Mean

20.9.0

template <typename TInput, typename TCalc = TInput>

class mean : public etl::unary_function<TInput, void>

TInput The input data type.

TCalc The type to use for internal calculations. By default, equal to TInput.

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mean()

Default constructor.

template <typename TIterator>

mean(TIterator first, TIterator last)

Construct from an iterator range.

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void add(TInput value1)

Add a value.

template <typename TIterator>

void add(TIterator first, TIterator last)

Add a range of values.

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void operator()(TInput value)

Add a values.

template <typename TIterator>

void operator()(TIterator first, TIterator last)

Add a range of values.

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double get_mean() const

Returns the calculated mean for the data.

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operator double() const

Returns the calculated mean for the data.

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size_t count() const

Get the total number added entries.

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void clear()

Clear the mean.

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Example

std::array<char, 10> input

{

0, 1, 2, 3, 4, 5, 6, 7, 8, 9

};

etl::mean<char, int32_t> mean(input.begin(), input.end());

double mean_result;

mean_result = mean; // mean_result == 4.5

mean.h