public MainForm() {
alfa.setValue(1);
beta.setValue(1);
gamma.setValue(1);
loadDatabase.addActionListener(
e -> {
fileChooser.setCurrentDirectory(new File(database.getText()));
int returnVal = fileChooser.showOpenDialog(panel1);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
database.setText(file.getPath());
}
});
loadKeyword.addActionListener(
e -> {
fileChooser.setCurrentDirectory(new File(keywords.getText()));
int returnVal = fileChooser.showOpenDialog(panel1);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
keywords.setText(file.getPath());
}
});
search.addActionListener(
e -> {
isKeywordsEnabled = keywordsEnabled.getSelectedIndex() != 0;
DatabaseCollection.clear();
if (isKeywordsEnabled) {
new KeywordParser(keywords.getText()).parse();
}
new DocumentParser(database.getText()).parse();
Method method1 = Method.valueOf((String) MainForm.this.method.getSelectedItem());
Document query1 = new Document(MainForm.this.query.getText(), "", false);
showResults(method1, query1);
});
oznacz.addActionListener(
e -> {
for (Result result : results.getSelectedValuesList()) {
result.setMarkedAsGood(!result.isMarkedAsGood());
}
results.repaint();
});
newQuestion.addActionListener(
e -> {
ResultModel model = (ResultModel) results.getModel();
Document query1 = model.getQuery();
calculateRelevance(
model.getResultList(),
query1,
(Integer) alfa.getValue(),
(Integer) beta.getValue(),
(Integer) gamma.getValue());
queryHelp.setText(query1.getQueryText());
Method method1 = Method.valueOf((String) MainForm.this.method.getSelectedItem());
showResults(method1, query1);
});
}
private void calculateRelevance(
List<Result> resultList, Document query, double alfa, double beta, double gama) {
List<Document> goodDocuments = new ArrayList<>();
List<Document> badDocuments = new ArrayList<>();
for (Result result : resultList) {
if (result.isMarkedAsGood()) {
goodDocuments.add(result.getDocument());
} else {
badDocuments.add(result.getDocument());
}
}
for (Term term : DatabaseCollection.getTermMap().values()) {
double relevance =
alfa * query.getTermRelevance(term)
+ (avg(term, goodDocuments)) * beta
- avg(term, badDocuments) * gama;
query.setTermRelevance(term, relevance);
}
}
private List<Result> getQuerySimilarity(Method method, Document query) {
List<Result> resultList = new ArrayList<>();
List<Result> list = new ArrayList<>();
for (Document document : DatabaseCollection.getDocumentList()) {
double similarity = document.similarity(query, method);
if (similarity != -1) {
list.add(new Result(document, similarity));
}
}
list.stream()
.sorted(
(o1, o2) -> {
double diff = o1.getSimilarity() - o2.getSimilarity();
if (diff < 0) {
return 1;
} else if (diff > 0) {
return -1;
}
return 0;
})
.limit(5)
.forEach(resultList::add);
return resultList;
}
