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performance_tests: better stats, and keep track of timing history

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moneromooo-monero 2018-12-28 12:38:46 +00:00
parent 4a0e4c7d70
commit 1eef056588
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8 changed files with 638 additions and 62 deletions
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58
contrib/epee/include/stats.h Normal file
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#pragma once
#include <vector>
template<typename T, typename Tpod = T>
class Stats
{
public:
Stats(const std::vector<T> &v): values(v), cached(0) {}
~Stats() {}
size_t get_size() const;
Tpod get_min() const;
Tpod get_max() const;
Tpod get_median() const;
double get_mean() const;
double get_confidence_interval_95() const;
double get_confidence_interval_99() const;
double get_standard_deviation() const;
double get_standard_error() const;
double get_variance() const;
double get_kurtosis() const;
double get_non_parametric_skew() const;
double get_t_test(T t) const;
double get_t_test(size_t npoints, double mean, double stddev) const;
double get_t_test(const Stats<T> &other) const;
double get_z_test(const Stats<T> &other) const;
double get_test(const Stats<T> &other) const;
std::vector<Tpod> get_quantiles(unsigned int quantiles) const;
std::vector<size_t> get_bins(unsigned int bins) const;
bool is_same_distribution_95(size_t npoints, double mean, double stddev) const;
bool is_same_distribution_95(const Stats<T> &other) const;
bool is_same_distribution_99(size_t npoints, double mean, double stddev) const;
bool is_same_distribution_99(const Stats<T> &other) const;
double get_cdf95(size_t df) const;
double get_cdf95(const Stats<T> &other) const;
double get_cdf99(size_t df) const;
double get_cdf99(const Stats<T> &other) const;
private:
inline bool is_cached(int bit) const;
inline void set_cached(int bit) const;
const std::vector<T> &values;
mutable uint64_t cached;
mutable Tpod min;
mutable Tpod max;
mutable Tpod median;
mutable double mean;
mutable double standard_deviation;
mutable double standard_error;
mutable double variance;
mutable double kurtosis;
};
#include "stats.inl"