![Please I am trying to get this code to output in .txt file:
I need your help:
import java.io.File; // Import the File class
import java.io.FileNotFoundException; // Import this class to handle errors
// Import the Scanner class to read text files
import java.util.*;
import java.io.*;
public class KMeans {
List<double []> clusterCentroids;
Map<Integer,List<Double>> dataMatrix;
List<double[]> data;
Integer numClusters;
public void writeFile(List<Double> value, File filename) {
try {
FileWriter myWriter = new FileWriter(filename);
myWriter.write(value.toString());
myWriter.close();
System.out.println("Successfully wrote to the file.");
} catch (IOException e) {
System.out.println("An error occurred.");
e.printStackTrace();
}
}
public KMeans() {
data = new ArrayList<double []>();
dataMatrix = new LinkedHashMap<>();
}
void readData(String filePath, int n, List<Double> c) {
numClusters = n;
try {
BufferedReader br = new BufferedReader(new FileReader(new File(filePath)));
String line;
int i = 0;
while((line = br.readLine()) != null) {
String [] elem = line.split("s+");
int j = 0;
for(String d : elem) {](https://image.slidesharecdn.com/pleaseiamtryingtogetthiscodetooutputin-txtfile-ineedyou-230313155754-ec22f40b/85/Please-I-am-trying-to-get-this-code-to-output-in-txt-file-I-need-you-pdf-1-320.jpg)
![if(isCentroid(j, c)) {
this.clusterCentroids.get(i)[j] = ((Double.valueOf(d)));
}
//data.get(i)[j] = ((Double.valueOf(d)));
System.out.println(data.get(j)[i]);
}
System.out.println();
i++;
}
br.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
private boolean isCentroid(int j, List<Double> c) {
for(int i = 0; i < c.size(); i++) {
if(j == c.get(i)) {
return true;
}
}
return false;
}
public static void main(String [] args) {
Scanner sc = new Scanner(System.in);
List<Double> centroids = new ArrayList<>();
String filePath = ("C:Usersmamdoeclipse-
workspaceK_projectsrcsynthetic_control_data.txt");
int n = 6;
for(int i=0;i<n;i++) {
Random r = new Random();
centroids.add((double)r.nextInt(600)+1);
}
System.out.println("Initial Clusters Centroids : " + centroids);
KMeans km = new KMeans();
//km.readData(filePath,n,centroids);
//km.calc();
}
}](https://image.slidesharecdn.com/pleaseiamtryingtogetthiscodetooutputin-txtfile-ineedyou-230313155754-ec22f40b/85/Please-I-am-trying-to-get-this-code-to-output-in-txt-file-I-need-you-pdf-2-320.jpg)
Please I am trying to get this code to output in -txt file- I need you.pdf
- 1. Please I am trying to get this code to output in .txt file: I need your help: import java.io.File; // Import the File class import java.io.FileNotFoundException; // Import this class to handle errors // Import the Scanner class to read text files import java.util.*; import java.io.*; public class KMeans { List<double []> clusterCentroids; Map<Integer,List<Double>> dataMatrix; List<double[]> data; Integer numClusters; public void writeFile(List<Double> value, File filename) { try { FileWriter myWriter = new FileWriter(filename); myWriter.write(value.toString()); myWriter.close(); System.out.println("Successfully wrote to the file."); } catch (IOException e) { System.out.println("An error occurred."); e.printStackTrace(); } } public KMeans() { data = new ArrayList<double []>(); dataMatrix = new LinkedHashMap<>(); } void readData(String filePath, int n, List<Double> c) { numClusters = n; try { BufferedReader br = new BufferedReader(new FileReader(new File(filePath))); String line; int i = 0; while((line = br.readLine()) != null) { String [] elem = line.split("s+"); int j = 0; for(String d : elem) {
- 2. if(isCentroid(j, c)) { this.clusterCentroids.get(i)[j] = ((Double.valueOf(d))); } //data.get(i)[j] = ((Double.valueOf(d))); System.out.println(data.get(j)[i]); } System.out.println(); i++; } br.close(); } catch (IOException ex) { ex.printStackTrace(); } } private boolean isCentroid(int j, List<Double> c) { for(int i = 0; i < c.size(); i++) { if(j == c.get(i)) { return true; } } return false; } public static void main(String [] args) { Scanner sc = new Scanner(System.in); List<Double> centroids = new ArrayList<>(); String filePath = ("C:Usersmamdoeclipse- workspaceK_projectsrcsynthetic_control_data.txt"); int n = 6; for(int i=0;i<n;i++) { Random r = new Random(); centroids.add((double)r.nextInt(600)+1); } System.out.println("Initial Clusters Centroids : " + centroids); KMeans km = new KMeans(); //km.readData(filePath,n,centroids); //km.calc(); } }