edu.uci.jforestsx.input.Raw2BinConvertor Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package edu.uci.jforestsx.input;
import java.io.File;
import java.io.PrintStream;
import edu.uci.jforestsx.util.Util;
/**
* @author Yasser Ganjisaffar
*/
public class Raw2BinConvertor {
protected String inputFile;
protected String featureStatsFile;
protected String discreteFile;
protected String binFile;
protected BinaryFileGenerator getBinFileGenerator() {
return new BinaryFileGenerator(discreteFile, featureStatsFile, binFile);
}
public void convert(String folder, String[] inputFileNames) throws Exception {
if (!folder.endsWith("/")) {
folder += "/";
}
featureStatsFile = folder + "jforests-feature-stats.txt";
File featuresFile = new File(featureStatsFile);
if (featuresFile.exists()) {
System.out.println("File: " + featuresFile + " already exists. Skipping it.");
} else {
/*
* Extract feature statistics
*/
FeatureAnalyzer analyzer = new FeatureAnalyzer();
for (String inputFileName : inputFileNames) {
analyzer.processFile(folder + inputFileName);
}
analyzer.dumpStatistics(new PrintStream(featuresFile));
}
for (String inputFileName : inputFileNames) {
inputFile = folder + inputFileName;
discreteFile = folder + "jforests-discrete-" + inputFileName;
binFile = folder + Util.getFileNameWithoutExtension(inputFileName) + ".bin";
/*
* Convert to discrete sparse
*/
DiscreteSparseTextFileGenerator.convert(inputFile, featureStatsFile, discreteFile);
/*
* Generate bin file
*/
BinaryFileGenerator binFileGenerator = getBinFileGenerator();
binFileGenerator.convert();
}
}
}