int main() {
//File PARITY
std::fstream parity_file("..\\..\\data\\PARITY.txt");
if (!parity_file)
return 1;
std::istream_iterator<long> eos;
std::istream_iterator<long> iit(parity_file);
const long rows = *iit++;
const long cols = *iit++;
std::vector<std::vector<long>> check(rows), bit(cols);
std::cout << "Reading PARITY...\n";
std::chrono::system_clock::time_point start = std::chrono::system_clock::now();
//Initial bit_connections and check_connections
while (iit != eos) {
long left = *iit;
++iit;
check[left - 1].push_back(*iit);
bit[*iit - 1].push_back(left);
++iit;
}
std::chrono::system_clock::time_point end = std::chrono::system_clock::now();
int sec = std::chrono::duration_cast<std::chrono::seconds>(end - start).count();
int msec = std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() - sec * 1000;
std::cout << "Done reading in " << sec << " s " << msec << " ms\n";
//File demodSignal
std::fstream signal_file("..\\..\\data\\demodSignal.txt");
if (!signal_file) { std::cout << "Error with opening demodSignal.txt\n" << std::endl; return 1; }
std::istream_iterator<float> eos_d;
std::istream_iterator<float> iit_d(signal_file);
std::vector<float> demodSignal;
std::cout << "Reading demodSignal...\n";
start = std::chrono::system_clock::now();
//Reading demodSignal file
while (iit_d != eos_d) {
demodSignal.push_back(*iit_d);
++iit_d;
}
end = std::chrono::system_clock::now();
sec = std::chrono::duration_cast<std::chrono::seconds>(end - start).count();
msec = std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() - sec * 1000;
std::cout << "Done reading in " << sec << " s " << msec << " ms\n";
//Initialization posylka_from_bit_to_check
std::vector<std::vector<float>> posylka_from_bit_to_check(cols);
std::vector<std::vector<long>>::iterator iter_p = bit.begin();
int num_d = 0;//Íîìåð èíäåêñà ñèãíàëà
std::cout << "Preparing posylka_from_bit_to_check...\n";
start = std::chrono::system_clock::now();
while (iter_p != bit.end()) {
for (int i = 0; i < bit[num_d].size(); i++) {
posylka_from_bit_to_check[num_d].push_back(demodSignal[num_d]);
}
num_d++;
++iter_p;
}
end = std::chrono::system_clock::now();
sec = std::chrono::duration_cast<std::chrono::seconds>(end - start).count();
msec = std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() - sec * 1000;
std::cout << "Done preparing in " << sec << " s " << msec << " ms\n";
//Initialization posylka_from_check_to_bit
std::vector<std::vector<float>> posylka_from_check_to_bit(rows);
const int MaxIteration = 50;
//Íà÷àëàñü îòïðàâêà
start = std::chrono::system_clock::now();
for (int n_iter = 0; n_iter < MaxIteration; n_iter++) {
std::cout << "\n" << n_iter + 1 << " iterations\n";
std::vector<long>::iterator it_find;
std::vector<long> d; // Çàïèñûâàåòñÿ èñïðàâëÿåìûé ñèãíàë
std::vector<float> LQ;
//std::cout << "Otpravka: \n";
for (int nn = 0; nn < rows; nn++) {
std::vector<long> input_indeces = check[nn];
std::vector<long>::iterator it_ii = input_indeces.begin();
std::vector<float> posylki;
//Chto imenno prihodilo:
while (it_ii != input_indeces.end()) {
it_find = std::find(bit[*it_ii - 1].begin(), bit[*it_ii - 1].end(), nn + 1);
int num_it_find = it_find - bit[*it_ii - 1].begin();
float tmp = posylka_from_bit_to_check[*it_ii - 1][num_it_find];
++it_ii;
posylki.push_back(tmp);
}
posylka_from_check_to_bit[nn].clear(); // Ñòèðàåì äëÿ çàïîëíåíèÿ îáíîâëåííûìè çíà÷åíèÿìè
//Formiruem otvet
for (int kk = 0; kk < input_indeces.size(); kk++) {
std::vector<float> posyl_minus_1(posylki);
posyl_minus_1.erase(posyl_minus_1.begin() + kk);
float gg = g_func(posyl_minus_1);
posylka_from_check_to_bit[nn].push_back(gg);
}
}
//std::cout << "Otvet:\n";
//bit node update
for (int nn = 0; nn < cols; nn++) {
std::vector<long> input_indeces = bit[nn];
std::vector<long>::iterator it_ii = input_indeces.begin();
std::vector<float> posylki;
//Chto imenno prihodilo:
while (it_ii != input_indeces.end()) {
it_find = std::find(check[*it_ii - 1].begin(), check[*it_ii - 1].end(), nn + 1);
int num_it_find = it_find - check[*it_ii - 1].begin();
float tmp = posylka_from_check_to_bit[*it_ii - 1][num_it_find];
++it_ii;
posylki.push_back(tmp);
}
posylka_from_bit_to_check[nn].clear();
//Formiruem otvet
for (int kk = 0; kk < input_indeces.size(); kk++) {
std::vector<float> posyl_minus_1(posylki);
posyl_minus_1.erase(posyl_minus_1.begin() + kk);
float gg = demodSignal[nn] + sum(posyl_minus_1);
posylka_from_bit_to_check[nn].push_back(gg);
}
LQ.push_back(demodSignal[nn] + sum(posylki));
d.push_back((1 - Sign(LQ[nn])) / 2);
}
//Ñîçäàåì è çàïîëíÿåì ñèíäîðì
std::vector<long> syndrome;
for (int i = 0; i < rows; i++) {
std::vector<long> indeces = check[i];
std::vector<long>::iterator it_ind = indeces.begin();
std::vector<long> tmp;
while (it_ind != indeces.end()) {
tmp.push_back(d[*it_ind - 1]);
it_ind++;
}
syndrome.push_back(fmod(sum(tmp), 2));
}
std::cout << "\nErrors: " << sum(syndrome) << std::endl;
if (sum(syndrome) == 0) { break; }
}
end = std::chrono::system_clock::now();
sec = std::chrono::duration_cast<std::chrono::seconds>(end - start).count();
msec = std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() - sec * 1000;
std::cout << "\nDone preparing in " << sec << " s " << msec << " ms\n";
std::cout << "SYNDROME == 0" << std::endl;
system("pause");
return 0;
}
void compareWeights(const char* fileName, const std::string plotTitle,
const std::string plotType, const std::string plot,
const std::string xlabel, const float xMin, const float xMax) {
gStyle->SetOptStat(0);
gROOT->ForceStyle();
THStack* histStack = new THStack("histStack", plotTitle.c_str());
TLegend* legend = new TLegend(.55 ,.55 ,.885 ,.875);
legend->SetFillColor(kWhite);
std::vector<std::string> weightNames = {"unit wgt = 0.000001"};
//{"f_{T1} = 5e-12 ", "f_{T1} = 4e-12 ",
//"f_{T1} = 1.5e-12 ", "Standard Model"};
std::vector<int> colors = {kRed-7, kAzure-3, kGreen-6, kBlack, kBlue-4};
TFile signal_file(fileName);
TCanvas* canvas = new TCanvas("canvas","Weight Comparison",150,10,990,660);
canvas->cd();
int numBins = 13;
float rebinPoint = 0;
double variableBins[numBins+1];
for (int i = 0; i <= numBins; i++)
{
if (i < 10)
rebinPoint += 75.;
else if (i < 11)
rebinPoint += 150.;
else
rebinPoint += 200;
variableBins[i] = rebinPoint;
}
std::string bg_path = "/nfs_scratch/kdlong/wpz_zg_qcdbkgd/Events/run_01/";
bg_path += fileName;
addBackground(histStack, bg_path, plotType, plot, legend, "WZ EWK + QCD",
variableBins, numBins);
for (unsigned int i = 0; i < weightNames.size(); i++)
{
std::string path = weightNames[i] + "/" + plotType + "/" + plot;
TH1F* hist = static_cast<TH1F*>(signal_file.GetObjectChecked(path.c_str(),
"TH1F"));
//hist->SetFillColor(colors[i]);
hist->SetLineColor(colors[i]);
hist->SetLineWidth(2);
TH1* histRebin = hist->Rebin(numBins, "histRebin", variableBins);
histRebin->Sumw2();
histStack->Add(histRebin, "hist E1");
std::string legendName = "WZ EWK (" + weightNames[i] + ")";
legend->AddEntry(hist, legendName.c_str(), "l");
}
histStack->Draw("nostack");
histStack->GetXaxis()->SetTitle(xlabel.c_str());
histStack->GetYaxis()->SetTitle("Events");
//histStack->GetXaxis()->SetRangeUser(xMin, xMax);
//histStack->SetMaximum(125);
histStack->DrawClone("nostack");
legend->DrawClone("same");
canvas->Update();
canvas->Print("WZTMassComp_zg_bg_cuts.pdf");
}
