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https://github.com/UpsilonNumworks/Upsilon.git
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86f7a87d45
Implemented a new method for computing quartiles, used for all countries except France and Italy. Quartiles are now computed as the medians of the lower half and upper half of the dataset. Change-Id: Idfb89a617799eca1d23326ebbcfbbea58e6236b8
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
#ifndef STATISTICS_STORE_H
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#define STATISTICS_STORE_H
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#include "../shared/memoized_curve_view_range.h"
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#include "../shared/double_pair_store.h"
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namespace Statistics {
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class Store : public Shared::MemoizedCurveViewRange, public Shared::DoublePairStore {
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public:
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Store();
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uint32_t barChecksum() const;
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// Histogram bars
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double barWidth() const { return m_barWidth; }
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void setBarWidth(double barWidth);
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double firstDrawnBarAbscissa() const { return m_firstDrawnBarAbscissa; }
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void setFirstDrawnBarAbscissa(double firstDrawnBarAbscissa) { m_firstDrawnBarAbscissa = firstDrawnBarAbscissa;}
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double heightOfBarAtIndex(int series, int index) const;
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double heightOfBarAtValue(int series, double value) const;
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double startOfBarAtIndex(int series, int index) const;
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double endOfBarAtIndex(int series, int index) const;
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double numberOfBars(int series) const;
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// return true if the window has scrolled
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bool scrollToSelectedBarIndex(int series, int index);
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bool isEmpty() const override;
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bool seriesIsEmpty(int i) const override;
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bool frequenciesAreInteger(int series) const;
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int numberOfNonEmptySeries() const override;
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// Calculation
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double sumOfOccurrences(int series) const;
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double maxValueForAllSeries() const;
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double minValueForAllSeries() const;
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double maxValue(int series) const;
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double minValue(int series) const;
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double range(int series) const;
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double mean(int series) const;
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double variance(int series) const;
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double standardDeviation(int series) const;
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double sampleStandardDeviation(int series) const;
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double firstQuartile(int series) const;
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double thirdQuartile(int series) const;
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double quartileRange(int series) const;
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double median(int series) const;
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double sum(int series) const;
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double squaredValueSum(int series) const;
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double squaredOffsettedValueSum(int series, double offset) const;
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constexpr static double k_maxNumberOfBars = 10000.0;
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constexpr static float k_displayTopMarginRatio = 0.1f;
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constexpr static float k_displayRightMarginRatio = 0.04f;
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constexpr static int k_bottomMargin = 20;
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constexpr static float k_displayLeftMarginRatio = 0.04f;
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// DoublePairStore
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void set(double f, int series, int i, int j) override;
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void deletePairOfSeriesAtIndex(int series, int j) override;
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void deleteAllPairsOfSeries(int series) override;
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void updateNonEmptySeriesCount();
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private:
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double defaultValue(int series, int i, int j) const override;
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double sumOfValuesBetween(int series, double x1, double x2) const;
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double sortedElementAtCumulatedFrequency(int series, double k, bool createMiddleElement = false) const;
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double sortedElementAtCumulatedPopulation(int series, double population, bool createMiddleElement = false) const;
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int minIndex(double * bufferValues, int bufferLength) const;
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// Histogram bars
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double m_barWidth;
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double m_firstDrawnBarAbscissa;
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bool m_seriesEmpty[k_numberOfSeries];
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int m_numberOfNonEmptySeries;
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};
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typedef double (Store::*CalculPointer)(int) const;
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}
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#endif
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