From be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 04:57:58 +0200 Subject: Adding upstream version 1.44.3. Signed-off-by: Daniel Baumann --- libnetdata/statistical/statistical.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 libnetdata/statistical/statistical.h (limited to 'libnetdata/statistical/statistical.h') diff --git a/libnetdata/statistical/statistical.h b/libnetdata/statistical/statistical.h new file mode 100644 index 00000000..f3ecfadb --- /dev/null +++ b/libnetdata/statistical/statistical.h @@ -0,0 +1,34 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_STATISTICAL_H +#define NETDATA_STATISTICAL_H 1 + +#include "../libnetdata.h" + +void log_series_to_stderr(NETDATA_DOUBLE *series, size_t entries, NETDATA_DOUBLE result, const char *msg); + +NETDATA_DOUBLE average(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE moving_average(const NETDATA_DOUBLE *series, size_t entries, size_t period); +NETDATA_DOUBLE median(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE moving_median(const NETDATA_DOUBLE *series, size_t entries, size_t period); +NETDATA_DOUBLE running_median_estimate(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE standard_deviation(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE single_exponential_smoothing(const NETDATA_DOUBLE *series, size_t entries, NETDATA_DOUBLE alpha); +extern NETDATA_DOUBLE +single_exponential_smoothing_reverse(const NETDATA_DOUBLE *series, size_t entries, NETDATA_DOUBLE alpha); +NETDATA_DOUBLE double_exponential_smoothing(const NETDATA_DOUBLE *series, size_t entries, + NETDATA_DOUBLE alpha, + NETDATA_DOUBLE beta, + NETDATA_DOUBLE *forecast); +NETDATA_DOUBLE holtwinters(const NETDATA_DOUBLE *series, size_t entries, + NETDATA_DOUBLE alpha, + NETDATA_DOUBLE beta, + NETDATA_DOUBLE gamma, + NETDATA_DOUBLE *forecast); +NETDATA_DOUBLE sum_and_count(const NETDATA_DOUBLE *series, size_t entries, size_t *count); +NETDATA_DOUBLE sum(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE median_on_sorted_series(const NETDATA_DOUBLE *series, size_t entries); +NETDATA_DOUBLE *copy_series(const NETDATA_DOUBLE *series, size_t entries); +void sort_series(NETDATA_DOUBLE *series, size_t entries); + +#endif //NETDATA_STATISTICAL_H -- cgit v1.2.3