1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
#include "timefrequencystatistics.h"
#include <cmath>
#include <string>
#include <sstream>
namespace algorithms {
TimeFrequencyStatistics::TimeFrequencyStatistics(const TimeFrequencyData& data)
: _data(data) {}
num_t TimeFrequencyStatistics::GetFlaggedRatio() {
size_t total = 0, flagged = 0;
for (size_t i = 0; i < _data.MaskCount(); ++i) {
const Mask2DCPtr mask = _data.GetMask(i);
flagged += mask->GetCount<true>();
total += mask->Width() * mask->Height();
}
if (total != 0)
return (num_t)flagged / (num_t)total;
else
return 0;
}
std::string TimeFrequencyStatistics::FormatRatio(num_t ratio) {
std::stringstream s;
if (ratio > 0.01)
s << (round(ratio * 10000.0) / 100.0) << "%";
else if (ratio > 0.001)
s << (round(ratio * 100000.0) / 1000.0) << "%";
else if (ratio > 0.0001)
s << (round(ratio * 1000000.0) / 10000.0) << "%";
else
s << (ratio * 100.0) << "%";
return s.str();
}
} // namespace algorithms
|
