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Diffstat (limited to 'libnetdata/statistical/statistical.h')
-rw-r--r-- | libnetdata/statistical/statistical.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/libnetdata/statistical/statistical.h b/libnetdata/statistical/statistical.h new file mode 100644 index 0000000000..e9fd205ad5 --- /dev/null +++ b/libnetdata/statistical/statistical.h @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_STATISTICAL_H +#define NETDATA_STATISTICAL_H 1 + +#include "../libnetdata.h" + +extern LONG_DOUBLE average(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE moving_average(const LONG_DOUBLE *series, size_t entries, size_t period); +extern LONG_DOUBLE median(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE moving_median(const LONG_DOUBLE *series, size_t entries, size_t period); +extern LONG_DOUBLE running_median_estimate(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE standard_deviation(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE single_exponential_smoothing(const LONG_DOUBLE *series, size_t entries, LONG_DOUBLE alpha); +extern LONG_DOUBLE double_exponential_smoothing(const LONG_DOUBLE *series, size_t entries, LONG_DOUBLE alpha, LONG_DOUBLE beta, LONG_DOUBLE *forecast); +extern LONG_DOUBLE holtwinters(const LONG_DOUBLE *series, size_t entries, LONG_DOUBLE alpha, LONG_DOUBLE beta, LONG_DOUBLE gamma, LONG_DOUBLE *forecast); +extern LONG_DOUBLE sum_and_count(const LONG_DOUBLE *series, size_t entries, size_t *count); +extern LONG_DOUBLE sum(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE median_on_sorted_series(const LONG_DOUBLE *series, size_t entries); +extern LONG_DOUBLE *copy_series(const LONG_DOUBLE *series, size_t entries); +extern void sort_series(LONG_DOUBLE *series, size_t entries); + +#endif //NETDATA_STATISTICAL_H |