Remove trailing space in attribute type of Arff

This commit is contained in:
2023-03-20 20:24:32 +01:00
parent cfade7a556
commit 12222f7903

View File

@@ -7,35 +7,43 @@ using namespace std;
ArffFiles::ArffFiles() = default;
vector<string> ArffFiles::getLines() const {
vector<string> ArffFiles::getLines() const
{
return lines;
}
unsigned long int ArffFiles::getSize() const {
unsigned long int ArffFiles::getSize() const
{
return lines.size();
}
vector<pair<string, string>> ArffFiles::getAttributes() const {
vector<pair<string, string>> ArffFiles::getAttributes() const
{
return attributes;
}
string ArffFiles::getClassName() const {
string ArffFiles::getClassName() const
{
return className;
}
string ArffFiles::getClassType() const {
string ArffFiles::getClassType() const
{
return classType;
}
vector<vector<float>> &ArffFiles::getX() {
vector<vector<float>>& ArffFiles::getX()
{
return X;
}
vector<int> &ArffFiles::getY() {
vector<int>& ArffFiles::getY()
{
return y;
}
void ArffFiles::load(const string &fileName, bool classLast) {
void ArffFiles::load(const string& fileName, bool classLast)
{
ifstream file(fileName);
if (!file.is_open()) {
throw invalid_argument("Unable to open file");
@@ -55,7 +63,7 @@ void ArffFiles::load(const string &fileName, bool classLast) {
type = "";
while (ss >> type_w)
type += type_w + " ";
attributes.emplace_back(attribute, type);
attributes.emplace_back(attribute, trim(type));
continue;
}
if (line[0] == '@') {
@@ -79,7 +87,8 @@ void ArffFiles::load(const string &fileName, bool classLast) {
}
void ArffFiles::generateDataset(bool classLast) {
void ArffFiles::generateDataset(bool classLast)
{
X = vector<vector<float>>(attributes.size(), vector<float>(lines.size()));
auto yy = vector<string>(lines.size(), "");
int labelIndex = classLast ? static_cast<int>(attributes.size()) : 0;
@@ -99,19 +108,21 @@ void ArffFiles::generateDataset(bool classLast) {
y = factorize(yy);
}
string ArffFiles::trim(const string &source) {
string ArffFiles::trim(const string& source)
{
string s(source);
s.erase(0, s.find_first_not_of(" \n\r\t"));
s.erase(s.find_last_not_of(" \n\r\t") + 1);
return s;
}
vector<int> ArffFiles::factorize(const vector<string> &labels_t) {
vector<int> ArffFiles::factorize(const vector<string>& labels_t)
{
vector<int> yy;
yy.reserve(labels_t.size());
map<string, int> labelMap;
int i = 0;
for (const string &label: labels_t) {
for (const string& label : labels_t) {
if (labelMap.find(label) == labelMap.end()) {
labelMap[label] = i++;
}