QwtBoxStatisticsCalculator类 参考

从原始数据计算箱线图统计量的辅助类 更多...

#include <qwt_box_statistics.h>

Public 类型
enum	WhiskerMethod {   Tukey , Percentile , MinMax , StandardDeviation ,   StandardError }
	须须计算方法 更多...

Public 成员函数
	QwtBoxStatisticsCalculator ()
	Constructor with default Tukey method
void	setWhiskerMethod (WhiskerMethod method)
	Set whisker calculation method
WhiskerMethod	whiskerMethod () const
	Get whisker calculation method
void	setWhiskerCoefficient (double coeff)
	Set whisker coefficient (1.5 for Tukey, percentile for Percentile method)
double	whiskerCoefficient () const
	Get whisker coefficient

静态 Public 成员函数
static QwtBoxSample	calculate (double position, const QVector< double > &sortedData, WhiskerMethod method=Tukey, double coefficient=1.5)
	Compute QwtBoxSample from sorted data
static QwtBoxSample	calculateFromRaw (double position, const QVector< double > &rawData, WhiskerMethod method=Tukey, double coefficient=1.5)
	Compute QwtBoxSample from unsorted data (sorts internally)
static QVector< double >	extractOutliers (const QwtBoxSample &sample, const QVector< double > &sortedData)
	Extract outliers given box sample and sorted data
static void	calculateFull (double position, const QVector< double > &rawData, QwtBoxSample &sample, QwtBoxOutlierSample &outliers, WhiskerMethod method=Tukey, double coefficient=1.5)
	Compute full statistics (sample + outliers) in one call

详细描述

从原始数据计算箱线图统计量的辅助类

成员枚举类型说明

WhiskerMethod

enum QwtBoxStatisticsCalculator::WhiskerMethod

须须计算方法

枚举值
Tukey	Tukey's method: whiskers extend to 1.5×IQR from Q1/Q3 (default)
Percentile	Percentile method: whiskers at specified percentile range
MinMax	Min/Max method: whiskers at actual data min/max
StandardDeviation	Standard deviation method: whiskers at mean ± coeff×SD
StandardError	Standard error method: whiskers at mean ± coeff×SE

构造及析构函数说明

QwtBoxStatisticsCalculator()

QwtBoxStatisticsCalculator::QwtBoxStatisticsCalculator

(

)

Constructor with default Tukey method

默认使用 Tukey 方法的构造函数

成员函数说明

calculate()

QwtBoxSample QwtBoxStatisticsCalculator::calculate ( double  position, const QVector< double > &  sortedData, WhiskerMethod  method = Tukey, double  coefficient = 1.5  )

static

Compute QwtBoxSample from sorted data

从已排序数据计算箱线图统计量

calculateFromRaw()

QwtBoxSample QwtBoxStatisticsCalculator::calculateFromRaw ( double  position, const QVector< double > &  rawData, WhiskerMethod  method = Tukey, double  coefficient = 1.5  )

static

Compute QwtBoxSample from unsorted data (sorts internally)

从未排序的原始数据计算箱线图统计量

calculateFull()

void QwtBoxStatisticsCalculator::calculateFull ( double  position, const QVector< double > &  rawData, QwtBoxSample &  sample, QwtBoxOutlierSample &  outliers, WhiskerMethod  method = Tukey, double  coefficient = 1.5  )

static

Compute full statistics (sample + outliers) in one call

计算完整的箱线图统计量，包括异常值

extractOutliers()

QVector< double > QwtBoxStatisticsCalculator::extractOutliers ( const QwtBoxSample &  sample, const QVector< double > &  sortedData  )

static

Extract outliers given box sample and sorted data

根据箱线图样本从已排序数据中提取异常值

setWhiskerCoefficient()

void QwtBoxStatisticsCalculator::setWhiskerCoefficient

(

double

coeff

)

Set whisker coefficient (1.5 for Tukey, percentile for Percentile method)

设置须须系数

setWhiskerMethod()

void QwtBoxStatisticsCalculator::setWhiskerMethod

(

WhiskerMethod

method

)

Set whisker calculation method

设置须须计算方法

whiskerCoefficient()

double QwtBoxStatisticsCalculator::whiskerCoefficient

(

)

const

Get whisker coefficient

获取须须系数

whiskerMethod()

QwtBoxStatisticsCalculator::WhiskerMethod QwtBoxStatisticsCalculator::whiskerMethod

(

)

const

Get whisker calculation method

获取须须计算方法

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该类的文档由以下文件生成:

• /home/runner/work/QWT/QWT/src/plot/qwt_box_statistics.h
• /home/runner/work/QWT/QWT/src/plot/qwt_box_statistics.cpp