void App() {
long t1;
(void) time(&t1);
seedMT(t1);
float em_converged = 1e-4;
int em_max_iter = 20;
int em_estimate_alpha = 1; //1 indicate estimate alpha and 0 use given value
int var_max_iter = 30;
double var_converged = 1e-6;
double initial_alpha = 0.1;
int n_topic = 30;
LDA lda;
lda.Init(em_converged, em_max_iter, em_estimate_alpha, var_max_iter,
var_converged, initial_alpha, n_topic);
Corpus cor;
//Str data = "../../data/ap.dat";
Str data = "lda_data";
cor.LoadData(data);
Corpus train;
Corpus test;
double p = 0.8;
SplitData(cor, p, &train, &test);
Str type = "seeded";
LdaModel m;
lda.RunEM(type, train, test, &m);
LOG(INFO) << m.alpha;
VVReal gamma;
VVVReal phi;
lda.Infer(test, m, &gamma, &phi);
WriteStrToFile(Join(gamma, " ", "\n"), "gamma");
WriteStrToFile(Join(phi, " ", "\n", "\n\n"), "phi");
}
void VarMGCTM::OutputFile(MGCTMC& m,StrC &eta,int iterate) const {
Str eta_file = "/data0/data/ctm/model/eta_" + ToStr(iterate);
WriteStrToFile(eta,eta_file);
VStr gLnBeta(m.GTopicNum());
for (int row = 0; row < m.g_ln_w.rows(); ++row) {
gLnBeta[row] = EVecToStr(m.g_ln_w.row(row));
}
Str global_beta = "/data0/data/ctm/model/gbeta_" + ToStr(iterate);
WriteStrToFile(Join(gLnBeta,"\n"),global_beta);
Str local_beta = "/data0/data/ctm/model/lbeta_" + ToStr(iterate) +"_";
for (size_t group = 0; group < m.l_ln_w.size(); ++group) {
VStr lLnBeta(m.LTopicNum2());
for (int row = 0; row < m.l_ln_w[group].rows(); ++row) {
lLnBeta[row] = EVecToStr(m.l_ln_w[group].row(row));
}
Str local_beta_group = local_beta + ToStr(group);
WriteStrToFile(Join(lLnBeta,"\n"),local_beta_group);
}
}
void DbRange::Dump(const WCHAR *wfilename)
{
CString str, strAll;
CArray<DbRow, const DbRow&>& rows = Table_DataToArray(m_data);
for (int iRow=0; iRow<rows.GetSize(); iRow++)
{
str = rows.GetAt(iRow).ToString();
strAll += str;
strAll += _T("\n");
}
char *filename = WideStrToAnsiStr(wfilename);
char *content = WideStrToAnsiStr(strAll);
if (filename && content)
{
WriteStrToFile(filename, content);
}
if (filename) delete[] filename;
if (content) delete[] content;
}
