64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
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#pragma once
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/**
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* @file data_mapping.h
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* @brief 把数据映射到正态分布的类，现在已经弃用
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* 常用的函数包括cox-box函数等
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* @author Cat (null.null.null@qq.com)
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* @version 0.1
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* @date 2021-09-10
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*
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* Copyright: Baosight Co. Ltd.
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* DO NOT COPY/USE WITHOUT PERMISSION
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*
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*/
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#include <vector>
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#include <mix_cc/math/log.h>
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#include <dlib/statistics.h>
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namespace distribution {
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/**
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* @brief 数据映射，把数据映射到正态分布
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*/
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struct DataMapping {
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private:
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double lambda_ = 1.1;
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double c_ = 0;
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double delta_ = 0.01;
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bool is_positive_skewed_;
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dlib::running_stats<double> rs_;
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public:
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/**
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* @brief Set the running stats object
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* @param prev_rs My Param doc
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* @return int
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*/
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int set_running_stats(dlib::running_stats<double> prev_rs);
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/**
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* @brief Get the lambda object
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* @return double
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*/
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double get_lambda();
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/**
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* @brief Get the running stats object
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* @return dlib::running_stats<double>
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*/
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dlib::running_stats<double> get_running_stats();
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/**
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* @brief 反向变换单个数据
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* @param input My Param doc
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* @return double
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*/
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double reverse_transform(double input);
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/**
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* @brief 正向变换数据组
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* @param input My Param doc
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* @return std::vector<double>
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*/
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std::vector<double> transform(const std::vector<double>& input);
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};
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} // namespace distribution
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