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sample_read util update and resampling util

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Antonin Portelli
2014-02-17 18:50:26 +00:00
parent b53b47fcda
commit 7699dad913
3 changed files with 103 additions and 10 deletions
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19
utils/sample_read.cpp
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@@ -1,20 +1,23 @@
#include <iostream>
#include <latan/Dataset.hpp>
#include <latan/Io.hpp>
#include <latan/Sample.hpp>
using namespace std;
using namespace Latan;
int main(void)
int main(int argc, char *argv[])
{
Dataset<DMat, AsciiFile> dataset;
DMatSample s, r;
RandGen g;
if (argc != 2)
{
cerr << "usage: " << argv[0] << " <file>" << endl;
return EXIT_FAILURE;
}
dataset.load("man", "HVP_2_2_000_00_0_0");
s = dataset.bootstrapMean(100, g);
string fileName = argv[1];
AsciiFile f(fileName, File::Mode::read);
cout << "-- loading sample from '" << fileName << "'..." << endl;
const DMatSample &s = f.read<DMatSample>();
cout << scientific;
cout << "central value:\n" << s[central] << endl;
cout << "standard deviation:\n" << s.variance().cwiseSqrt() << endl;