A C++ template library for embedded applications
MIT licensed
Designed and
maintained by
John Wellbelove
Support the development
of the ETL

Mean


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