@Test
public void testSentiment() {
LuceneClassifier classifier =
new LuceneClassifier("resources/sentiment.idx", "positive", false, true);
try {
assertTrue(classifier.classify("great"));
assertFalse(classifier.classify("horrible"));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Test
public void testClassify() {
LuceneClassifier classifier =
new LuceneClassifier("resources/coffee-test-set.idx", "positive", false, false);
try {
assertTrue(classifier.classify(testDocs.get(0)));
assertFalse(classifier.classify(testDocs.get(1)));
assertFalse(classifier.classify(testDocs.get(2)));
assertFalse(classifier.classify(testDocs.get(3)));
assertFalse(classifier.classify(testDocs.get(4)));
} catch (Exception e) {
System.out.println("caught exception in test clasify");
e.printStackTrace();
}
}
@Test
public void testCorpus() {
LuceneClassifier posClassifier =
new LuceneClassifier("resources/twitter-sentiment.idx", "positive", true, true);
LuceneClassifier negClassifier =
new LuceneClassifier("resources/twitter-sentiment.idx", "negative", true, true);
LuceneClassifier neutralClassifier =
new LuceneClassifier("resources/twitter-sentiment.idx", "neutral", true, true);
System.out.println("Training Complete!");
try {
int nCorrect = 0;
ArrayList<String[]> testData = getTestData("resources/test-data.csv");
for (String[] s : testData) {
if (s[0].equals("positive")) {
if (posClassifier.classify(s[1])) {
nCorrect++;
}
} else if (s[0].equals("negative")) {
if (negClassifier.classify(s[1])) {
nCorrect++;
}
} else if (s[0].equals("neutral")) {
if (neutralClassifier.classify(s[1])) {
nCorrect++;
}
}
}
System.out.println((float) (nCorrect) / (float) (testData.size()));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}