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SearchOP.java
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266 lines (227 loc) · 6.59 KB
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import java.io.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
public class SearchOP {
/**
* @param args
*/
public static void main(String[] args) {
System.err.println("Usage: java SearchOP scoreFile_1:scoreFile_2:scoreFile_3");
try {
if (args.length != 1) {
System.err.println("wrong input arguments - exit");
System.exit(-1);
}
String[] scoreFiles = args[0].split(":");
int numScoreFiles = scoreFiles.length;
if (numScoreFiles == 2) {
double minLoss = 1000;
int mini=-1, minj=-1;
for (int i=0; i<=100; i=i+5) {
for (int j=0; j<=100; j=j+5) {
if (i + j != 100) {
continue;
}
int[] w = new int[2];
w[0] = i;
w[1] = j;
double loss = eval(scoreFiles, w);
System.err.println("processing i = " + i + "\tj = " + j + "\tlogloss = " + loss);
if (loss < minLoss) {
minLoss = loss;
mini = i;
minj = j;
}
}
}
System.out.println("op solution is: i = " + mini + "\tj = " + minj);
System.out.println("min logloss = " + minLoss);
} else if (numScoreFiles == 3) {
double minLoss = 1000;
int mini=-1, minj=-1, mink=-1;
for (int i=0; i<=100; i=i+5) {
for (int j=0; j<=100; j=j+5) {
for (int k=0; k<=100; k=k+5) {
if (i + j + k!= 100) {
continue;
}
int[] w = new int[3];
w[0] = i;
w[1] = j;
w[2] = k;
double loss = eval(scoreFiles, w);
System.err.println("processing i = " + i + "\tj = " + j + "\tk = " + k + "\tlogloss = " + loss);
if (loss < minLoss) {
minLoss = loss;
mini = i;
minj = j;
mink = k;
}
}
}
}
System.out.println("op solution is: i = " + mini + "\tj = " + minj + "\tk = " + mink);
System.out.println("min logloss = " + minLoss);
} else if (numScoreFiles == 4) {
double minLoss = 1000;
int mini=-1, minj=-1, mink=-1, minl=-1;
for (int i=0; i<=100; i=i+5) {
for (int j=0; j<=100; j=j+5) {
for (int k=0; k<=100; k=k+5) {
for (int l=0; l<=100; l=l+5) {
if (i + j + k + l != 100) {
continue;
}
int[] w = new int[4];
w[0] = i;
w[1] = j;
w[2] = k;
w[3] = l;
double loss = eval(scoreFiles, w);
System.err.println("processing i = " + i + "\tj = " + j + "\tk = " + k + "\tl = " + l + "\tlogloss = " + loss);
if (loss < minLoss) {
minLoss = loss;
mini = i;
minj = j;
mink = k;
minl = l;
}
}
}
}
}
System.out.println("op solution is: i = " + mini + "\tj = " + minj + "\tk = " + mink + "\tl = " + minl);
System.out.println("min logloss = " + minLoss);
} else if (numScoreFiles == 5) {
double minLoss = 1000;
int mini=-1, minj=-1, mink=-1, minl=-1, minm=-1;
for (int i=0; i<=100; i=i+5) {
for (int j=0; j<=100; j=j+5) {
for (int k=0; k<=100; k=k+5) {
for (int l=0; l<=100; l=l+5) {
for (int m=0; m<=100; m=m+5) {
if (i + j + k + l + m!= 100) {
continue;
}
int[] w = new int[5];
w[0] = i;
w[1] = j;
w[2] = k;
w[3] = l;
w[4] = m;
double loss = eval(scoreFiles, w);
System.err.println("processing i = " + i + "\tj = " + j + "\tk = " + k + "\tl = " + l + "\tm = " + m + "\tlogloss = " + loss);
if (loss < minLoss) {
minLoss = loss;
mini = i;
minj = j;
mink = k;
minl = l;
minm = m;
}
}
}
}
}
}
System.out.println("op solution is: i = " + mini + "\tj = " + minj + "\tk = " + mink + "\tl = " + minl + "\tm = " + minm);
System.out.println("min logloss = " + minLoss);
} else {
System.err.println("score files cannot be > 5");
System.exit(-1);
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
public static double eval(String[] scoreFiles, int[] w) {
float[] weights = new float[w.length];
for (int i=0; i<w.length; i++) {
weights[i] = w[i] / 100.0f;
}
try {
BufferedReader[] brs = new BufferedReader[scoreFiles.length];
for (int i=0; i<scoreFiles.length; i++) {
brs[i] = new BufferedReader(new FileReader(scoreFiles[i]));
}
PrintWriter pw = new PrintWriter(new File("tempScore"));
String line = brs[0].readLine(); // first line;
String[] vals = line.split("\t");
int pos = -1;
for (int i=0; i<vals.length; i++) {
if (vals[i].equals("m:Predicted")) {
pos = i;
break;
}
}
for (int i=1; i<brs.length; i++) {
brs[i].readLine();
}
pw.println(line);
int cnt = 0;
float[] scores = new float[brs.length];
while ((line = brs[0].readLine()) != null) {
vals = line.split("\t");
scores[0] = Float.parseFloat(vals[pos]);
for (int i=1; i<brs.length; i++) {
line = brs[i].readLine();
String[] temp = line.split("\t");
scores[i] = Float.parseFloat(temp[pos]);
}
float ensembleScore = ensemble(scores, weights);
StringBuilder sb = new StringBuilder();
for (int i=0; i<pos; i++) {
sb.append(vals[i] + "\t");
}
sb.append(ensembleScore + "\t");
for (int i=pos+1; i<vals.length; i++) {
sb.append(vals[i] + "\t");
}
pw.println(sb.toString().substring(0, sb.toString().length()-1));
/*
cnt++;
if (cnt % 1000 == 0) {
System.err.println(cnt + " lines processed.");
}*/
}
pw.close();
for (int i=0; i<brs.length; i++) {
brs[i].close();
}
} catch (Exception ex) {
ex.printStackTrace();
}
double result = 0.0;
try {
String cmd = "./evalModel/EvaluateClassifier.exe -f:tempScore -r:roc -s:summary";
Process p = Runtime.getRuntime().exec(cmd);
p.waitFor();
BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line = null;
while ((line = br.readLine()) != null) {
if (!line.startsWith("Logloss")) {
continue;
}
String[] temp = line.trim().split(":");
result = Double.parseDouble(temp[1]);
break;
}
br.close();
} catch (Exception ex) {
ex.printStackTrace();
}
return result;
}
public static float ensemble(float[] scores, float[] weights) {
if (scores.length != weights.length) {
System.err.println("wrong input arguments in ensemble() - exit");
System.exit(-1);
}
float sum = 0.0f;
for (int i=0; i<scores.length; i++) {
sum += weights[i] * scores[i];
}
return sum;
}
}