}