/**
 * @file data_process_function.h
 * @brief 拟合函数
 * FitterLeastSquareMethod 多项式拟合
 * log_fit log函数拟合
 * @author your name (you@domain.com)
 * @version 0.1
 * @date 2023-12-22
 *
 * Copyright: Baosight Co. Ltd.
 * DO NOT COPY/USE WITHOUT PERMISSION
 *
 */
#ifndef _DATA_PROCESS_H_
#define _DATA_PROCESS_H_
#include <eigen3/Eigen/Dense>
#include <vector>

/**
 * 1.多项式拟合
 * 2.log线性拟合  a*lnx+b  b = result[0],a=result[1]
 * 3.单增提取
 */
namespace DataProcessFun {
using std::vector;

Eigen::VectorXd FitterLeastSquareMethod(vector<double>& X, vector<double>& Y,
                                        size_t orders);
Eigen::VectorXd log_fit(vector<double>& X, vector<double>& Y);
}  // namespace DataProcessFun

#endif  //_DATA_PROCESS_H_