Mam2Tsk.java

/***********************************************************************

	This file is part of KEEL-software, the Data Mining tool for regression, 
	classification, clustering, pattern mining and so on.

	Copyright (C) 2004-2010
	
	F. Herrera (herrera@decsai.ugr.es)
    L. S�nchez (luciano@uniovi.es)
    J. Alcal�-Fdez (jalcala@decsai.ugr.es)
    S. Garc�a (sglopez@ujaen.es)
    A. Fern�ndez (alberto.fernandez@ujaen.es)
    J. Luengo (julianlm@decsai.ugr.es)

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see http://www.gnu.org/licenses/
  
**********************************************************************/

package keel.Algorithms.RE_SL_Postprocess.Mam2TSK;

import java.io.*;
import org.core.*;
import java.util.*;
import java.lang.Math;

class Mam2Tsk {
    public double semilla;

    public String fich_datos_chequeo, fich_datos_tst;
    public String fichero_conf, ruta_salida;
    public String fichero_br, fichero_reglas, fich_tra_obli, fich_tst_obli;
    public String datos_inter = "";
    public String cadenaReglas = "";

    public MiDataset tabla, tabla_tst;
    public BaseR base_reglas;
    public Adap fun_adap;
    public Est_evol ee;


    public Mam2Tsk(String f_e) {
        fichero_conf = f_e;
    }

    private String Quita_blancos(String cadena) {
        StringTokenizer sT = new StringTokenizer(cadena, "\t ", false);
        return (sT.nextToken());
    }


    /* Reads the data of the configuration file */
    public void leer_conf() {
        int i, j;
        String cadenaEntrada, valor;
        int gen_ee, Mu, Landa, N_sigma, N_alfa;
        int Omega_x, Omega_sigma, Omega_alfa, Delta_x, Delta_sigma, Delta_alfa;

        // we read the file in a String
        cadenaEntrada = Fichero.leeFichero(fichero_conf);
        StringTokenizer sT = new StringTokenizer(cadenaEntrada, "\n\r=", false);

        // we read the algorithm's name
        sT.nextToken();
        sT.nextToken();

        // we read the name of the training and test files
        sT.nextToken();
        valor = sT.nextToken();

        StringTokenizer ficheros = new StringTokenizer(valor, "\t ", false);
        ficheros.nextToken();
        fich_datos_chequeo = ((ficheros.nextToken()).replace('\"', ' ')).trim();
        fich_datos_tst = ((ficheros.nextToken()).replace('\"', ' ')).trim();
        fichero_br = ((ficheros.nextToken()).replace('\"', ' ')).trim();

        // we read the name of the output files
        sT.nextToken();
        valor = sT.nextToken();

        ficheros = new StringTokenizer(valor, "\t ", false);
        fich_tra_obli = ((ficheros.nextToken()).replace('\"', ' ')).trim();
        fich_tst_obli = ((ficheros.nextToken()).replace('\"', ' ')).trim();
        fichero_reglas = ((ficheros.nextToken()).replace('\"', ' ')).trim();
        ruta_salida = fich_tst_obli.substring(0,
                                              fich_tst_obli.lastIndexOf('/') + 1);

        // we read the seed of the random generator
        sT.nextToken();
        valor = sT.nextToken();
        semilla = Double.parseDouble(valor.trim());
        Randomize.setSeed((long) semilla);

        // we read the Evolutionary Strategy iterations
        sT.nextToken();
        valor = sT.nextToken();
        gen_ee = Integer.parseInt(valor.trim());

        // we read the Number of Parents for the Evolutionary Strategy (Mu)
        sT.nextToken();
        valor = sT.nextToken();
        Mu = Integer.parseInt(valor.trim());

        // we read the Number of offspring for the Evolutionary Strategy (Landa)
        sT.nextToken();
        valor = sT.nextToken();
        Landa = Integer.parseInt(valor.trim());

        // we read the Size of the Standar Deviation String (N_sigma)
        sT.nextToken();
        valor = sT.nextToken();
        N_sigma = Integer.parseInt(valor.trim());

        // we read the Size of the Angle String (N_alfa)
        sT.nextToken();
        valor = sT.nextToken();
        N_alfa = Integer.parseInt(valor.trim());

        // we read the Recombination Operator for the Solution String (Omega_x)
        sT.nextToken();
        valor = sT.nextToken();
        Omega_x = Integer.parseInt(valor.trim());

        // we read the Recombination Operator for the Deviation String (Omega_sigma)
        sT.nextToken();
        valor = sT.nextToken();
        Omega_sigma = Integer.parseInt(valor.trim());

        // we read the Recombination Operator for the Angle String (Omega_alfa)
        sT.nextToken();
        valor = sT.nextToken();
        Omega_alfa = Integer.parseInt(valor.trim());

        // we read the Number of Parents to recombine the Solution String (Delta_x)
        sT.nextToken();
        valor = sT.nextToken();
        Delta_x = Integer.parseInt(valor.trim());

        // we read the Number of Parents to recombine the Deviation String (Delta_sigma)
        sT.nextToken();
        valor = sT.nextToken();
        Delta_sigma = Integer.parseInt(valor.trim());

        // we read the Number of Parents to recombine the Angle String (Delta_alfa)
        sT.nextToken();
        valor = sT.nextToken();
        Delta_alfa = Integer.parseInt(valor.trim());

        // we create all the objects
        tabla = new MiDataset(fich_datos_chequeo, true);
        if (tabla.salir == false) {
            tabla_tst = new MiDataset(fich_datos_tst, false);
            base_reglas = new BaseR(fichero_br, tabla);
            fun_adap = new Adap(tabla, tabla_tst, base_reglas);
            ee = new Est_evol(base_reglas, fun_adap, tabla, gen_ee, Mu, Landa,
                              N_sigma, N_alfa, Omega_x, Omega_sigma, Omega_alfa,
                              Delta_x, Delta_sigma, Delta_alfa);
        }
    }

    public void run() {
        int i, j, tmp;
        double ec_tra, el_tra, ec_tst, el_tst;

        /* We read the configutate file and we initialize the structures and variables */
        leer_conf();

        if (tabla.salir == false) {
            for (i = 0; i < base_reglas.n_reglas; i++) {
                /* we obtain the positive examples */
                fun_adap.ejemplos_positivos(i);

                /* we apply the strategy Evolution for learning the consequent */
                ee.EE_Mu_Landa();

                /* we store the rule in the RB */
                base_reglas.inserta_cons(i, ee.solucion());

                tmp = base_reglas.n_reglas;
                base_reglas.n_reglas = i + 1;

                /* we calcule the MSEs */
                fun_adap.Error_tra();
                ec_tra = fun_adap.EC;
                el_tra = fun_adap.EL;

                fun_adap.Error_tst();
                ec_tst = fun_adap.EC;
                el_tst = fun_adap.EL;

                base_reglas.n_reglas = tmp;
            }

            /* we calcule the MSEs */
            fun_adap.Error_tra();
            ec_tra = fun_adap.EC;
            el_tra = fun_adap.EL;

            fun_adap.Error_tst();
            ec_tst = fun_adap.EC;
            el_tst = fun_adap.EL;

            /* we write the RB */
            cadenaReglas = base_reglas.BRtoString();
            cadenaReglas += "\nECMtra: " + ec_tra + "  ELMtra: " + el_tra;
            cadenaReglas += "\nECMtst: " + ec_tst + "  ELMtst: " + el_tst;
            Fichero.escribeFichero(fichero_reglas, cadenaReglas);

            /* we write the obligatory output files*/
            String salida_tra = tabla.getCabecera();
            salida_tra += fun_adap.getSalidaObli(tabla);
            Fichero.escribeFichero(fich_tra_obli, salida_tra);

            String salida_tst = tabla_tst.getCabecera();
            salida_tst += fun_adap.getSalidaObli(tabla_tst);
            Fichero.escribeFichero(fich_tst_obli, salida_tst);

            /* we write the MSEs in specific files */
            Fichero.AnadirtoFichero(ruta_salida + "mam2tskcomunR.txt",
                                    "" + base_reglas.n_reglas + "\n");
            Fichero.AnadirtoFichero(ruta_salida + "mam2tskcomunTRA.txt",
                                    "" + ec_tra + "\n");
            Fichero.AnadirtoFichero(ruta_salida + "mam2tskcomunTST.txt",
                                    "" + ec_tst + "\n");
        }
    }
}