public static void initData4LastFM(Preprocessing pr) {
Dbconnection dbconn = Dbconnection._getConn();
try {
// Build tag set for counting
pr.buildTags(dbconn.getResultSet(GlobalSQLQuery.GETVIEW_ARTIST_TAG));
System.out.println("Tags: " + Environment.hm_tag_artistset.size());
System.out.println("Artist: " + Environment.hm_artist_tag.size());
// Running PCA
// executePCAFM(pr);
// Calculate TF-IDF & normalization
// pr.calTF_IDF();
// pr.writeBookmark_Tags(new File("Output4Stats/matrix4lastfm"));
} catch (SQLException sqlEx) {
System.out.println("SQL exception...");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void initData4Delicious(Preprocessing pr) {
// Preprocessing pr = new Preprocessing();
Dbconnection dbconn = Dbconnection._getConn();
try {
// Build tag set for counting
pr.buildTags(dbconn.getResultSet(GlobalSQLQuery.GETVIEWTAG));
pr.sensorToken();
// Build tags for each bookmark
pr.buildBookmark_Tags(dbconn.getResultSet(GlobalSQLQuery.GETBOOKMARK_TAG));
// Build User Relations
// pr.buildContactRelation(new File(
// "Data/Delicious/user_contacts-timestamps.dat"));
// Build user list
// pr.buildUserList(dbconn.getResultSet(GlobalSQLQuery.GETUSER));
// Print statistical data
System.out.println("Size tags: " + Environment.hm_token_weight.size());
System.out.println("Size bookmark-tags: " + Environment.hm_bookmark_tag.size());
pr.buildTagChecking(dbconn.getResultSet(GlobalSQLQuery.GETTAG));
System.out.println("Size true-tags: " + Environment.tagSet.size());
// Calculate TF-IDF & normalization
pr.calTF_IDF();
// pr.writeBookmark_Tags(new File("Output4Stats/matrix"));
// writeBookmark_Tags_ARFF(new File("matrix_arff.arff"));
// writeBookmark_Tags_Matlab(new File("matrix_matlab_try_1"), new
// File(
// "bm_index_try_1"));
} catch (SQLException sqlEx) {
System.out.println("SQL exception...");
}
}
