Module stats 

Statistical utilities for analyzers

This module provides common statistical functions used by analyzers, including percentile calculation, moving averages, anomaly detection, etc.

Structs

CircularBuffer

Circular buffer for maintaining a sliding window of values

ExponentialMovingAverage

Exponential Moving Average calculator

LinearTrend

Linear regression to find trend

SimpleMovingAverage

Simple Moving Average calculator

Functions

calculate_iqr

Calculate interquartile range (IQR)

calculate_linear_trend

Calculate linear trend from time series data

calculate_percentiles

Calculate percentiles from a dataset

calculate_rate

Calculate rate (events per time unit)

is_outlier_iqr

Check if a value is an outlier using IQR method

is_outlier_zscore

Check if a value is an outlier using z-score method

mean

Calculate mean of a dataset

percentage_change

Calculate percentage change

std_dev

Calculate standard deviation of a dataset

z_score

Calculate z-score for a value